82 results on '"Tieu, M"'
Search Results
2. Patient navigation across the cancer care continuum: An overview of systematic reviews and emerging literature.
- Author
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Chan, RJ, Milch, VE, Crawford-Williams, F, Agbejule, OA, Joseph, R, Johal, J, Dick, N, Wallen, MP, Ratcliffe, J, Agarwal, A, Nekhlyudov, L, Tieu, M, Al-Momani, M, Turnbull, S, Sathiaraj, R, Keefe, D, Hart, NH, Chan, RJ, Milch, VE, Crawford-Williams, F, Agbejule, OA, Joseph, R, Johal, J, Dick, N, Wallen, MP, Ratcliffe, J, Agarwal, A, Nekhlyudov, L, Tieu, M, Al-Momani, M, Turnbull, S, Sathiaraj, R, Keefe, D, and Hart, NH
- Abstract
Patient navigation is a strategy for overcoming barriers to reduce disparities and to improve access and outcomes. The aim of this umbrella review was to identify, critically appraise, synthesize, and present the best available evidence to inform policy and planning regarding patient navigation across the cancer continuum. Systematic reviews examining navigation in cancer care were identified in the Cochrane Central Register of Controlled Trials (CENTRAL), PubMed, Embase, Cumulative Index of Nursing and Allied Health (CINAHL), Epistemonikos, and Prospective Register of Systematic Reviews (PROSPERO) databases and in the gray literature from January 1, 2012, to April 19, 2022. Data were screened, extracted, and appraised independently by two authors. The JBI Critical Appraisal Checklist for Systematic Review and Research Syntheses was used for quality appraisal. Emerging literature up to May 25, 2022, was also explored to capture primary research published beyond the coverage of included systematic reviews. Of the 2062 unique records identified, 61 systematic reviews were included. Fifty-four reviews were quantitative or mixed-methods reviews, reporting on the effectiveness of cancer patient navigation, including 12 reviews reporting costs or cost-effectiveness outcomes. Seven qualitative reviews explored navigation needs, barriers, and experiences. In addition, 53 primary studies published since 2021 were included. Patient navigation is effective in improving participation in cancer screening and reducing the time from screening to diagnosis and from diagnosis to treatment initiation. Emerging evidence suggests that patient navigation improves quality of life and patient satisfaction with care in the survivorship phase and reduces hospital readmission in the active treatment and survivorship care phases. Palliative care data were extremely limited. Economic evaluations from the United States suggest the potential cost-effectiveness of navigation in screening programs
- Published
- 2023
3. Altruistic Surrogacy: The Necessary Objectification of Surrogate Mothers
- Author
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Tieu, M. M.
- Published
- 2009
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4. 18F-FDG PET-CT performed before and during radiation therapy of head and neck squamous cell carcinoma: Are they independent or complementary to each other?
- Author
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Min, M, Lin, P, Lee, M, Shon, Ho I, Lin, M, Forstner, D, Tieu, M, Chicco, A, Bray, V, and Fowler, A
- Published
- 2015
5. PROGNOSTIC ROLE OF METABOLIC PARAMETERS OF 18F-FDG PET-CT SCAN PERFORMED DURING RADIATION THERAPY IN HEAD AND NECK SQUAMOUS CELL CARCINOMA: O38
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Min, M, Lin, P r, Lee, M, Shon, I H, Lin, M, Forstner, D, Bray, V, Chicco, A, Tieu, M T, and Fowler, A
- Published
- 2015
6. Outcomes in patients treated with post mastectomy chest wall radiotherapy without the routine use of bolus: 109 – Scientific Paper
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Sappiatzer, J, Tieu, M, Yap, M L, Cuartero, J, Panzarella, T, McCready, D, and Fyles, A
- Published
- 2013
7. Mechanisms of Analgesic Response during IV lidocaine Infusions in Neuropathic Pain Patients
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Chatterjee, N, Mackey, S, Peterson, W, Moulton, R, Tieu, M, and Carroll, I
- Published
- 2009
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8. EP15.21: The value of saline infusion sonohysterography (SIS) in diagnosing uterine cavity mass in subfertile women
- Author
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Vo Huu, B., primary, Ho Ngoc Anh, V., additional, Phan Thi Ngoc, M., additional, Le Tieu, M., additional, Pham, P.T., additional, and Vuong Thi Ngoc, L., additional
- Published
- 2018
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9. The spectrum of novel mutations in ATP2C1 in Hailey-Hailey Disease
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Brown, N., Tieu, M., DiGiovanna, J.J., Bale, S.J., Uitto, J., and Richard, G.
- Subjects
Genetic research -- Analysis ,Human genetics -- Research ,Genetic disorders -- Research ,Biological sciences - Published
- 2000
10. RT-19 * PROGNOSTIC VALUE OF EARLY CHANGES IN NEUTROPHIL AND LYMPHOCYTE MEASURES DURING CHEMORADIOTHERAPY FOR GLIOBLASTOMA
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Mason, M., primary, McNamara, M., additional, Tieu, M., additional, Lwin, Z., additional, Millar, B. A., additional, Menard, C., additional, Lapperiere, N., additional, Milosevic, M., additional, Mason, W., additional, and Chung, C., additional
- Published
- 2014
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11. O10.09 * REDUCTION IN NEUTROPHIL-LYMPHOCYTE RATIO DURING INITIAL CONCURRENT CHEMORADIOTHERAPY IS PROGNOSTIC FOR SURVIVAL OF GLIOBLASTOMA PATIENTS
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Mason, M. T., primary, McNamara, M. G., additional, Tieu, M. T., additional, Lwin, Z., additional, Millar, B. A., additional, Menard, C., additional, Laperriere, N., additional, Milosevic, M., additional, Mason, W. P., additional, and Chung, C., additional
- Published
- 2014
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12. MEDICAL RADIATION THERAPIES
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Ahmed, I., primary, Biswas, A., additional, Krishnamurthy, S., additional, Julka, P., additional, Rath, G., additional, Back, M., additional, Huang, D., additional, Gzell, C., additional, Chen, J., additional, Kastelan, M., additional, Gaur, P., additional, Wheeler, H., additional, Badiyan, S. N., additional, Robinson, C. G., additional, Simpson, J. R., additional, Tran, D. D., additional, Rich, K. M., additional, Dowling, J. L., additional, Chicoine, M. R., additional, Leuthardt, E. C., additional, Kim, A. H., additional, Huang, J., additional, Michaelsen, S. R., additional, Christensen, I. J., additional, Grunnet, K., additional, Stockhausen, M.-T., additional, Broholm, H., additional, Kosteljanetz, M., additional, Poulsen, H. S., additional, Tieu, M., additional, Lovblom, E., additional, Macnamara, M., additional, Mason, W., additional, Rodin, D., additional, Tai, E., additional, Ubhi, K., additional, Laperriere, N., additional, Millar, B.-A., additional, Menard, C., additional, Perkins, B., additional, Chung, C., additional, Clarke, J., additional, Molinaro, A., additional, Phillips, J., additional, Butowski, N., additional, Chang, S., additional, Perry, A., additional, Costello, J., additional, DeSilva, A., additional, Rabbitt, J., additional, Prados, M., additional, Cohen, A. L., additional, Anker, C., additional, Shrieve, D., additional, Hall, B., additional, Salzman, K., additional, Jensen, R., additional, Colman, H., additional, Farber, O., additional, Weinberg, U., additional, Palti, Y., additional, Fisher, B., additional, Chen, H., additional, Macdonald, D., additional, Lesser, G., additional, Coons, S., additional, Brachman, D., additional, Ryu, S., additional, Werner-Wasik, M., additional, Bahary, J.-P., additional, Chakravarti, A., additional, Mehta, M., additional, Gupta, T., additional, Nair, V., additional, Epari, S., additional, Godasastri, J., additional, Moiyadi, A., additional, Shetty, P., additional, Juvekar, S., additional, Jalali, R., additional, Herrlinger, U., additional, Schafer, N., additional, Steinbach, J., additional, Weyerbrock, A., additional, Hau, P., additional, Goldbrunner, R., additional, Kohnen, R., additional, Urbach, H., additional, Stummer, W., additional, Glas, M., additional, Houillier, C., additional, Ghesquieres, H., additional, Chabrot, C., additional, Soussain, C., additional, Ahle, G., additional, Choquet, S., additional, Faurie, P., additional, Bay, J.-O., additional, Vargaftig, J., additional, Gaultier, C., additional, Nicolas-Virelizier, E., additional, Hoang-Xuan, K., additional, Iskanderani, O., additional, Izar, F., additional, Benouaich-Amiel, A., additional, Filleron, T., additional, Moyal, E., additional, Iweha, C., additional, Jain, S., additional, Melian, E., additional, Sethi, A., additional, Albain, K., additional, Shafer, D., additional, Emami, B., additional, Kong, X.-T., additional, Green, S., additional, Filka, E., additional, Green, R., additional, Yong, W., additional, Nghiemphu, P., additional, Cloughesy, T., additional, Lai, A., additional, Mallick, S., additional, Roy, S., additional, Purkait, S., additional, Gupta, S., additional, Julka, P. K., additional, Rath, G. K., additional, Marosi, C., additional, Thaler, J., additional, Ay, C., additional, Kaider, A., additional, Reitter, E.-M., additional, Haselbock, J., additional, Preusser, M., additional, Flechl, B., additional, Zielinski, C., additional, Pabinger, I., additional, Miyatake, S.-I., additional, Furuse, M., additional, Miyata, T., additional, Yoritsune, E., additional, Kawabata, S., additional, Kuroiwa, T., additional, Muragaki, Y., additional, Maruyama, T., additional, Iseki, H., additional, Akimoto, J., additional, Ikuta, S., additional, Nitta, M., additional, Maebayashi, K., additional, Saito, T., additional, Okada, Y., additional, Kaneko, S., additional, Matsumura, A., additional, Karasawa, K., additional, Nakazato, Y., additional, Kayama, T., additional, Nabors, L. B., additional, Fink, K. L., additional, Mikkelsen, T., additional, Grujicic, D., additional, Tarnawski, R., additional, Nam, D.-H., additional, Mazurkiewicz, M., additional, Salacz, M., additional, Ashby, L., additional, Thurzo, L., additional, Zagonel, V., additional, Depenni, R., additional, Perry, J. R., additional, Henslee-Downey, J., additional, Picard, M., additional, Reardon, D. A., additional, Nambudiri, N., additional, Nayak, L., additional, LaFrankie, D., additional, Wen, P., additional, Ney, D., additional, Carlson, J., additional, Damek, D., additional, Blatchford, P., additional, Gaspar, L., additional, Kavanagh, B., additional, Waziri, A., additional, Lillehei, K., additional, Reddy, K., additional, Chen, C., additional, Rashed, I., additional, Barton, K., additional, Anderson, D., additional, Prabhu, V., additional, Rusch, R., additional, Belongia, M., additional, Maheshwari, M., additional, Firat, S., additional, Schiff, D., additional, Desjardins, A., additional, Glantz, M., additional, Chamberlain, M., additional, Shapiro, W., additional, Gopal, S., additional, Judy, K., additional, Patel, S., additional, Mahapatra, A., additional, Shan, J., additional, Gupta, D., additional, Shih, K., additional, Bacha, J. A., additional, Brown, D., additional, Garner, W. J., additional, Steino, A., additional, Schwart, R., additional, Kanekal, S., additional, Li, M., additional, Lopez, L., additional, Burris, H. A., additional, Soderberg-Naucler, C., additional, Rahbar, A., additional, Stragliotto, G., additional, Song, A. J., additional, Kumar, A. M. S., additional, Murphy, E. S., additional, Tekautz, T., additional, Suh, J. H., additional, Recinos, V., additional, Chao, S. T., additional, Spoor, J., additional, Korami, K., additional, Kloezeman, J., additional, Balvers, R., additional, Dirven, C., additional, Lamfers, M., additional, Leenstra, S., additional, Sumrall, A., additional, Haggstrom, D., additional, Crimaldi, A., additional, Symanowski, J., additional, Giglio, P., additional, Asher, A., additional, Burri, S., additional, Sunkersett, G., additional, Khatib, Z., additional, Prajapati, C. M., additional, Magalona, E. E., additional, Mariano, M., additional, Sih, I. M., additional, Torcuator, R., additional, Taal, W., additional, Oosterkamp, H., additional, Walenkamp, A., additional, Beerenpoot, L., additional, Hanse, M., additional, Buter, J., additional, Honkoop, A., additional, Boerman, D., additional, de Vos, F., additional, Jansen, R., additional, van der Berkmortel, F., additional, Brandsma, D., additional, Enting, R., additional, Kros, J., additional, Bromberg, J., additional, van Heuvel, I., additional, Smits, M., additional, van der Holt, R., additional, Vernhout, R., additional, van den Bent, M., additional, Wick, W., additional, Suarez, C., additional, Rodon, J., additional, Forsyth, P., additional, Gueorguieva, I., additional, Cleverly, A., additional, Burkholder, T., additional, Desaiah, D., additional, Lahn, M., additional, Zach, L., additional, Guez, D., additional, Last, D., additional, Daniels, D., additional, Nissim, O., additional, Grober, Y., additional, Hoffmann, C., additional, Nass, D., additional, Talianski, A., additional, Spiegelmann, R., additional, Cohen, Z., additional, and Mardor, Y., additional
- Published
- 2013
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13. Working memory attenuates high pain
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Huynh, H., primary, Jastrzab, L., additional, Tieu, M., additional, McCue, R., additional, Gandhi, V., additional, and Mackey, S., additional
- Published
- 2012
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14. Neural effects of systemic lidocaine on chronic neuropathic pain patients
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Ung, H., primary, Mackey, S., additional, Chatterjee, N., additional, Tieu, M., additional, Moericke, R., additional, and Carroll, I., additional
- Published
- 2011
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15. Increasing working memory load attenuates pain in healthy volunteers but not in chronic low back pain patients
- Author
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Tieu, M., primary, McCue, R., additional, Gandhi, V., additional, and Mackey, S., additional
- Published
- 2009
- Full Text
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16. REDUCTION IN NEUTROPHIL-LYMPHOCYTE RATIO DURING INITIAL CONCURRENT CHEMORADIOTHERAPY IS PROGNOSTIC FOR SURVIVAL OF GLIOBLASTOMA PATIENTS
- Author
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Mason, M. T., Mairéad Mcnamara, Tieu, M. T., Lwin, Z., Millar, B. A., Menard, C., Laperriere, N., Milosevic, M., Mason, W. P., and Chung, C.
17. Distinctive physiology of molecularly identified medium spiny neurons in the macaque putamen.
- Author
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Ting JT, Johansen NJ, Kalmbach BE, Taskin N, Lee B, Clark JK, Kendrick R, Ng L, Radaelli C, Weed N, Enstrom R, Ransford S, Redford I, Walling-Bell S, Dalley R, Tieu M, Goldy J, Jorstad N, Smith K, Bakken T, Lein ES, and Owen SF
- Abstract
The distinctive physiology of striatal medium spiny neurons (MSNs) underlies their ability to integrate sensory and motor input. In rodents, MSNs have a hyperpolarized resting potential and low input resistance. When activated, they have a delayed onset of spiking and regular spike rate. Here, we show that in the macaque putamen, latency to spike is reduced and spike rate adaptation is increased relative to mouse. We use whole-cell brain slice recordings and recover single-cell gene expression using Patch-seq to distinguish macaque MSN cell types. Species differences in the expression of ion channel genes including the calcium-activated chloride channel, ANO2, and an auxiliary subunit of the A-type potassium channel, DPP10, are correlated with species differences in spike rate adaptation and latency to the first spike, respectively. These surprising divergences in physiology better define the strengths and limitations of mouse models for understanding neuronal and circuit function in the primate basal ganglia., Competing Interests: Declaration of interests The authors declare no competing interests., (Copyright © 2024 The Author(s). Published by Elsevier Inc. All rights reserved.)
- Published
- 2024
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18. Integrated multimodal cell atlas of Alzheimer's disease.
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Gabitto MI, Travaglini KJ, Rachleff VM, Kaplan ES, Long B, Ariza J, Ding Y, Mahoney JT, Dee N, Goldy J, Melief EJ, Agrawal A, Kana O, Zhen X, Barlow ST, Brouner K, Campos J, Campos J, Carr AJ, Casper T, Chakrabarty R, Clark M, Cool J, Dalley R, Darvas M, Ding SL, Dolbeare T, Egdorf T, Esposito L, Ferrer R, Fleckenstein LE, Gala R, Gary A, Gelfand E, Gloe J, Guilford N, Guzman J, Hirschstein D, Ho W, Hupp M, Jarsky T, Johansen N, Kalmbach BE, Keene LM, Khawand S, Kilgore MD, Kirkland A, Kunst M, Lee BR, Leytze M, Mac Donald CL, Malone J, Maltzer Z, Martin N, McCue R, McMillen D, Mena G, Meyerdierks E, Meyers KP, Mollenkopf T, Montine M, Nolan AL, Nyhus JK, Olsen PA, Pacleb M, Pagan CM, Peña N, Pham T, Pom CA, Postupna N, Rimorin C, Ruiz A, Saldi GA, Schantz AM, Shapovalova NV, Sorensen SA, Staats B, Sullivan M, Sunkin SM, Thompson C, Tieu M, Ting JT, Torkelson A, Tran T, Valera Cuevas NJ, Walling-Bell S, Wang MQ, Waters J, Wilson AM, Xiao M, Haynor D, Gatto NM, Jayadev S, Mufti S, Ng L, Mukherjee S, Crane PK, Latimer CS, Levi BP, Smith KA, Close JL, Miller JA, Hodge RD, Larson EB, Grabowski TJ, Hawrylycz M, Keene CD, and Lein ES
- Abstract
Alzheimer's disease (AD) is the leading cause of dementia in older adults. Although AD progression is characterized by stereotyped accumulation of proteinopathies, the affected cellular populations remain understudied. Here we use multiomics, spatial genomics and reference atlases from the BRAIN Initiative to study middle temporal gyrus cell types in 84 donors with varying AD pathologies. This cohort includes 33 male donors and 51 female donors, with an average age at time of death of 88 years. We used quantitative neuropathology to place donors along a disease pseudoprogression score. Pseudoprogression analysis revealed two disease phases: an early phase with a slow increase in pathology, presence of inflammatory microglia, reactive astrocytes, loss of somatostatin
+ inhibitory neurons, and a remyelination response by oligodendrocyte precursor cells; and a later phase with exponential increase in pathology, loss of excitatory neurons and Pvalb+ and Vip+ inhibitory neuron subtypes. These findings were replicated in other major AD studies., (© 2024. The Author(s).)- Published
- 2024
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19. Enhancer AAV toolbox for accessing and perturbing striatal cell types and circuits.
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Hunker AC, Wirthlin ME, Gill G, Johansen NJ, Hooper M, Omstead V, Taskin N, Weed N, Vargas S, Bendrick JL, Gore B, Ben-Simon Y, Bishaw Y, Opitz-Araya X, Martinez RA, Way S, Thyagarajan B, Lerma MN, Laird W, Sven O, Sanchez REA, Alexander JR, Amaya A, Amster A, Ayala A, Baker PM, Barcelli T, Barta S, Bertagnolli D, Bielstein C, Bishwakarma P, Bowlus J, Boyer G, Brouner K, Casian B, Casper T, Chakka AB, Chakrabarty R, Clark M, Colbert K, Daniel S, Dawe T, Departee M, DiValentin P, Donadio NP, Dotson NI, Dwivedi D, Egdorf T, Fliss T, Gary A, Goldy J, Grasso C, Groce EL, Gudsnuk K, Han W, Haradon Z, Hastings S, Helback O, Ho WV, Huang C, Johnson T, Jones DL, Juneau Z, Kenney J, Leibly M, Li S, Liang E, Loeffler H, Lusk NA, Madigan Z, Malloy J, Malone J, McCue R, Melchor J, Mich JK, Moosman S, Morin E, Naidoo R, Newman D, Ngo K, Nguyen K, Oster AL, Ouellette B, Oyama AA, Pena N, Pham T, Phillips E, Pom C, Potekhina L, Ransford S, Reding M, Rette DF, Reynoldson C, Rimorin C, Rios Sigler A, Rocha DB, Ronellenfitch K, Ruiz A, Sawyer L, Sevigny J, Shapovalova NV, Shepard N, Shulga L, Soliman S, Staats B, Taormina MJ, Tieu M, Wang Y, Wilkes J, Wood T, Zhou T, Williford A, Dee N, Mollenkopf T, Ng L, Esposito L, Kalmbach B, Yao S, Ariza J, Mufti S, Smith K, Waters J, Ersing I, Patrick M, Zeng H, Lein ES, Kojima Y, Horwitz G, Owen SF, Levi BP, Daigle TL, Tasic B, Bakken TE, and Ting JT
- Abstract
We present an enhancer AAV toolbox for accessing and perturbing striatal cell types and circuits. Best-in-class vectors were curated for accessing major striatal neuron populations including medium spiny neurons (MSNs), direct and indirect pathway MSNs, as well as Sst-Chodl, Pvalb-Pthlh, and cholinergic interneurons. Specificity was evaluated by multiple modes of molecular validation, three different routes of virus delivery, and with diverse transgene cargos. Importantly, we provide detailed information necessary to achieve reliable cell type specific labeling under different experimental contexts. We demonstrate direct pathway circuit-selective optogenetic perturbation of behavior and multiplex labeling of striatal interneuron types for targeted analysis of cellular features. Lastly, we show conserved in vivo activity for exemplary MSN enhancers in rat and macaque. This collection of striatal enhancer AAVs offers greater versatility compared to available transgenic lines and can readily be applied for cell type and circuit studies in diverse mammalian species beyond the mouse model., Competing Interests: Declaration of interests Authors JTT, BPL, EL, TLD, BTa, HZ, JKM are co-inventors on patent application PCT/US2021/45995 Artificial expression constructs for selectively modulating gene expression in striatal neurons. Authors JTT, BPL, TLD, BTa, TEB are co-inventors on provisional patent application US 63/582,759 Artificial expression constructs for modulating gene expression in the basal ganglia. HZ – is on the Scientific Advisory Board of MapLight Therapeutics, Palo Alto, CA
- Published
- 2024
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20. A suite of enhancer AAVs and transgenic mouse lines for genetic access to cortical cell types.
- Author
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Ben-Simon Y, Hooper M, Narayan S, Daigle T, Dwivedi D, Way SW, Oster A, Stafford DA, Mich JK, Taormina MJ, Martinez RA, Opitz-Araya X, Roth JR, Allen S, Ayala A, Bakken TE, Barcelli T, Barta S, Bendrick J, Bertagnolli D, Bowlus J, Boyer G, Brouner K, Casian B, Casper T, Chakka AB, Chakrabarty R, Chance RK, Chavan S, Departee M, Donadio N, Dotson N, Egdorf T, Gabitto M, Garcia J, Gary A, Gasperini M, Goldy J, Gore BB, Graybuck L, Greisman N, Haeseleer F, Halterman C, Helback O, Hockemeyer D, Huang C, Huff S, Hunker A, Johansen N, Juneau Z, Kalmbach B, Khem S, Kussick E, Kutsal R, Larsen R, Lee C, Lee AY, Leibly M, Lenz GH, Liang E, Lusk N, Malone J, Mollenkopf T, Morin E, Newman D, Ng L, Ngo K, Omstead V, Oyama A, Pham T, Pom CA, Potekhina L, Ransford S, Rette D, Rimorin C, Rocha D, Ruiz A, Sanchez REA, Sedeno-Cortes A, Sevigny JP, Shapovalova N, Shulga L, Sigler AR, Siverts LA, Somasundaram S, Stewart K, Szelenyi E, Tieu M, Trader C, van Velthoven CTJ, Walker M, Weed N, Wirthlin M, Wood T, Wynalda B, Yao Z, Zhou T, Ariza J, Dee N, Reding M, Ronellenfitch K, Mufti S, Sunkin SM, Smith KA, Esposito L, Waters J, Thyagarajan B, Yao S, Lein ES, Zeng H, Levi BP, Ngai J, Ting J, and Tasic B
- Abstract
The mammalian cortex is comprised of cells classified into types according to shared properties. Defining the contribution of each cell type to the processes guided by the cortex is essential for understanding its function in health and disease. We used transcriptomic and epigenomic cortical cell type taxonomies from mouse and human to define marker genes and putative enhancers and created a large toolkit of transgenic lines and enhancer AAVs for selective targeting of cortical cell populations. We report evaluation of fifteen new transgenic driver lines, two new reporter lines, and >800 different enhancer AAVs covering most subclasses of cortical cells. The tools reported here as well as the scaled process of tool creation and modification enable diverse experimental strategies towards understanding mammalian cortex and brain function.
- Published
- 2024
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21. Areal specializations in the morpho-electric and transcriptomic properties of primate layer 5 extratelencephalic projection neurons.
- Author
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Dembrow NC, Sawchuk S, Dalley R, Opitz-Araya X, Hudson M, Radaelli C, Alfiler L, Walling-Bell S, Bertagnolli D, Goldy J, Johansen N, Miller JA, Nasirova K, Owen SF, Parga-Becerra A, Taskin N, Tieu M, Vumbaco D, Weed N, Wilson J, Lee BR, Smith KA, Sorensen SA, Spain WJ, Lein ES, Perlmutter SI, Ting JT, and Kalmbach BE
- Subjects
- Animals, Neocortex cytology, Neocortex metabolism, Motor Cortex cytology, Motor Cortex metabolism, Male, Temporal Lobe cytology, Temporal Lobe metabolism, Macaca mulatta, Neurons metabolism, Neurons cytology, Transcriptome genetics
- Abstract
Large-scale analysis of single-cell gene expression has revealed transcriptomically defined cell subclasses present throughout the primate neocortex with gene expression profiles that differ depending upon neocortical region. Here, we test whether the interareal differences in gene expression translate to regional specializations in the physiology and morphology of infragranular glutamatergic neurons by performing Patch-seq experiments in brain slices from the temporal cortex (TCx) and motor cortex (MCx) of the macaque. We confirm that transcriptomically defined extratelencephalically projecting neurons of layer 5 (L5 ET neurons) include retrogradely labeled corticospinal neurons in the MCx and find multiple physiological properties and ion channel genes that distinguish L5 ET from non-ET neurons in both areas. Additionally, while infragranular ET and non-ET neurons retain distinct neuronal properties across multiple regions, there are regional morpho-electric and gene expression specializations in the L5 ET subclass, providing mechanistic insights into the specialized functional architecture of the primate neocortex., Competing Interests: Declaration of interests J.T.T., E.S.L., and B.E.K. are listed as inventors on patent applications related to enhancer AAV vectors CN1633 and CN2787 and uses thereof., (Copyright © 2024 The Author(s). Published by Elsevier Inc. All rights reserved.)
- Published
- 2024
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22. The Caring Life Course Theory: Opening new frontiers in care-A cardiac rehabilitation example.
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Pinero de Plaza MA, Hutchinson C, Beleigoli A, Tieu M, Lawless M, Conroy T, Feo R, Clark RA, Dafny H, McMillan P, Allande-Cussó R, and Kitson AA
- Abstract
Aim(s): To operationalize the Caring Life Course Theory (CLCT) as a framework for improving cardiac rehabilitation (CR) engagement and informing ways to address disparities in rural, low socio-economic areas., Methods: A secondary analysis of data collected from 15 CR programmes to identify CR patterns through the CLCT lens using a mixed-methods approach. All analytical processes were conducted in NVivo, coding qualitative data through thematic analysis based on CLCT constructs. Relationships among these constructs were quantitatively assessed using Jaccard coefficients and hierarchical clustering via dendrogram analysis to identify related clusters., Results: A strong interconnectedness among constructs: 'care from others', 'capability', 'care network' and 'care provision' (coefficient = 1) highlights their entangled crucial role in CR. However, significant conceptual disparities between 'care biography' and 'fundamental care' (coefficient = 0.4) and between 'self-care' and 'care biography' (coefficient = 0.384615) indicate a need for more aligned and personalized care approaches within CR., Conclusion: The CLCT provides a comprehensive theoretical and practical framework to address disparities in CR, facilitating a personalized approach to enhance engagement in rural and underserved regions., Implications: Integrating CLCT into CR programme designs could effectively address participation challenges, demonstrating the theory's utility in developing targeted, accessible care interventions/solutions., Impact: Explored the challenge of low CR engagement in rural, low socio-economic settings. Uncovered care provision, transitions and individual care biographies' relevance for CR engagement. Demonstrated the potential of CLCT to inform/transform CR services for underserved populations, impacting practices and outcomes., Reporting Method: EQUATOR-MMR-RHS., Patient Contribution: A consumer co-researcher contributed to all study phases., (© 2024 The Author(s). Journal of Advanced Nursing published by John Wiley & Sons Ltd.)
- Published
- 2024
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23. Care biography: A concept analysis.
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Tieu M, Cussó RA, Collier A, Cochrane T, Pinero de Plaza MA, Lawless M, Feo R, Perimal-Lewis L, Thamm C, Hendriks JM, Lee J, George S, Laver K, and Kitson A
- Subjects
- Humans, Patient-Centered Care standards, Empathy, Concept Formation
- Abstract
In this article, we investigate how the concept of Care Biography and related concepts are understood and operationalised and describe how it can be applied to advancing our understanding and practice of holistic and person-centred care. Walker and Avant's eight-step concept analysis method was conducted involving multiple database searches, with potential or actual applications of Care Biography identified based on multiple discussions among all authors. Our findings demonstrate Care Biography to be a novel overarching concept derived from the conjunction of multiple other concepts and applicable across multiple care settings. Concepts related to Care Biography exist but were more narrowly defined and mainly applied in intensive care, aged care, and palliative care settings. They are associated with the themes of Meaningfulness and Existential Coping, Empathy and Understanding, Promoting Positive Relationships, Social and Cultural Contexts, and Self-Care, which we used to inform and refine our concept analysis of Care Biography. In Conclusion, the concept of Care Biography, can provide a deeper understanding of a person and their care needs, facilitate integrated and personalised care, empower people to be in control of their care throughout their life, and help promote ethical standards of care., (© 2024 The Author(s). Nursing Philosophy published by John Wiley & Sons Ltd.)
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- 2024
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24. From Promise to Practice: How Health Researchers Understand and Promote Transdisciplinary Collaboration.
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Lawless MT, Tieu M, Archibald MM, Pinero De Plaza MA, and Kitson AL
- Abstract
There is an increasing emphasis on transdisciplinary research to address the complex challenges faced by health systems. However, research has not adequately explored how members of transdisciplinary research teams perceive, understand, and promote transdisciplinary collaboration. As such, there is a need to investigate collaborative behaviors, knowledge, and the impacts of transdisciplinary research. To address this gap, we conducted a longitudinal realist evaluation of transdisciplinary collaboration within a 5-year National Health and Medical Research Council-funded Center of Research Excellence in Transdisciplinary Frailty Research. The current study aimed to explore researchers' perceptions and promotion of transdisciplinary research specifically within the context of frailty research using qualitative methods. Participants described transdisciplinary research as a collaborative and integrative approach that involves individuals from various disciplines working together to tackle complex research problems. However, participants often used terms like interdisciplinary and multidisciplinary interchangeably, indicating that a shared understanding of transdisciplinary research is needed. Barriers to transdisciplinary collaboration included time constraints, geographical distance, and entrenched collaboration patterns. To overcome these challenges, participants suggested implementing strategies such as creating a shared vision and goals, establishing appropriate collaboration systems and structures, and role modeling collaborative behaviors, values, and attitudes. Our findings underscore the need for practical knowledge in developing transdisciplinary collaboration and leadership skills across different career stages. In the absence of formal training, sustained and immersive programs that connect researchers with peers, educators, and role models from various disciplines and provide experiential learning opportunities, may be valuable in fostering successful transdisciplinary collaboration., Competing Interests: Declaration of Conflicting InterestsThe author(s) declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.
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- 2024
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25. How and where does "care" fit within seminal life-course approaches? A narrative review and critical analysis.
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Lawless MT, Tieu M, Golley R, and Kitson A
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- Humans, Palliative Care, Health Personnel, Caregivers, Occupations
- Abstract
Aims: To map the concepts of the caring life-course theory that are used in life-course approaches from different disciplines; establish whether there is a common recognition of, or language used, to describe care in those life-course approaches; and identify the role and contribution of care to the life-course literature., Design: This discursive paper uses a narrative review process to explore points of convergence and divergence between life-course approaches and the caring life-course theory., Methods: Categories for analysis were developed deductively and inductively, focusing on the constructs of fundamental care, capacity and capability, care network, care transition, care trajectory and care biography., Results: We identified four disciplinary perspectives: (1) life-course sociology; (2) life-course epidemiology; (3) lifespan developmental psychology; and (4) life-course health development. While six core constructs of the caring life-course theory were described, either explicitly or implicitly, in existing life-course approaches, no single approach fully describes the role and contribution of care across the lifespan., Conclusion: Life-course approaches have largely neglected the contribution and role of care in informing the life-course discourse. This review highlights the significance of care beyond traditional healthcare settings and recognizes it as a fundamental human need for well-being and development, which can contribute to existing life-course literature., Implication for the Profession And/or Patient Care: There is a need to understand care as a complex system and embrace a whole-system, life-course approach to enable nurses and other healthcare professionals to provide high-quality, patient-centred care., Impact: Incorporating care within a life-course approach provides opportunities to integrate and deliver care centred around the person, their life transitions, trajectories and care networks, including informal carers and healthcare professionals., No Patient or Public Contribution: Patients or members of the public were not involved in this study as it is a discursive paper based on the relevant literature., (© 2023 The Authors. Journal of Advanced Nursing published by John Wiley & Sons Ltd.)
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- 2024
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26. A computational model predicts sex-specific responses to calcium channel blockers in mammalian mesenteric vascular smooth muscle.
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Hernandez-Hernandez G, O'Dwyer SC, Yang PC, Matsumoto C, Tieu M, Fong Z, Lewis TJ, Santana LF, and Clancy CE
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- Mice, Male, Female, Animals, Muscle, Smooth, Vascular metabolism, Arteries metabolism, Blood Pressure, Calcium metabolism, Mammals metabolism, Calcium Channel Blockers pharmacology, Calcium Channel Blockers metabolism, Potassium Channels, Voltage-Gated metabolism
- Abstract
The function of the smooth muscle cells lining the walls of mammalian systemic arteries and arterioles is to regulate the diameter of the vessels to control blood flow and blood pressure. Here, we describe an in silico model, which we call the 'Hernandez-Hernandez model', of electrical and Ca
2+ signaling in arterial myocytes based on new experimental data indicating sex-specific differences in male and female arterial myocytes from murine resistance arteries. The model suggests the fundamental ionic mechanisms underlying membrane potential and intracellular Ca2+ signaling during the development of myogenic tone in arterial blood vessels. Although experimental data suggest that KV 1.5 channel currents have similar amplitudes, kinetics, and voltage dependencies in male and female myocytes, simulations suggest that the KV 1.5 current is the dominant current regulating membrane potential in male myocytes. In female cells, which have larger KV 2.1 channel expression and longer time constants for activation than male myocytes, predictions from simulated female myocytes suggest that KV 2.1 plays a primary role in the control of membrane potential. Over the physiological range of membrane potentials, the gating of a small number of voltage-gated K+ channels and L-type Ca2+ channels are predicted to drive sex-specific differences in intracellular Ca2+ and excitability. We also show that in an idealized computational model of a vessel, female arterial smooth muscle exhibits heightened sensitivity to commonly used Ca2+ channel blockers compared to male. In summary, we present a new model framework to investigate the potential sex-specific impact of antihypertensive drugs., Competing Interests: GH, SO, PY, CM, MT, ZF, TL, LS, CC No competing interests declared, (© 2023, Hernandez-Hernandez et al.)- Published
- 2024
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27. The Relational Care Framework: Promoting Continuity or Maintenance of Selfhood in Person-Centered Care.
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Tieu M and Matthews S
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- Humans, Patient-Centered Care methods, Personhood, Dementia
- Abstract
We argue that contemporary conceptualizations of "persons" have failed to achieve the moral goals of "person-centred care" (PCC, a model of dementia care developed by Tom Kitwood) and that they are detrimental to those receiving care, their families, and practitioners of care. We draw a distinction between personhood and selfhood, pointing out that continuity or maintenance of the latter is what is really at stake in dementia care. We then demonstrate how our conceptualization, which is one that privileges the lived experiences of people with dementia, and understands selfhood as formed relationally in connection with carers and the care environment, best captures Kitwood's original idea. This conceptualization is also flexible enough to be applicable to the practice of caring for people at different stages of their dementia. Application of this conceptualization into PCC will best promote the well-being of people with dementia, while also encouraging respect and dignity in the care environment., (© The Author(s) 2023. Published by Oxford University Press on behalf of the Journal of Medicine and Philosophy Inc.)
- Published
- 2024
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28. A high-resolution transcriptomic and spatial atlas of cell types in the whole mouse brain.
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Yao Z, van Velthoven CTJ, Kunst M, Zhang M, McMillen D, Lee C, Jung W, Goldy J, Abdelhak A, Aitken M, Baker K, Baker P, Barkan E, Bertagnolli D, Bhandiwad A, Bielstein C, Bishwakarma P, Campos J, Carey D, Casper T, Chakka AB, Chakrabarty R, Chavan S, Chen M, Clark M, Close J, Crichton K, Daniel S, DiValentin P, Dolbeare T, Ellingwood L, Fiabane E, Fliss T, Gee J, Gerstenberger J, Glandon A, Gloe J, Gould J, Gray J, Guilford N, Guzman J, Hirschstein D, Ho W, Hooper M, Huang M, Hupp M, Jin K, Kroll M, Lathia K, Leon A, Li S, Long B, Madigan Z, Malloy J, Malone J, Maltzer Z, Martin N, McCue R, McGinty R, Mei N, Melchor J, Meyerdierks E, Mollenkopf T, Moonsman S, Nguyen TN, Otto S, Pham T, Rimorin C, Ruiz A, Sanchez R, Sawyer L, Shapovalova N, Shepard N, Slaughterbeck C, Sulc J, Tieu M, Torkelson A, Tung H, Valera Cuevas N, Vance S, Wadhwani K, Ward K, Levi B, Farrell C, Young R, Staats B, Wang MM, Thompson CL, Mufti S, Pagan CM, Kruse L, Dee N, Sunkin SM, Esposito L, Hawrylycz MJ, Waters J, Ng L, Smith K, Tasic B, Zhuang X, and Zeng H
- Subjects
- Animals, Mice, Datasets as Topic, In Situ Hybridization, Fluorescence, Neural Pathways, Neurons classification, Neurons metabolism, Neuropeptides metabolism, Neurotransmitter Agents metabolism, RNA analysis, Single-Cell Gene Expression Analysis, Transcription Factors metabolism, Brain anatomy & histology, Brain cytology, Brain metabolism, Gene Expression Profiling, Transcriptome genetics
- Abstract
The mammalian brain consists of millions to billions of cells that are organized into many cell types with specific spatial distribution patterns and structural and functional properties
1-3 . Here we report a comprehensive and high-resolution transcriptomic and spatial cell-type atlas for the whole adult mouse brain. The cell-type atlas was created by combining a single-cell RNA-sequencing (scRNA-seq) dataset of around 7 million cells profiled (approximately 4.0 million cells passing quality control), and a spatial transcriptomic dataset of approximately 4.3 million cells using multiplexed error-robust fluorescence in situ hybridization (MERFISH). The atlas is hierarchically organized into 4 nested levels of classification: 34 classes, 338 subclasses, 1,201 supertypes and 5,322 clusters. We present an online platform, Allen Brain Cell Atlas, to visualize the mouse whole-brain cell-type atlas along with the single-cell RNA-sequencing and MERFISH datasets. We systematically analysed the neuronal and non-neuronal cell types across the brain and identified a high degree of correspondence between transcriptomic identity and spatial specificity for each cell type. The results reveal unique features of cell-type organization in different brain regions-in particular, a dichotomy between the dorsal and ventral parts of the brain. The dorsal part contains relatively fewer yet highly divergent neuronal types, whereas the ventral part contains more numerous neuronal types that are more closely related to each other. Our study also uncovered extraordinary diversity and heterogeneity in neurotransmitter and neuropeptide expression and co-expression patterns in different cell types. Finally, we found that transcription factors are major determinants of cell-type classification and identified a combinatorial transcription factor code that defines cell types across all parts of the brain. The whole mouse brain transcriptomic and spatial cell-type atlas establishes a benchmark reference atlas and a foundational resource for integrative investigations of cellular and circuit function, development and evolution of the mammalian brain., (© 2023. The Author(s).)- Published
- 2023
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29. Connecting single-cell transcriptomes to projectomes in mouse visual cortex.
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Sorensen SA, Gouwens NW, Wang Y, Mallory M, Budzillo A, Dalley R, Lee B, Gliko O, Kuo HC, Kuang X, Mann R, Ahmadinia L, Alfiler L, Baftizadeh F, Baker K, Bannick S, Bertagnolli D, Bickley K, Bohn P, Brown D, Bomben J, Brouner K, Chen C, Chen K, Chvilicek M, Collman F, Daigle T, Dawes T, de Frates R, Dee N, DePartee M, Egdorf T, El-Hifnawi L, Enstrom R, Esposito L, Farrell C, Gala R, Glomb A, Gamlin C, Gary A, Goldy J, Gu H, Hadley K, Hawrylycz M, Henry A, Hill D, Hirokawa KE, Huang Z, Johnson K, Juneau Z, Kebede S, Kim L, Lee C, Lesnar P, Li A, Glomb A, Li Y, Liang E, Link K, Maxwell M, McGraw M, McMillen DA, Mukora A, Ng L, Ochoa T, Oldre A, Park D, Pom CA, Popovich Z, Potekhina L, Rajanbabu R, Ransford S, Reding M, Ruiz A, Sandman D, Siverts L, Smith KA, Stoecklin M, Sulc J, Tieu M, Ting J, Trinh J, Vargas S, Vumbaco D, Walker M, Wang M, Wanner A, Waters J, Williams G, Wilson J, Xiong W, Lein E, Berg J, Kalmbach B, Yao S, Gong H, Luo Q, Ng L, Sümbül U, Jarsky T, Yao Z, Tasic B, and Zeng H
- Abstract
The mammalian brain is composed of diverse neuron types that play different functional roles. Recent single-cell RNA sequencing approaches have led to a whole brain taxonomy of transcriptomically-defined cell types, yet cell type definitions that include multiple cellular properties can offer additional insights into a neuron's role in brain circuits. While the Patch-seq method can investigate how transcriptomic properties relate to the local morphological and electrophysiological properties of cell types, linking transcriptomic identities to long-range projections is a major unresolved challenge. To address this, we collected coordinated Patch-seq and whole brain morphology data sets of excitatory neurons in mouse visual cortex. From the Patch-seq data, we defined 16 integrated morpho-electric-transcriptomic (MET)-types; in parallel, we reconstructed the complete morphologies of 300 neurons. We unified the two data sets with a multi-step classifier, to integrate cell type assignments and interrogate cross-modality relationships. We find that transcriptomic variations within and across MET-types correspond with morphological and electrophysiological phenotypes. In addition, this variation, along with the anatomical location of the cell, can be used to predict the projection targets of individual neurons. We also shed new light on infragranular cell types and circuits, including cell-type-specific, interhemispheric projections. With this approach, we establish a comprehensive, integrated taxonomy of excitatory neuron types in mouse visual cortex and create a system for integrated, high-dimensional cell type classification that can be extended to the whole brain and potentially across species.
- Published
- 2023
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30. Patient navigation across the cancer care continuum: An overview of systematic reviews and emerging literature.
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Chan RJ, Milch VE, Crawford-Williams F, Agbejule OA, Joseph R, Johal J, Dick N, Wallen MP, Ratcliffe J, Agarwal A, Nekhlyudov L, Tieu M, Al-Momani M, Turnbull S, Sathiaraj R, Keefe D, and Hart NH
- Subjects
- Humans, Quality of Life, Systematic Reviews as Topic, Palliative Care, Continuity of Patient Care, Patient Navigation, Neoplasms diagnosis, Neoplasms therapy
- Abstract
Patient navigation is a strategy for overcoming barriers to reduce disparities and to improve access and outcomes. The aim of this umbrella review was to identify, critically appraise, synthesize, and present the best available evidence to inform policy and planning regarding patient navigation across the cancer continuum. Systematic reviews examining navigation in cancer care were identified in the Cochrane Central Register of Controlled Trials (CENTRAL), PubMed, Embase, Cumulative Index of Nursing and Allied Health (CINAHL), Epistemonikos, and Prospective Register of Systematic Reviews (PROSPERO) databases and in the gray literature from January 1, 2012, to April 19, 2022. Data were screened, extracted, and appraised independently by two authors. The JBI Critical Appraisal Checklist for Systematic Review and Research Syntheses was used for quality appraisal. Emerging literature up to May 25, 2022, was also explored to capture primary research published beyond the coverage of included systematic reviews. Of the 2062 unique records identified, 61 systematic reviews were included. Fifty-four reviews were quantitative or mixed-methods reviews, reporting on the effectiveness of cancer patient navigation, including 12 reviews reporting costs or cost-effectiveness outcomes. Seven qualitative reviews explored navigation needs, barriers, and experiences. In addition, 53 primary studies published since 2021 were included. Patient navigation is effective in improving participation in cancer screening and reducing the time from screening to diagnosis and from diagnosis to treatment initiation. Emerging evidence suggests that patient navigation improves quality of life and patient satisfaction with care in the survivorship phase and reduces hospital readmission in the active treatment and survivorship care phases. Palliative care data were extremely limited. Economic evaluations from the United States suggest the potential cost-effectiveness of navigation in screening programs., (© 2023 The Authors. CA: A Cancer Journal for Clinicians published by Wiley Periodicals LLC on behalf of American Cancer Society.)
- Published
- 2023
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31. Transcriptomic cytoarchitecture reveals principles of human neocortex organization.
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Jorstad NL, Close J, Johansen N, Yanny AM, Barkan ER, Travaglini KJ, Bertagnolli D, Campos J, Casper T, Crichton K, Dee N, Ding SL, Gelfand E, Goldy J, Hirschstein D, Kiick K, Kroll M, Kunst M, Lathia K, Long B, Martin N, McMillen D, Pham T, Rimorin C, Ruiz A, Shapovalova N, Shehata S, Siletti K, Somasundaram S, Sulc J, Tieu M, Torkelson A, Tung H, Callaway EM, Hof PR, Keene CD, Levi BP, Linnarsson S, Mitra PP, Smith K, Hodge RD, Bakken TE, and Lein ES
- Subjects
- Humans, Neurons classification, Neurons metabolism, Transcriptome, Single-Cell Gene Expression Analysis, Phylogeny, Neocortex metabolism, Neocortex ultrastructure
- Abstract
Variation in cytoarchitecture is the basis for the histological definition of cortical areas. We used single cell transcriptomics and performed cellular characterization of the human cortex to better understand cortical areal specialization. Single-nucleus RNA-sequencing of 8 areas spanning cortical structural variation showed a highly consistent cellular makeup for 24 cell subclasses. However, proportions of excitatory neuron subclasses varied substantially, likely reflecting differences in connectivity across primary sensorimotor and association cortices. Laminar organization of astrocytes and oligodendrocytes also differed across areas. Primary visual cortex showed characteristic organization with major changes in the excitatory to inhibitory neuron ratio, expansion of layer 4 excitatory neurons, and specialized inhibitory neurons. These results lay the groundwork for a refined cellular and molecular characterization of human cortical cytoarchitecture and areal specialization.
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- 2023
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32. Morphoelectric and transcriptomic divergence of the layer 1 interneuron repertoire in human versus mouse neocortex.
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Chartrand T, Dalley R, Close J, Goriounova NA, Lee BR, Mann R, Miller JA, Molnar G, Mukora A, Alfiler L, Baker K, Bakken TE, Berg J, Bertagnolli D, Braun T, Brouner K, Casper T, Csajbok EA, Dee N, Egdorf T, Enstrom R, Galakhova AA, Gary A, Gelfand E, Goldy J, Hadley K, Heistek TS, Hill D, Jorstad N, Kim L, Kocsis AK, Kruse L, Kunst M, Leon G, Long B, Mallory M, McGraw M, McMillen D, Melief EJ, Mihut N, Ng L, Nyhus J, Oláh G, Ozsvár A, Omstead V, Peterfi Z, Pom A, Potekhina L, Rajanbabu R, Rozsa M, Ruiz A, Sandle J, Sunkin SM, Szots I, Tieu M, Toth M, Trinh J, Vargas S, Vumbaco D, Williams G, Wilson J, Yao Z, Barzo P, Cobbs C, Ellenbogen RG, Esposito L, Ferreira M, Gouwens NW, Grannan B, Gwinn RP, Hauptman JS, Jarsky T, Keene CD, Ko AL, Koch C, Ojemann JG, Patel A, Ruzevick J, Silbergeld DL, Smith K, Sorensen SA, Tasic B, Ting JT, Waters J, de Kock CPJ, Mansvelder HD, Tamas G, Zeng H, Kalmbach B, and Lein ES
- Subjects
- Animals, Humans, Mice, Axons metabolism, Interneurons metabolism, Pyramidal Cells metabolism, Transcriptome, Neocortex cytology, Neocortex metabolism
- Abstract
Neocortical layer 1 (L1) is a site of convergence between pyramidal-neuron dendrites and feedback axons where local inhibitory signaling can profoundly shape cortical processing. Evolutionary expansion of human neocortex is marked by distinctive pyramidal neurons with extensive L1 branching, but whether L1 interneurons are similarly diverse is underexplored. Using Patch-seq recordings from human neurosurgical tissue, we identified four transcriptomic subclasses with mouse L1 homologs, along with distinct subtypes and types unmatched in mouse L1. Subclass and subtype comparisons showed stronger transcriptomic differences in human L1 and were correlated with strong morphoelectric variability along dimensions distinct from mouse L1 variability. Accompanied by greater layer thickness and other cytoarchitecture changes, these findings suggest that L1 has diverged in evolution, reflecting the demands of regulating the expanded human neocortical circuit.
- Published
- 2023
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33. Comparative transcriptomics reveals human-specific cortical features.
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Jorstad NL, Song JHT, Exposito-Alonso D, Suresh H, Castro-Pacheco N, Krienen FM, Yanny AM, Close J, Gelfand E, Long B, Seeman SC, Travaglini KJ, Basu S, Beaudin M, Bertagnolli D, Crow M, Ding SL, Eggermont J, Glandon A, Goldy J, Kiick K, Kroes T, McMillen D, Pham T, Rimorin C, Siletti K, Somasundaram S, Tieu M, Torkelson A, Feng G, Hopkins WD, Höllt T, Keene CD, Linnarsson S, McCarroll SA, Lelieveldt BP, Sherwood CC, Smith K, Walsh CA, Dobin A, Gillis J, Lein ES, Hodge RD, and Bakken TE
- Subjects
- Animals, Humans, Gene Expression Profiling, Gorilla gorilla genetics, Macaca mulatta genetics, Pan troglodytes genetics, Phylogeny, Transcriptome, Species Specificity, Hominidae genetics, Hominidae physiology, Neocortex physiology, Temporal Lobe physiology, Cognition
- Abstract
The cognitive abilities of humans are distinctive among primates, but their molecular and cellular substrates are poorly understood. We used comparative single-nucleus transcriptomics to analyze samples of the middle temporal gyrus (MTG) from adult humans, chimpanzees, gorillas, rhesus macaques, and common marmosets to understand human-specific features of the neocortex. Human, chimpanzee, and gorilla MTG showed highly similar cell-type composition and laminar organization as well as a large shift in proportions of deep-layer intratelencephalic-projecting neurons compared with macaque and marmoset MTG. Microglia, astrocytes, and oligodendrocytes had more-divergent expression across species compared with neurons or oligodendrocyte precursor cells, and neuronal expression diverged more rapidly on the human lineage. Only a few hundred genes showed human-specific patterning, suggesting that relatively few cellular and molecular changes distinctively define adult human cortical structure.
- Published
- 2023
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34. Signature morphoelectric properties of diverse GABAergic interneurons in the human neocortex.
- Author
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Lee BR, Dalley R, Miller JA, Chartrand T, Close J, Mann R, Mukora A, Ng L, Alfiler L, Baker K, Bertagnolli D, Brouner K, Casper T, Csajbok E, Donadio N, Driessens SLW, Egdorf T, Enstrom R, Galakhova AA, Gary A, Gelfand E, Goldy J, Hadley K, Heistek TS, Hill D, Hou WH, Johansen N, Jorstad N, Kim L, Kocsis AK, Kruse L, Kunst M, León G, Long B, Mallory M, Maxwell M, McGraw M, McMillen D, Melief EJ, Molnar G, Mortrud MT, Newman D, Nyhus J, Opitz-Araya X, Ozsvár A, Pham T, Pom A, Potekhina L, Rajanbabu R, Ruiz A, Sunkin SM, Szöts I, Taskin N, Thyagarajan B, Tieu M, Trinh J, Vargas S, Vumbaco D, Waleboer F, Walling-Bell S, Weed N, Williams G, Wilson J, Yao S, Zhou T, Barzó P, Bakken T, Cobbs C, Dee N, Ellenbogen RG, Esposito L, Ferreira M, Gouwens NW, Grannan B, Gwinn RP, Hauptman JS, Hodge R, Jarsky T, Keene CD, Ko AL, Korshoej AR, Levi BP, Meier K, Ojemann JG, Patel A, Ruzevick J, Silbergeld DL, Smith K, Sørensen JC, Waters J, Zeng H, Berg J, Capogna M, Goriounova NA, Kalmbach B, de Kock CPJ, Mansvelder HD, Sorensen SA, Tamas G, Lein ES, and Ting JT
- Subjects
- Animals, Humans, Mice, Electrophysiological Phenomena, gamma-Aminobutyric Acid metabolism, Patch-Clamp Techniques, GABAergic Neurons metabolism, Interneurons metabolism, Neocortex cytology, Neocortex metabolism
- Abstract
Human cortex transcriptomic studies have revealed a hierarchical organization of γ-aminobutyric acid-producing (GABAergic) neurons from subclasses to a high diversity of more granular types. Rapid GABAergic neuron viral genetic labeling plus Patch-seq (patch-clamp electrophysiology plus single-cell RNA sequencing) sampling in human brain slices was used to reliably target and analyze GABAergic neuron subclasses and individual transcriptomic types. This characterization elucidated transitions between PVALB and SST subclasses, revealed morphological heterogeneity within an abundant transcriptomic type, identified multiple spatially distinct types of the primate-specialized double bouquet cells (DBCs), and shed light on cellular differences between homologous mouse and human neocortical GABAergic neuron types. These results highlight the importance of multimodal phenotypic characterization for refinement of emerging transcriptomic cell type taxonomies and for understanding conserved and specialized cellular properties of human brain cell types.
- Published
- 2023
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35. Enhancer-AAVs allow genetic access to oligodendrocytes and diverse populations of astrocytes across species.
- Author
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Mich JK, Sunil S, Johansen N, Martinez RA, Leytze M, Gore BB, Mahoney JT, Ben-Simon Y, Bishaw Y, Brouner K, Campos J, Canfield R, Casper T, Dee N, Egdorf T, Gary A, Gibson S, Goldy J, Groce EL, Hirschstein D, Loftus L, Lusk N, Malone J, Martin NX, Monet D, Omstead V, Opitz-Araya X, Oster A, Pom CA, Potekhina L, Reding M, Rimorin C, Ruiz A, Sedeño-Cortés AE, Shapovalova NV, Taormina M, Taskin N, Tieu M, Valera Cuevas NJ, Weed N, Way S, Yao Z, McMillen DA, Kunst M, McGraw M, Thyagarajan B, Waters J, Bakken TE, Yao S, Smith KA, Svoboda K, Podgorski K, Kojima Y, Horwitz GD, Zeng H, Daigle TL, Lein ES, Tasic B, Ting JT, and Levi BP
- Abstract
Proper brain function requires the assembly and function of diverse populations of neurons and glia. Single cell gene expression studies have mostly focused on characterization of neuronal cell diversity; however, recent studies have revealed substantial diversity of glial cells, particularly astrocytes. To better understand glial cell types and their roles in neurobiology, we built a new suite of adeno-associated viral (AAV)-based genetic tools to enable genetic access to astrocytes and oligodendrocytes. These oligodendrocyte and astrocyte enhancer-AAVs are highly specific (usually > 95% cell type specificity) with variable expression levels, and our astrocyte enhancer-AAVs show multiple distinct expression patterns reflecting the spatial distribution of astrocyte cell types. To provide the best glial-specific functional tools, several enhancer-AAVs were: optimized for higher expression levels, shown to be functional and specific in rat and macaque, shown to maintain specific activity in epilepsy where traditional promoters changed activity, and used to drive functional transgenes in astrocytes including Cre recombinase and acetylcholine-responsive sensor iAChSnFR. The astrocyte-specific iAChSnFR revealed a clear reward-dependent acetylcholine response in astrocytes of the nucleus accumbens during reinforcement learning. Together, this collection of glial enhancer-AAVs will enable characterization of astrocyte and oligodendrocyte populations and their roles across species, disease states, and behavioral epochs.
- Published
- 2023
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36. Care Depersonalized: The Risk of Infocratic "Personalised" Care and a Posthuman Dystopia.
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Tieu M and Kitson AL
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- 2023
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37. Instruments Measuring Self-Care and Self-Management of Chronic Conditions by Community-Dwelling Older Adults: A Scoping Review.
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Lawless MT, Tieu M, Chan RJ, Hendriks JM, and Kitson A
- Subjects
- Aged, Humans, Chronic Disease, Independent Living, Multimorbidity, Self Care methods, Self-Management
- Abstract
Given the high prevalence of chronic conditions and multimorbidity in older adults, there is a need to better conceptualize and measure self-care and self-management to promote a person-centered approach. This scoping review aimed to identify and map instruments measuring self-care and self-management of chronic conditions by older adults. We searched six electronic databases, charted data from the studies and tools and reported the results in accordance with the PRISMA-ScR guidelines. A total of 107 articles (103 studies) containing 40 tools were included in the review. There was substantial variation in the tools in terms of their aims and scope, structure, theoretical foundations, how they were developed, and the settings in which they have been used. The quantity of tools demonstrates the importance of assessing self-care and self-management. Consideration of the purpose, scope, and theoretical foundation should guide decisions about tools suitable for use in research and clinical practice.
- Published
- 2023
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38. Integrated multimodal cell atlas of Alzheimer's disease.
- Author
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Gabitto MI, Travaglini KJ, Rachleff VM, Kaplan ES, Long B, Ariza J, Ding Y, Mahoney JT, Dee N, Goldy J, Melief EJ, Brouner K, Campos J, Carr AJ, Casper T, Chakrabarty R, Clark M, Compos J, Cool J, Valera Cuevas NJ, Dalley R, Darvas M, Ding SL, Dolbeare T, Mac Donald CL, Egdorf T, Esposito L, Ferrer R, Gala R, Gary A, Gloe J, Guilford N, Guzman J, Ho W, Jarksy T, Johansen N, Kalmbach BE, Keene LM, Khawand S, Kilgore M, Kirkland A, Kunst M, Lee BR, Malone J, Maltzer Z, Martin N, McCue R, McMillen D, Meyerdierks E, Meyers KP, Mollenkopf T, Montine M, Nolan AL, Nyhus J, Olsen PA, Pacleb M, Pham T, Pom CA, Postupna N, Ruiz A, Schantz AM, Sorensen SA, Staats B, Sullivan M, Sunkin SM, Thompson C, Tieu M, Ting J, Torkelson A, Tran T, Wang MQ, Waters J, Wilson AM, Haynor D, Gatto N, Jayadev S, Mufti S, Ng L, Mukherjee S, Crane PK, Latimer CS, Levi BP, Smith K, Close JL, Miller JA, Hodge RD, Larson EB, Grabowski TJ, Hawrylycz M, Keene CD, and Lein ES
- Abstract
Alzheimer's disease (AD) is the most common cause of dementia in older adults. Neuropathological and imaging studies have demonstrated a progressive and stereotyped accumulation of protein aggregates, but the underlying molecular and cellular mechanisms driving AD progression and vulnerable cell populations affected by disease remain coarsely understood. The current study harnesses single cell and spatial genomics tools and knowledge from the BRAIN Initiative Cell Census Network to understand the impact of disease progression on middle temporal gyrus cell types. We used image-based quantitative neuropathology to place 84 donors spanning the spectrum of AD pathology along a continuous disease pseudoprogression score and multiomic technologies to profile single nuclei from each donor, mapping their transcriptomes, epigenomes, and spatial coordinates to a common cell type reference with unprecedented resolution. Temporal analysis of cell-type proportions indicated an early reduction of Somatostatin-expressing neuronal subtypes and a late decrease of supragranular intratelencephalic-projecting excitatory and Parvalbumin-expressing neurons, with increases in disease-associated microglial and astrocytic states. We found complex gene expression differences, ranging from global to cell type-specific effects. These effects showed different temporal patterns indicating diverse cellular perturbations as a function of disease progression. A subset of donors showed a particularly severe cellular and molecular phenotype, which correlated with steeper cognitive decline. We have created a freely available public resource to explore these data and to accelerate progress in AD research at SEA-AD.org., Competing Interests: Additional Declarations: There is NO Competing Interest.
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- 2023
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39. The Use of Digital Technologies in the Inpatient Setting to Promote Communication During the Early Stage of an Infectious Disease Outbreak: A Scoping Review.
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Mudd A, Feo R, Pinero de Plaza MA, Tieu M, Paia SY, Cleland J, Windle A, George S, Thompson MQ, Ambagtsheer RC, Muller A, Hall A, and Lange B
- Subjects
- Humans, Digital Technology, Pandemics, Inpatients, Disease Outbreaks, Communication, COVID-19
- Abstract
Background: Infectious disease outbreaks disrupt inpatient clinical care and have an impact on staff and patients' ability to communicate with each other and with the wider community. Digital technology may offer opportunities for communication in the inpatient setting during infectious disease outbreaks. Aim: This scoping review aimed to investigate the use of digital technology in the inpatient setting to promote communication in the early stages of an infectious disease outbreak. Methods: There were three aspects to this scoping review: (1) a database search of Ovid MEDLINE (MEDLINE), Cumulative Index of Nursing and Allied Health Literature (CINAHL), Association for Computing Machinery Digital Library (ACM) and IEEE Xplore (IEEE) exploring peer-reviewed articles, (2) a gray literature search, and (3) a media search. Results: Results focused on the early stages of the COVID-19 pandemic. Thirty-eight peer-reviewed articles were extracted from the database search. There were three main areas of investigation: study characteristics, technology features, and benefits and barriers. Forty-four websites were searched for the gray literature search focusing on policy and guidance. Eighteen media articles were retrieved focusing on patients' use of technology and community involvement. Conclusion: Results demonstrate the diverse use of digital technology in the inpatient setting to facilitate communication during the early stages of the COVID-19 pandemic. However, the articles provide limited data to allow readers to fully understand and reproduce described actions. Furthermore, there was limited guidance to support clinicians to communicate using digital technology to create trusting therapeutic relationships. Areas for future development include standard reporting process for technology hardware, software, and content; and structured reporting and evaluation of the implementation of technologies.
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- 2023
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40. From Evidence-Based Practice to Knowledge Translation: What Is the Difference? What Are the Roles of Nurse Leaders?
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Chan RJ, Knowles R, Hunter S, Conroy T, Tieu M, and Kitson A
- Subjects
- Humans, Evidence-Based Practice, Leadership
- Abstract
Objectives: Nurses, as the largest healthcare workforce, are well-positioned to apply knowledge translation. The role of nursing leadership in facilitating evidence-based practice has been extensively discussed in the literature, but this is not the case for knowledge translation. The objective of this study was to examine the potential role of nurse leaders in applying knowledge translation across health settings., Data Sources: We reviewed the existing literature for evidence-based practice as best practice in clinical care; examined how a complex systems approach to knowledge translation may extend beyond evidence-based practice, and considered nursing leadership approaches including transformational leadership., Conclusion: In this discursive article, we discuss the differences between evidence-based practice and knowledge translation, highlight the promise of transformational leadership in facilitating knowledge translation through a complex systems lens, and argue for the importance of nurse leaders in facilitating and supporting complex knowledge translation across healthcare settings., Implications for Nursing Practice: Although future research is needed to test our ideas, we argue that the advanced conceptual understanding generated in this article should inform a roadmap toward a future in which nurse leaders initiate, participate and advocate for complex knowledge translation across healthcare settings., Competing Interests: Declaration of competing interest The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this article., (Crown Copyright © 2022. Published by Elsevier Inc. All rights reserved.)
- Published
- 2023
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41. Wicked problems in a post-truth political economy: a dilemma for knowledge translation.
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Tieu M, Lawless M, Hunter SC, Pinero de Plaza MA, Darko F, Mudd A, Yadav L, and Kitson A
- Abstract
The discipline of knowledge translation (KT) emerged as a way of systematically understanding and addressing the challenges of applying health and medical research in practice. In light of ongoing and emerging critique of KT from the medical humanities and social sciences disciplines, KT researchers have become increasingly aware of the complexity of the translational process, particularly the significance of culture, tradition and values in how scientific evidence is understood and received, and thus increasingly receptive to pluralistic notions of knowledge. Hence, there is now an emerging view of KT as a highly complex, dynamic, and integrated sociological phenomenon, which neither assumes nor creates knowledge hierarchies and neither prescribes nor privileges scientific evidence. Such a view, however, does not guarantee that scientific evidence will be applied in practice and thus poses a significant dilemma for KT regarding its status as a scientific and practice-oriented discipline, particularly within the current sociopolitical climate. Therefore, in response to the ongoing and emerging critique of KT, we argue that KT must provide scope for relevant scientific evidence to occupy an appropriate position of epistemic primacy in public discourse. Such a view is not intended to uphold the privileged status of science nor affirm the "scientific logos" per se. It is proffered as a counterbalance to powerful social, cultural, political and market forces that are able to challenge scientific evidence and promote disinformation to the detriment of democratic outcomes and the public good., Competing Interests: Competing interestsThe authors declare no competing interests., (© The Author(s) 2023.)
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- 2023
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42. Effectiveness of telehealth versus standard care on health care utilization, health-related quality of life, and well-being in homebound populations: a systematic review protocol.
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Pinero de Plaza MA, Beleigoli A, Brown S, Bulto LN, Gebremichael LG, Nesbitt K, Tieu M, Pearson V, Noonan S, McMillan P, Clark RA, Hines S, Kitson A, Champion S, Dafny H, and Hendriks JM
- Subjects
- Humans, Cohort Studies, Systematic Reviews as Topic, Patient Acceptance of Health Care, Quality of Life, Telemedicine
- Abstract
Objective: The objective of the review is to determine the effectiveness of telehealth versus in-person care on health care utilization, health-related quality of life, and well-being in homebound populations., Introduction: Globally, an increasing number of people are becoming homebound. These individuals experience high levels of social isolation and deterioration of their well-being. Reports from homebound people and recent publications suggest that this cohort may benefit from accessing telehealth solutions from their homes to treat and prevent serious issues affecting their health and well-being. This review will synthesize the evidence on the effectiveness of telehealth compared to standard care (in-person care) on health care utilization, health-related quality of life, and well-being in homebound populations., Inclusion Criteria: Studies including people living in community settings, whose daily life is physically limited to the boundary of their homes because of their ongoing health, energy, and psychosocial or socio-functional impairments will be considered for inclusion., Methods: This review will consider relevant, peer-reviewed primary experimental and quasi-experimental studies, with no limit on language or date. Databases to be searched include MEDLINE, Embase, PsycINFO, CINAHL, the Cochrane Central Register of Controlled Trials (CENTRAL), Scopus, LILACS, JBI Evidence Synthesis (hand-searched for further studies), and Web of Science. Two independent reviewers will be involved in study selection and data extraction. Eligible studies will be critically appraised for methodological quality using the relevant JBI critical appraisal checklists, and statistical meta-analysis will be done (where possible). Findings will be presented in narrative form., Systematic Review Registration Number: PROSPERO CRD42021289578., Competing Interests: The other authors declare no conflict of interest., (Copyright © 2022 JBI.)
- Published
- 2022
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43. What women want: Women's health in Rural and Regional Australia - Insights from an interprofessional research collaboration between academic researchers, nursing clinicians, and industry professionals.
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Sivertsen N, Abigail W, Tieu M, Eastman M, McCloud C, Thomson W, and Tonkin H
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- Adult, Australia, Female, Health Personnel, Humans, Middle Aged, Qualitative Research, Rural Population, Rural Health Services, Women's Health
- Abstract
The aim of this study was to (a) investigate community women's knowledge and experiences of women's health community services in northern rural and regional New South Wales, Australia; (b) identify any existing gaps in community women's health programs in this region and (c) to contribute to service provision, strategic planning, and industry professional development of community nurse researchers in collaboration with industry. The research took place in Northern New South Wales Local Health District (NNSWLHD) Australia, which is comprised of Tweed/Byron, Richmond and Clarence Health Service Groups, during May to September 2019. Participants comprised 13 women's health service clients over the age of 18 years and less than 74 years, attending health services clinics within NNSWLHD. The research was undertaken as a partnership between three senior healthcare professionals (Clinical Nurse Consultants), one from each Health Service Group, and academic researchers, who provided the key senior healthcare professionals with research training and guidance. Key themes related to primary healthcare experiences and needs of women living in NNSWLHD, and the quality of women's primary healthcare services in that region. Thematic analysis revealed four key themes and several sub-themes. These were (1) Knowledge and Awareness of Services, (2) Barriers to Access, (3) Personal Issues and (4) A Need for Women-Centred Care. The major issues women experienced were deficits in services, lengthy wait times and poor access. Additional funding is necessary to uphold community women's health nurse positions in rural health to improve women's health outcomes in these locations., (© 2021 John Wiley & Sons Ltd.)
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- 2022
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44. The trouble with personhood and person-centred care.
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Tieu M, Mudd A, Conroy T, Pinero de Plaza A, and Kitson A
- Subjects
- Aged, Humans, Patient-Centered Care methods, Self Care, Dementia psychology, Personhood
- Abstract
The phrase 'person-centred care' (PCC) reminds us that the fundamental philosophical goal of caring for people is to uphold or promote their personhood. However, such an idea has translated into promoting individualist notions of autonomy, empowerment and personal responsibility in the context of consumerism and neoliberalism, which is problematic both conceptually and practically. From a conceptual standpoint, it ignores the fact that humans are social, historical and biographical beings, and instead assumes an essentialist or idealized concept of personhood in which a person is viewed as an individual static object. From a practical standpoint, the application of such a concept of personhood can lead to neglect of a person's fundamental care needs and exacerbate the problems of social inequity, in particular for older people and people with dementia. Therefore, we argue that our understanding of PCC must instead be based on a dynamic concept of personhood that integrates the relevant social, relational, temporal and biographical dimensions. We propose that the correct concept of personhood in PCC is one in which persons are understood as socially embedded, relational and temporally extended subjects rather than merely individual, autonomous, asocial and atemporal objects. We then present a reconceptualization of the fundamental philosophical goal of PCC as promoting selfhood rather than personhood. Such a reconceptualization avoids the problems that beset the concept of personhood and its application in PCC, while also providing a philosophical foundation for the growing body of empirical literature that emphasizes the psychosocial, relational, subjective and biographical dimensions of PCC., (© 2022 John Wiley & Sons Ltd.)
- Published
- 2022
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45. Author Correction: Comparative cellular analysis of motor cortex in human, marmoset and mouse.
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Bakken TE, Jorstad NL, Hu Q, Lake BB, Tian W, Kalmbach BE, Crow M, Hodge RD, Krienen FM, Sorensen SA, Eggermont J, Yao Z, Aevermann BD, Aldridge AI, Bartlett A, Bertagnolli D, Casper T, Castanon RG, Crichton K, Daigle TL, Dalley R, Dee N, Dembrow N, Diep D, Ding SL, Dong W, Fang R, Fischer S, Goldman M, Goldy J, Graybuck LT, Herb BR, Hou X, Kancherla J, Kroll M, Lathia K, van Lew B, Li YE, Liu CS, Liu H, Lucero JD, Mahurkar A, McMillen D, Miller JA, Moussa M, Nery JR, Nicovich PR, Niu SY, Orvis J, Osteen JK, Owen S, Palmer CR, Pham T, Plongthongkum N, Poirion O, Reed NM, Rimorin C, Rivkin A, Romanow WJ, Sedeño-Cortés AE, Siletti K, Somasundaram S, Sulc J, Tieu M, Torkelson A, Tung H, Wang X, Xie F, Yanny AM, Zhang R, Ament SA, Behrens MM, Bravo HC, Chun J, Dobin A, Gillis J, Hertzano R, Hof PR, Höllt T, Horwitz GD, Keene CD, Kharchenko PV, Ko AL, Lelieveldt BP, Luo C, Mukamel EA, Pinto-Duarte A, Preiss S, Regev A, Ren B, Scheuermann RH, Smith K, Spain WJ, White OR, Koch C, Hawrylycz M, Tasic B, Macosko EZ, McCarroll SA, Ting JT, Zeng H, Zhang K, Feng G, Ecker JR, Linnarsson S, and Lein ES
- Published
- 2022
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46. Local connectivity and synaptic dynamics in mouse and human neocortex.
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Campagnola L, Seeman SC, Chartrand T, Kim L, Hoggarth A, Gamlin C, Ito S, Trinh J, Davoudian P, Radaelli C, Kim MH, Hage T, Braun T, Alfiler L, Andrade J, Bohn P, Dalley R, Henry A, Kebede S, Alice M, Sandman D, Williams G, Larsen R, Teeter C, Daigle TL, Berry K, Dotson N, Enstrom R, Gorham M, Hupp M, Dingman Lee S, Ngo K, Nicovich PR, Potekhina L, Ransford S, Gary A, Goldy J, McMillen D, Pham T, Tieu M, Siverts L, Walker M, Farrell C, Schroedter M, Slaughterbeck C, Cobb C, Ellenbogen R, Gwinn RP, Keene CD, Ko AL, Ojemann JG, Silbergeld DL, Carey D, Casper T, Crichton K, Clark M, Dee N, Ellingwood L, Gloe J, Kroll M, Sulc J, Tung H, Wadhwani K, Brouner K, Egdorf T, Maxwell M, McGraw M, Pom CA, Ruiz A, Bomben J, Feng D, Hejazinia N, Shi S, Szafer A, Wakeman W, Phillips J, Bernard A, Esposito L, D'Orazi FD, Sunkin S, Smith K, Tasic B, Arkhipov A, Sorensen S, Lein E, Koch C, Murphy G, Zeng H, and Jarsky T
- Subjects
- Adult, Animals, Datasets as Topic, Excitatory Postsynaptic Potentials, Female, Humans, Inhibitory Postsynaptic Potentials, Male, Mice, Mice, Transgenic, Models, Neurological, Neocortex cytology, Temporal Lobe cytology, Temporal Lobe physiology, Visual Cortex cytology, Visual Cortex physiology, Neocortex physiology, Neural Pathways, Neurons physiology, Synapses physiology, Synaptic Transmission
- Abstract
We present a unique, extensive, and open synaptic physiology analysis platform and dataset. Through its application, we reveal principles that relate cell type to synaptic properties and intralaminar circuit organization in the mouse and human cortex. The dynamics of excitatory synapses align with the postsynaptic cell subclass, whereas inhibitory synapse dynamics partly align with presynaptic cell subclass but with considerable overlap. Synaptic properties are heterogeneous in most subclass-to-subclass connections. The two main axes of heterogeneity are strength and variability. Cell subclasses divide along the variability axis, whereas the strength axis accounts for substantial heterogeneity within the subclass. In the human cortex, excitatory-to-excitatory synaptic dynamics are distinct from those in the mouse cortex and vary with depth across layers 2 and 3.
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- 2022
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47. Author Correction: Human neocortical expansion involves glutamatergic neuron diversification.
- Author
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Berg J, Sorensen SA, Ting JT, Miller JA, Chartrand T, Buchin A, Bakken TE, Budzillo A, Dee N, Ding SL, Gouwens NW, Hodge RD, Kalmbach B, Lee C, Lee BR, Alfiler L, Baker K, Barkan E, Beller A, Berry K, Bertagnolli D, Bickley K, Bomben J, Braun T, Brouner K, Casper T, Chong P, Crichton K, Dalley R, de Frates R, Desta T, Lee SD, D'Orazi F, Dotson N, Egdorf T, Enstrom R, Farrell C, Feng D, Fong O, Furdan S, Galakhova AA, Gamlin C, Gary A, Glandon A, Goldy J, Gorham M, Goriounova NA, Gratiy S, Graybuck L, Gu H, Hadley K, Hansen N, Heistek TS, Henry AM, Heyer DB, Hill D, Hill C, Hupp M, Jarsky T, Kebede S, Keene L, Kim L, Kim MH, Kroll M, Latimer C, Levi BP, Link KE, Mallory M, Mann R, Marshall D, Maxwell M, McGraw M, McMillen D, Melief E, Mertens EJ, Mezei L, Mihut N, Mok S, Molnar G, Mukora A, Ng L, Ngo K, Nicovich PR, Nyhus J, Olah G, Oldre A, Omstead V, Ozsvar A, Park D, Peng H, Pham T, Pom CA, Potekhina L, Rajanbabu R, Ransford S, Reid D, Rimorin C, Ruiz A, Sandman D, Sulc J, Sunkin SM, Szafer A, Szemenyei V, Thomsen ER, Tieu M, Torkelson A, Trinh J, Tung H, Wakeman W, Waleboer F, Ward K, Wilbers R, Williams G, Yao Z, Yoon JG, Anastassiou C, Arkhipov A, Barzo P, Bernard A, Cobbs C, de Witt Hamer PC, Ellenbogen RG, Esposito L, Ferreira M, Gwinn RP, Hawrylycz MJ, Hof PR, Idema S, Jones AR, Keene CD, Ko AL, Murphy GJ, Ng L, Ojemann JG, Patel AP, Phillips JW, Silbergeld DL, Smith K, Tasic B, Yuste R, Segev I, de Kock CPJ, Mansvelder HD, Tamas G, Zeng H, Koch C, and Lein ES
- Published
- 2022
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48. Truth and diversion: Self and other-regarding lies in dementia care.
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Tieu M
- Subjects
- Caregivers, Humans, Dementia therapy
- Abstract
When a person with dementia (PwD) makes a specific request or behaves in a particular way that is inappropriate or dangerous and based on a false understanding of reality, there is a particular technique that caregivers may use to try and manage the situation. The technique is known as 'diversion' and it works by affirming the false beliefs and behaviour of a PwD and creating the false impression that their specific request will be fulfilled. It may take the form of an explicit lie or any other communicative response or provision of care that either explicitly or tacitly affirms their false beliefs. It therefore raises the same kind of ethical issues as when lying (or not telling the truth) is done for so called 'therapeutic' purposes. The main type of argument used to justify this so called 'therapeutic lying' is that it is primarily aimed at benefiting the patient rather than the liar. The same kind of argument can be made for diversion, which is that it is primarily aimed at benefiting the PwD by aiming to ensure their safety and well-being. I argue that insofar as diversion is practiced in this way, it is consistent with the idea of 'person-centred care' (PCC) and can be ethically justified on those grounds. Therefore, however, we must be wary of situations where diversion is not practiced in this way, where it is primarily aimed at benefiting caregivers or care providers, and thus inconsistent with PCC., (© 2021 John Wiley & Sons Ltd.)
- Published
- 2021
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49. Theories of self-care and self-management of long-term conditions by community-dwelling older adults: A systematic review and meta-ethnography.
- Author
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Lawless MT, Tieu M, Feo R, and Kitson AL
- Subjects
- Aged, Anthropology, Cultural, Humans, Quality of Life, Self Care, Independent Living, Self-Management
- Abstract
Rationale: The proportion of older adults living with long-term conditions (LTCs) is increasing. Self-care and self-management approaches are seen as valuable in helping older people with LTCs to manage their health and care, yet the theoretical overlaps and divergences are not always clear., Objectives: The objectives of this review were to: (1) systematically identify and appraise studies of self-care or self-management of LTCs by community-dwelling older adults (aged ≥60 years) either informed by, applying, creating, or testing theory; (2) explore similarities or points of convergence between the identified theories; and (3) use a meta-ethnographic approach to synthesise the theories and group related concepts into core constructs., Methods: We conducted a systematic theory synthesis, searching six electronic databases. Three reviewers independently screened titles and abstracts followed by full texts and two reviewers appraised study quality. Theoretical data were synthesised within and across individual theories using meta-ethnographic line-of-argument synthesis., Results: A total of 141 articles (138 studies) and 76 theories were included in the review. Seven core constructs were developed: (1) temporal and spatial context; (2) stressors; (3) personal resources; (4) informal social resources; (5) formal social resources; (6) behavioural adaptations; and (7) quality of life outcomes. A line of argument was developed that conceptualised older adults' self-care and self-management as a dynamic process of behavioural adaptation, enabled by personal resources and informal and formal social resources, aimed at alleviating the impacts of stressors and maintaining quality of life., Conclusion: This synthesis provides an overview of theories used in research on older adults' LTC self-care and self-management. Our synthesis describes the complex interplay of intrinsic and extrinsic factors influencing self-care and self-management behaviours and provides considerations for future research, intervention design, and implementation. The utility of the constructs in research and practice requires further attention and empirical validation., (Copyright © 2021 Elsevier Ltd. All rights reserved.)
- Published
- 2021
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50. A transcriptomic and epigenomic cell atlas of the mouse primary motor cortex.
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Yao Z, Liu H, Xie F, Fischer S, Adkins RS, Aldridge AI, Ament SA, Bartlett A, Behrens MM, Van den Berge K, Bertagnolli D, de Bézieux HR, Biancalani T, Booeshaghi AS, Bravo HC, Casper T, Colantuoni C, Crabtree J, Creasy H, Crichton K, Crow M, Dee N, Dougherty EL, Doyle WI, Dudoit S, Fang R, Felix V, Fong O, Giglio M, Goldy J, Hawrylycz M, Herb BR, Hertzano R, Hou X, Hu Q, Kancherla J, Kroll M, Lathia K, Li YE, Lucero JD, Luo C, Mahurkar A, McMillen D, Nadaf NM, Nery JR, Nguyen TN, Niu SY, Ntranos V, Orvis J, Osteen JK, Pham T, Pinto-Duarte A, Poirion O, Preissl S, Purdom E, Rimorin C, Risso D, Rivkin AC, Smith K, Street K, Sulc J, Svensson V, Tieu M, Torkelson A, Tung H, Vaishnav ED, Vanderburg CR, van Velthoven C, Wang X, White OR, Huang ZJ, Kharchenko PV, Pachter L, Ngai J, Regev A, Tasic B, Welch JD, Gillis J, Macosko EZ, Ren B, Ecker JR, Zeng H, and Mukamel EA
- Subjects
- Animals, Atlases as Topic, Datasets as Topic, Epigenesis, Genetic, Female, Male, Mice, Motor Cortex anatomy & histology, Neurons cytology, Neurons metabolism, Organ Specificity, Reproducibility of Results, Epigenomics, Gene Expression Profiling, Motor Cortex cytology, Neurons classification, Single-Cell Analysis, Transcriptome
- Abstract
Single-cell transcriptomics can provide quantitative molecular signatures for large, unbiased samples of the diverse cell types in the brain
1-3 . With the proliferation of multi-omics datasets, a major challenge is to validate and integrate results into a biological understanding of cell-type organization. Here we generated transcriptomes and epigenomes from more than 500,000 individual cells in the mouse primary motor cortex, a structure that has an evolutionarily conserved role in locomotion. We developed computational and statistical methods to integrate multimodal data and quantitatively validate cell-type reproducibility. The resulting reference atlas-containing over 56 neuronal cell types that are highly replicable across analysis methods, sequencing technologies and modalities-is a comprehensive molecular and genomic account of the diverse neuronal and non-neuronal cell types in the mouse primary motor cortex. The atlas includes a population of excitatory neurons that resemble pyramidal cells in layer 4 in other cortical regions4 . We further discovered thousands of concordant marker genes and gene regulatory elements for these cell types. Our results highlight the complex molecular regulation of cell types in the brain and will directly enable the design of reagents to target specific cell types in the mouse primary motor cortex for functional analysis., (© 2021. The Author(s).)- Published
- 2021
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- View/download PDF
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