171 results on '"C. Barr"'
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2. Preferred treatment focus among college students with eating disorders and comorbid mental health problems in a digital cognitive‐behavioral guided self‐help program
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D'Adamo, Laura, primary, Grammer, Anne Claire, additional, Rackoff, Gavin N., additional, Fitzsimmons‐Craft, Ellen E., additional, Lipson, Sarah Ketchen, additional, Newman, Michelle G., additional, Taylor, C. Barr, additional, Eisenberg, Daniel, additional, and Wilfley, Denise E., additional
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- 2023
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3. A pilot randomized controlled trial of a cognitive‐behavioral therapy guided self‐help mobile app for the post‐acute treatment of anorexia nervosa: A registered report
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Ellen E. Fitzsimmons‐Craft, Agatha A. Laboe, Claire McGinnis, Marie‐Laure Firebaugh, Jillian Shah, Michael Wallendorf, Corinna Jacobi, Anna M. Bardone‐Cone, Kathleen M. Pike, C. Barr Taylor, and Denise E. Wilfley
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Psychiatry and Mental health - Abstract
Relapse following acute treatment for anorexia nervosa (AN) is common. Evidence suggests cognitive-behavioral therapy (CBT) may be useful in the post-acute period, but few patients have access to trained providers. mHealth technologies have potential to increase access to high-quality care for AN, including in the post-acute period. The aim of this study is to estimate the preliminary feasibility and effectiveness of a CBT-based mobile intervention plus treatment as usual (TAU), offered with and without an accompanying social networking feature.In the current pilot randomized controlled trial, women with AN who have been discharged from acute treatment in the past 2 months (N = 90) will be randomly assigned to a CBT-based mobile intervention plus treatment as usual (TAU), a CBT-based mobile intervention including social networking plus TAU, or TAU alone. We will examine feasibility, acceptability, and preliminary effectiveness of the three conditions in terms of reducing eating disorder psychopathology, reducing frequency of eating disorder behaviors, achieving weight maintenance, reducing depression and suicidal ideation, and reducing clinical impairment. We will examine rehospitalization and full recovery rates in an exploratory fashion. We will also examine whether the mobile intervention and social networking feature change the proposed targets and whether changes in targets are associated with benefit, as well as conduct exploratory analyses to identify within-mobile intervention predictors and moderators of outcome.Ultimately, this research may lead to increased access to evidence-based treatment for individuals with AN and prevention of the extreme negative consequences that can result from this serious disorder.Relapse after acute treatment for anorexia nervosa is common, and few patients have access to trained providers to support them following acute care. This study will pilot a coached mobile app, including a social networking component, for this population. If ultimately successful, our approach could greatly increase access to evidence-based treatment for individuals with anorexia nervosa and ultimately prevent the extreme negative consequences that can result from this serious disorder.
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- 2023
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4. Predictors of treatment seeking and uptake among respondents to a widely disseminated online eating disorders screen in the United States
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Anne Claire Grammer, Jillian Shah, Agatha A. Laboe, Claire G. McGinnis, Katherine N. Balantekin, Andrea K. Graham, Lauren Smolar, C. Barr Taylor, Denise E. Wilfley, and Ellen E. Fitzsimmons‐Craft
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Feeding and Eating Disorders ,Male ,Psychiatry and Mental health ,Surveys and Questionnaires ,Humans ,Mass Screening ,Female ,Patient Acceptance of Health Care ,Referral and Consultation ,United States - Abstract
To explore predictors of treatment seeking and uptake among individuals following an online eating disorders (EDs) screen in the U.S. disseminated by the National Eating Disorders Association.Respondents who screened at risk or positive for a probable ED from 04/2019 to 05/2021 (N = 263,530) were eligible to complete a 2-month follow-up survey that assessed treatment seeking and uptake after being offered referral options following screening. Analyses were conducted using chi-square tests or logistic regressions.Sixty thousand thirty-four respondents (22.8%) opted-in to the follow-up survey, of whom 2276 (3.8%) completed it. Of the final analytic sample (n = 1922), 35.7% of respondents reported seeking and 22.4% reported receiving treatment. Treatment seeking and uptake were more common among respondents who were female, White, or 24 years of age; uptake was more common among respondents who were non-Hispanic or higher income. Elevated shape/weight concerns were significantly, albeit modestly, associated with reduced likelihood to receive treatment.Demographic differences in treatment seeking and uptake highlight the need to optimize ED screening tools/feedback to meet the needs of underserved groups and to address stereotypes and structural barriers that may interfere. Research is also needed to identify barriers to uptake among those with elevated shape/weight concerns.Relatively low rates of treatment seeking and uptake were observed, particularly among underserved groups, 2 months following a widely disseminated online eating disorders screen. Optimization of online eating disorder screening tools and delivery of feedback and referral information may be needed to increase health care utilization.
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- 2022
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5. Longitudinal relationships between sub‐clinical depression, sub‐clinical eating disorders and health‐related quality of life in early adolescence
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Kenny, Bridget, primary, Bowe, Steven J., additional, Taylor, C. Barr, additional, Moodie, Marj, additional, Brown, Vicki, additional, Hoban, Elizabeth, additional, and Williams, Joanne, additional
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- 2023
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6. Longitudinal relationships between sub‐clinical depression, sub‐clinical eating disorders and health‐related quality of life in early adolescence
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Bridget Kenny, Steven J. Bowe, C. Barr Taylor, Marj Moodie, Vicki Brown, Elizabeth Hoban, and Joanne Williams
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Psychiatry and Mental health - Published
- 2023
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7. A pilot randomized controlled trial of a cognitive‐behavioral therapy‐guided self‐help mobile app for the post‐acute treatment of anorexia nervosa: A registered report
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Fitzsimmons‐Craft, Ellen E., primary, Laboe, Agatha A., additional, McGinnis, Claire, additional, Firebaugh, Marie‐Laure, additional, Shah, Jillian, additional, Wallendorf, Michael, additional, Jacobi, Corinna, additional, Bardone‐Cone, Anna M., additional, Pike, Kathleen M., additional, Taylor, C. Barr, additional, and Wilfley, Denise E., additional
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- 2023
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8. Blackwell's Five-Minute Veterinary Consult Clinical Companion: Canine and Feline Infectious Diseases and Parasitology
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Stephen C. Barr, Dwight D. Bowman, Stephen C. Barr, Dwight D. Bowman
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- 2011
9. Development and usability testing of a chatbot to promote mental health services use among individuals with eating disorders following screening
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Shah, Jillian, primary, DePietro, Bianca, additional, D'Adamo, Laura, additional, Firebaugh, Marie‐Laure, additional, Laing, Olivia, additional, Fowler, Lauren A., additional, Smolar, Lauren, additional, Sadeh‐Sharvit, Shiri, additional, Taylor, C. Barr, additional, Wilfley, Denise E., additional, and Fitzsimmons‐Craft, Ellen E., additional
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- 2022
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10. Predictors of treatment seeking and uptake among respondents to a widely disseminated online eating disorders screen in the United States
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Grammer, Anne Claire, primary, Shah, Jillian, additional, Laboe, Agatha A., additional, McGinnis, Claire G., additional, Balantekin, Katherine N., additional, Graham, Andrea K., additional, Smolar, Lauren, additional, Taylor, C. Barr, additional, Wilfley, Denise E., additional, and Fitzsimmons‐Craft, Ellen E., additional
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- 2022
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11. Estimated prevalence of eating disorders in Singapore
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Sook Ning Chua, Ellen E. Fitzsimmons-Craft, S. Bryn Austin, Denise E. Wilfley, and C. Barr Taylor
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Adult ,Male ,Risk status ,Singapore ,High prevalence ,business.industry ,digestive, oral, and skin physiology ,Middle Aged ,medicine.disease ,Article ,Large sample ,Feeding and Eating Disorders ,Young Adult ,Psychiatry and Mental health ,Eating disorders ,Cross-Sectional Studies ,Prevalence ,Humans ,Medicine ,Female ,Screening tool ,business ,Aged ,Psychopathology ,Demography - Abstract
OBJECTIVE: There is a lack of research on the prevalence of eating disorders in Singapore. The aims of our study were to (1) estimate the prevalence of eating disorders, risk status, and help-seeking behaviors among adults in Singapore, (2) examine gender differences between eating disorder status groups, and (3) characterize clinical profiles of eating disorder status groups. METHOD: We administered a cross-sectional survey that included a validated eating disorders screening tool to adults in Singapore. RESULTS: A total of 797 Singaporean adults ages 21–77 years completed the eating disorder screen. The majority of participants screened positive for a current DSM-5 clinical eating disorder (6.2%), other specified feeding or eating disorder (37.0%) or at high risk of developing an eating disorder (19.5%). Only 1.6% of those who screened positive for an eating disorder reported currently being in treatment. The ratio of males to females who screened positive for an eating disorder was nearly 1:1. The clinical profiles of eating disorder groups were consistent with the clinical presentations found in Western nations. DISCUSSION: This is the first study in Singapore to estimate the prevalence of eating disorders in a large sample of adults. Results highlight the urgent need for more eating disorder research and expansion of prevention and treatment programs to address the high prevalence of eating disorder psychopathology in Singapore.
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- 2020
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12. Eating disorder symptomatology, clinical impairment, and comorbid psychopathology in racially and ethnically diverse college women with eating disorders
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Patricia A. Cavazos-Rehg, Neha J. Goel, Grace E. Monterubio, Shiri Sadeh-Sharvit, Denise E. Wilfley, Olivia Laing, Rachael E. Flatt, Katherine N. Balantekin, Ellen E. Fitzsimmons-Craft, C. Barr Taylor, and Marie-Laure Firebaugh
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Adult ,Comorbid insomnia ,Adolescent ,Universities ,Ethnic group ,Article ,Feeding and Eating Disorders ,Young Adult ,Ethnicity ,Insomnia ,Humans ,Medicine ,Comorbid psychopathology ,Psychopathology ,Binge eating ,business.industry ,Ethnically diverse ,medicine.disease ,Psychiatry and Mental health ,Eating disorders ,Female ,Analysis of variance ,medicine.symptom ,business ,Binge-Eating Disorder ,Clinical psychology - Abstract
OBJECTIVE: To examine eating disorder (ED) symptomatology, related clinical impairment, and comorbid psychopathology in college women with EDs across five racial and two ethnic groups. METHODS: Participants were 690 women from 28 U.S. universities who screened positive for an ED. Thirteen variables assessing ED symptoms, related clinical impairment, and comorbid psychopathology were compared across racial and ethnic groups using analyses of variance (ANOVAs) and independent samples t-tests. RESULTS: Across racial groups, significant differences emerged in binge eating and laxative use. Asian women reported significantly more binge eating than White women (p < .01). Individuals self-identified as the “Other” racial group reported greater laxative use than Asian and White women (ps ≤ .01). No other significant differences emerged across all other variables (ps ≥ .13). Across ethnic groups, Hispanic women reported significantly more laxative use (p < .01), and more comorbid insomnia symptoms (p = .03) than non-Hispanic women. No other significant differences were observed (ps ≥ .24). DISCUSSION: Findings suggest that binge eating, laxative use, and insomnia symptoms differ across racial and ethnic groups in U.S. college women who screened positive for EDs. Findings can inform tailoring of ED screening to reduce current disparities in these underrepresented populations.
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- 2020
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13. Predicting eating disorders from <scp>Internet</scp> activity
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C. Barr Taylor, Ellen E. Fitzsimmons-Craft, Elad Yom-Tov, and Shiri Sadeh-Sharvit
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Adult ,Gerontology ,medicine.medical_specialty ,Adolescent ,Psychological intervention ,Article ,Feeding and Eating Disorders ,Young Adult ,Risk Factors ,Surveys and Questionnaires ,medicine ,Humans ,Subclinical infection ,Internet ,business.industry ,Public health ,Middle Aged ,medicine.disease ,Predictive value ,Psychiatry and Mental health ,Identification (information) ,Eating disorders ,Female ,The Internet ,Search history ,business - Abstract
Objective Eating disorders (EDs) compromise the health and functioning of affected individuals, but it can often take them several years to acknowledge their illness and seek treatment. Early identification of individuals with EDs is a public health priority, and innovative approaches are needed for such identification and ultimate linkage with evidence-based interventions. This study examined whether Internet activity data can predict ED risk/diagnostic status, potentially informing timely interventions. Method Participants were 936 women who completed a clinically validated online survey for EDs, and 231 of them (24.7%) contributed their Internet browsing history. A machine learning algorithm used key attributes from participants' Internet activity histories to predict their ED status: clinical/subclinical ED, high risk for an ED, or no ED. Results The algorithm reached an accuracy of 52.6% in predicting ED risk/diagnostic status, compared to random decision accuracy of 38.1%, a relative improvement of 38%. The most predictive Internet search history variables were the following: use of keywords related to ED symptoms and websites promoting ED content, participant age, median browsing events per day, and fraction of daily activity at noon. Discussion ED risk or clinical status can be predicted via machine learning with moderate accuracy using Internet activity variables. This model, if replicated in larger samples where it demonstrates stronger predictive value, could identify populations where further assessment is merited. Future iterations could also inform tailored digital interventions, timed to be provided when target online behaviors occur, thereby potentially improving the well-being of many individuals who may otherwise remain undetected.
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- 2020
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14. Canine Viral Enteritis
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Margaret C. Barr
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Fluid therapy ,business.industry ,Medicine ,business ,Virology ,Viral enteritis - Published
- 2020
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15. Increased carotid artery stiffness after preeclampsia in a cross‐sectional study of postpartum women
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Logan C. Barr, Julia E. Herr, Marie‐France Hétu, Graeme N. Smith, and Amer M. Johri
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Carotid Arteries ,Cross-Sectional Studies ,Vascular Stiffness ,Pre-Eclampsia ,Cardiovascular Diseases ,Pregnancy ,Risk Factors ,Physiology ,Physiology (medical) ,Postpartum Period ,Humans ,Female ,Carotid Intima-Media Thickness - Abstract
Preeclampsia (PE) is a hypertensive obstetrical complication associated with increased cardiovascular disease risk. Carotid artery functional assessments allow for identification of subclinical vascular dysfunction. This cross-sectional study measured carotid artery functional indices in healthy women with a recent pregnancy complicated by PE, versus women with a prior uncomplicated pregnancy. Women with a history of PE (N = 30) or an uncomplicated pregnancy (N = 30), were recruited between 6 months and 5 years postpartum. Left and right carotid artery ultrasound measured carotid intima media thickness, plaque burden, peak systolic velocity, end diastolic flow velocity and carotid far-wall circumferential strain (FWCS). Carotid FWCS is inversely related to vessel stiffness, where a decrease in FWCS indicates increased vessel stiffness. Right-side FWCS did not differ between women with a history of PE versus normotensive pregnancy. Left carotid artery FWCS was lower in formerly preeclamptic women after adjustment for diameter, pulse pressure, and heart rate compared to women following an uncomplicated pregnancy (3.35 ± 1.08 × 10
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- 2022
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16. Effectiveness of a chatbot for eating disorders prevention: A randomized clinical trial
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Fitzsimmons-Craft, Ellen E., Chan, William W., Smith, Arielle C., Firebaugh, Marie-Laure, Fowler, Lauren A., Topooco, Naira, DePietro, Bianca, Wilfley, Denise E., Taylor, C. Barr, Jacobson, Nicholas C., Fitzsimmons-Craft, Ellen E., Chan, William W., Smith, Arielle C., Firebaugh, Marie-Laure, Fowler, Lauren A., Topooco, Naira, DePietro, Bianca, Wilfley, Denise E., Taylor, C. Barr, and Jacobson, Nicholas C.
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Objective Prevention of eating disorders (EDs) is of high importance. However, digital programs with human moderation are unlikely to be disseminated widely. The aim of this study was to test whether a chatbot (i.e., computer program simulating human conversation) would significantly reduce ED risk factors (i.e., weight/shape concerns, thin-ideal internalization) in women at high risk for an ED, compared to waitlist control, as well as whether it would significantly reduce overall ED psychopathology, depression, and anxiety and prevent ED onset. Method Women who screened as high risk for an ED were randomized (N = 700) to (1) chatbot based on the StudentBodies (c) program; or (2) waitlist control. Participants were followed for 6 months. Results For weight/shape concerns, there was a significantly greater reduction in intervention versus control at 3- (d = -0.20; p = .03) and 6-m-follow-up (d = -0.19; p = .04). There were no differences in change in thin-ideal internalization. The intervention was associated with significantly greater reductions than control in overall ED psychopathology at 3- (d = -0.29; p = .003) but not 6-month follow-up. There were no differences in change in depression or anxiety. The odds of remaining nonclinical for EDs were significantly higher in intervention versus control at both 3- (OR = 2.37, 95% CI [1.37, 4.11]) and 6-month follow-ups (OR = 2.13, 95% CI [1.26, 3.59]). Discussion Findings provide support for the use of a chatbot-based EDs prevention program in reducing weight/shape concerns through 6-month follow-up, as well as in reducing overall ED psychopathology, at least in the shorter-term. Results also suggest the intervention may reduce ED onset. Public Significance We found that a chatbot, or a computer program simulating human conversation, based on an established, cognitive-behavioral therapy-based eating disorders prevention program, was successful in reducing womens concerns about weight and shape through 6-month follow-up, Funding Agencies|National Eating Disorders Association Feeding Hope Fund; National Heart, Lung, and Blood InstituteUnited States Department of Health & Human ServicesNational Institutes of Health (NIH) - USANIH National Heart Lung & Blood Institute (NHLBI) [T32 HL130357]; National Institute of Mental HealthUnited States Department of Health & Human ServicesNational Institutes of Health (NIH) - USANIH National Institute of Mental Health (NIMH) [K08 MH120341]; Swedish Research CouncilSwedish Research CouncilEuropean Commission
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- 2022
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17. Estimated prevalence of eating disorders in Malaysia based on a diagnostic screen
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Chua, Sook Ning, primary, Fitzsimmons‐Craft, Ellen E., additional, Austin, S. Bryn, additional, Wilfley, Denise E., additional, and Taylor, C. Barr, additional
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- 2022
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18. Feline Clinical Parasitology
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Dwight D. Bowman, Charles M. Hendrix, David S. Lindsay, Stephen C. Barr
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- 2008
19. Effectiveness of a chatbot for eating disorders prevention: A randomized clinical trial
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Fitzsimmons‐Craft, Ellen E., primary, Chan, William W., additional, Smith, Arielle C., additional, Firebaugh, Marie‐Laure, additional, Fowler, Lauren A., additional, Topooco, Naira, additional, DePietro, Bianca, additional, Wilfley, Denise E., additional, Taylor, C. Barr, additional, and Jacobson, Nicholas C., additional
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- 2021
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20. Digital technology can revolutionize mental health services delivery: The <scp>COVID</scp> ‐19 crisis as a catalyst for change
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Ellen E. Fitzsimmons-Craft, C. Barr Taylor, and Andrea K. Graham
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050103 clinical psychology ,Telemedicine ,Coronavirus disease 2019 (COVID-19) ,business.industry ,media_common.quotation_subject ,05 social sciences ,Psychological intervention ,Telehealth ,Public relations ,Payment ,medicine.disease ,Mental health ,030227 psychiatry ,03 medical and health sciences ,Psychiatry and Mental health ,Eating disorders ,0302 clinical medicine ,Health care ,medicine ,0501 psychology and cognitive sciences ,business ,media_common - Abstract
The unprecedented COVID-19 crisis presents an imperative for mental health care systems to make digital mental health interventions a routine part of care. Already because of COVID-19, many therapists have rapidly moved to using telehealth in place of in-person contact. In response to this shift, Waller and colleagues compiled a series of expert recommendations to help clinicians pivot to delivering teletherapy to address eating disorders during COVID-19. However, numerous barriers still impede widespread adoption and implementation of digital interventions. In this commentary, we aim to extend the recommendations for clinicians offered by Waller and colleagues by presenting a roadmap of the systems- and policy-level requirements that are needed. We advocate for addressing barriers associated with training, licensing, safety, privacy, payment, and evaluation, as these factors have greatly limited use of these promising interventions. We also indicate that longer-term goals should include introducing truly innovative digital mental health practices, such as stepped-care models and simultaneously providing preventive and self-management services in addition to clinical services, into the health care system. Now is the time to catalyze change and comprehensively address the barriers that have prevented widespread delivery of these efficacious digital services to the millions of people who would benefit.
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- 2020
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21. Feline Parvovirus
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Margaret C. Barr
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- 2020
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22. Viral Papillomatosis
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Margaret C. Barr
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- 2020
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23. Screening and offering online programs for eating disorders: Reach, pathology, and differences across eating disorder status groups at 28 U.S. universities
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Shiri Sadeh-Sharvit, C. Barr Taylor, Grace E. Monterubio, Dawn M. Eichen, Denise E. Wilfley, Kristina Saffran, Katherine N. Balantekin, Marie Laure Firebaugh, Anna M. Karam, Mickey Trockel, Ellen E. Fitzsimmons-Craft, Andrea K. Graham, Neha J. Goel, and Rachael E. Flatt
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Adult ,Male ,050103 clinical psychology ,Pathology ,medicine.medical_specialty ,Universities ,Demographics ,Psychological intervention ,Article ,law.invention ,Education, Distance ,Feeding and Eating Disorders ,Young Adult ,03 medical and health sciences ,Psychiatric comorbidity ,0302 clinical medicine ,Randomized controlled trial ,law ,Intervention (counseling) ,Humans ,Mass Screening ,Medicine ,0501 psychology and cognitive sciences ,Students ,business.industry ,05 social sciences ,medicine.disease ,United States ,030227 psychiatry ,Psychiatry and Mental health ,Eating disorders ,Female ,business - Abstract
Objective The Internet-based Healthy Body Image (HBI) Program, which uses online screening to identify individuals at low risk of, high risk of, or with an eating disorder (ED) and then directs users to tailored, evidence-based online or in-person interventions to address individuals' risk or clinical status, was deployed at 28 U.S. universities as part of a randomized controlled trial. The purpose of this study is to report on: (a) reach of HBI, (b) screen results, and (c) differences across ED status groups. Method All students on participating campuses ages 18 years or older were eligible, although recruitment primarily targeted undergraduate females. Results The screen was completed 4,894 times, with an average of 1.9% of the undergraduate female student body on each campus taking the screen. ED risk in participating students was high-nearly 60% of students screened were identified as being at high risk for ED onset or having an ED. Key differences emerged across ED status groups on demographics, recruitment method, ED pathology, psychiatric comorbidity, and ED risk factors, highlighting increasing pathology and impairment in the high-risk group. Discussion Findings suggest efforts are needed to increase reach of programs like HBI. Results also highlight the increasing pathology and impairment in the high-risk group and the importance of programs such as HBI, which provide access to timely screening and intervention to prevent onset of clinical EDs.
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- 2019
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24. Correlates of suicidal ideation in college women with eating disorders
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Denise E. Wilfley, Marie-Laure Firebaugh, C. Barr Taylor, Grace E. Monterubio, Katherine N. Balantekin, Ellen E. Fitzsimmons-Craft, Corinna Jacobi, Mickey Trockel, Shiri Sadeh-Sharvit, Rachael E. Flatt, and Neha J. Goel
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Adult ,050103 clinical psychology ,Adolescent ,Anorexia nervosa ,Logistic regression ,Article ,Suicidal Ideation ,Feeding and Eating Disorders ,Young Adult ,03 medical and health sciences ,0302 clinical medicine ,Risk Factors ,Humans ,Medicine ,0501 psychology and cognitive sciences ,Students ,Suicidal ideation ,Psychopathology ,Binge eating ,business.industry ,05 social sciences ,Middle Aged ,medicine.disease ,Psychiatry and Mental health ,Eating disorders ,Anxiety ,Female ,medicine.symptom ,business ,Body mass index ,030217 neurology & neurosurgery ,Clinical psychology - Abstract
Objective To identify the correlates of suicidal ideation (SI) in a large sample of college women with eating disorders (EDs). Method A total of 690 female college students from 28 US colleges who screened positive for an ED, with the exception of anorexia nervosa, were assessed for SI. Univariate logistic regression analyses were performed to determine independent correlates of SI. Measures included: ED psychopathology, ED behaviors (i.e., binge eating, vomiting, laxatives, compulsive exercise), current co-morbid psychopathology (i.e., depression, anxiety, insomnia), weight/shape concerns, ED-related clinical impairment, and body mass index (BMI). All significant variables were included in a backward binary multivariate logistic regression model to determine which variables were most strongly associated with SI. Results A total of 25.6% of the sample reported SI. All variables examined were significantly independently associated with SI, with the exception of compulsive exercise. Depression, anxiety, and vomiting remained as significant correlates of SI in the multivariate logistic regression model. Discussion ED screening on college campuses should assess for suicidality, and prevention and treatment efforts should target vomiting and co-morbid depression and anxiety symptoms to reduce risk of SI for high-risk individuals.
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- 2018
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25. Treatment of canine sinonasal aspergillosis with clotrimazole infusion in patients with cribriform plate lysis
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J. A. Stanton, D. L. Davignon, Stephen C. Barr, M. L. Miller, and P. Johnson
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0301 basic medicine ,medicine.medical_specialty ,040301 veterinary sciences ,Clotrimazole ,business.industry ,030106 microbiology ,Retrospective cohort study ,04 agricultural and veterinary sciences ,Cribriform plate ,Neurologic Effect ,Aspergillosis ,medicine.disease ,Surgery ,0403 veterinary science ,03 medical and health sciences ,medicine ,Clinical significance ,Neurologic examinations ,In patient ,Small Animals ,business ,medicine.drug - Abstract
Objective To describe the treatment of sinonasal aspergillosis with topical 1% clotrimazole solution in dogs with cribriform plate lysis. Materials and methods This retrospective study includes data retrieval from medical records of dogs with sinonasal aspergillosis and cribriform plate lysis that underwent topical treatment with 1% clotrimazole solution. Results Five dogs with sinonasal aspergillosis, cribriform plate lysis diagnosed on CT scans, and normal neurologic examinations were treated with a single (n=3) or multiple (n=2) infusions of clotrimazole solution. No dogs developed clinical neurologic disease after therapy. Clinical significance In this study, a topical clotrimazole solution was not associated with adverse neurologic effects in neurologically normal dogs with sinonasal aspergillosis and cribriform plate lysis.
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- 2018
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26. Estimated prevalence of eating disorders in Singapore
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Chua, Sook Ning, primary, Fitzsimmons‐Craft, Ellen E., additional, Austin, S. Bryn, additional, Wilfley, Denise E., additional, and Taylor, C. Barr, additional
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- 2020
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27. Comparing eating disorder characteristics and treatment in self‐identified competitive athletes and non‐athletes from the National Eating Disorders Association online screening tool
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Flatt, Rachael E., primary, Thornton, Laura M., additional, Fitzsimmons‐Craft, Ellen E., additional, Balantekin, Katherine N., additional, Smolar, Lauren, additional, Mysko, Claire, additional, Wilfley, Denise E., additional, Taylor, C. Barr, additional, DeFreese, J. D., additional, Bardone‐Cone, Anna M., additional, and Bulik, Cynthia M., additional
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- 2020
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28. Eating disorder symptomatology, clinical impairment, and comorbid psychopathology in racially and ethnically diverse college women with eating disorders
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Monterubio, Grace E., primary, Fitzsimmons‐Craft, Ellen E., additional, Balantekin, Katherine N., additional, Sadeh‐Sharvit, Shiri, additional, Goel, Neha J., additional, Laing, Olivia, additional, Firebaugh, Marie‐Laure, additional, Flatt, Rachael E., additional, Cavazos‐Rehg, Patricia, additional, Taylor, C. Barr, additional, and Wilfley, Denise E., additional
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- 2020
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29. Predicting eating disorders from Internet activity
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Sadeh‐Sharvit, Shiri, primary, Fitzsimmons‐Craft, Ellen E., additional, Taylor, C. Barr, additional, and Yom‐Tov, Elad, additional
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- 2020
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30. Preliminary data on help‐seeking intentions and behaviors of individuals completing a widely available online screen for eating disorders in the United States
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Fitzsimmons‐Craft, Ellen E., primary, Balantekin, Katherine N., additional, Graham, Andrea K., additional, DePietro, Bianca, additional, Laing, Olivia, additional, Firebaugh, Marie‐Laure, additional, Smolar, Lauren, additional, Park, Dan, additional, Mysko, Claire, additional, Funk, Burkhardt, additional, Taylor, C. Barr, additional, and Wilfley, Denise E., additional
- Published
- 2020
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31. Digital technology can revolutionize mental health services delivery: The COVID ‐19 crisis as a catalyst for change
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Taylor, C. Barr, primary, Fitzsimmons‐Craft, Ellen E., additional, and Graham, Andrea K., additional
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- 2020
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32. Remote Administration of Physical and Cognitive Performance Assessments in a Predominantly Black Cohort of Persons With Systemic Lupus Erythematosus
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Courtney Hoge, C. Barrett Bowling, Charmayne Dunlop‐Thomas, Brad D. Pearce, Cristina Drenkard, S. Sam Lim, and Laura C. Plantinga
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Diseases of the musculoskeletal system ,RC925-935 - Abstract
Objective In a study of physical and cognitive functioning among predominantly Black individuals with systemic lupus erythematosus (SLE), we compared remotely administered physical and cognitive performance assessments to those collected in person. Methods A subset of participants who completed an in‐person visit in our parent study from 2021 to 2022 (n = 30) were recruited to complete a second, remote visit within 28 days. Physical performance (measured by a modified Short Physical Performance Battery [SPPB]; range 0‐12; subscale ranges 0‐4; higher = better performance) and cognitive performance (episodic and working memory adjusted t‐scores, measured using NIH Toolbox) were measured at both visits. Mean scores were compared using paired t‐tests; intraclass correlation coefficients (ICCs) were obtained from two‐way mixed effects models. Linear and logistic models were used to estimate stratified associations between performance measures and related outcomes. Results Participants were primarily female (93.3%) and Black (93.3%). In‐person versus remote overall SPPB (8.76 vs. 9.43) and chair stand (1.43 vs. 1.90) scores were statistically significantly lower. t‐Scores for episodic memory (47.27 vs. 49.53) and working memory (45.37 vs. 47.90) were lower for in‐person versus remote visits. The ICC for overall SPPB indicated good agreement (0.76), whereas the ICCs for episodic (0.49) and working memory (0.57) indicated poor‐moderate agreement. Associations between assessments of performance with related outcomes were similar and did not statistically significantly differ by modality of visit. Conclusion To possibly expand and diversify pools of participants in studies of physical and cognitive performance in SLE, remote administration of assessments should be considered for future research.
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- 2023
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33. The economic case for digital interventions for eating disorders among United States college students
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Denise E. Wilfley, C. Barr Taylor, Ellen E. Fitzsimmons-Craft, Corinna Jacobi, Andrea E. Kass, and RD Katherine N. Balantekin PhD
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Gerontology ,050103 clinical psychology ,Universities ,Cost effectiveness ,Cost-Benefit Analysis ,education ,Population ,Psychological intervention ,Article ,Feeding and Eating Disorders ,03 medical and health sciences ,0302 clinical medicine ,Nursing ,Standard care ,Cost Savings ,Intervention (counseling) ,ComputingMilieux_COMPUTERSANDEDUCATION ,medicine ,Humans ,0501 psychology and cognitive sciences ,Students ,Internet ,education.field_of_study ,Cost–benefit analysis ,business.industry ,05 social sciences ,medicine.disease ,Telemedicine ,United States ,030227 psychiatry ,Self Care ,Psychiatry and Mental health ,Eating disorders ,Models, Economic ,Resource allocation ,Female ,business ,Delivery of Health Care - Abstract
Eating disorders (EDs) are serious health problems affecting college students. This article aimed to estimate the costs, in United States (US) dollars, of a stepped care model for online prevention and treatment among US college students to inform meaningful decisions regarding resource allocation and adoption of efficient care delivery models for EDs on college campuses. Methods Using a payer perspective, we estimated the costs of (1) delivering an online guided self-help (GSH) intervention to individuals with EDs, including the costs of “stepping up” the proportion expected to “fail”; (2) delivering an online preventive intervention compared to a “wait and treat” approach to individuals at ED risk; and (3) applying the stepped care model across a population of 1,000 students, compared to standard care. Results Combining results for online GSH and preventive interventions, we estimated a stepped care model would cost less and result in fewer individuals needing in-person psychotherapy (after receiving less-intensive intervention) compared to standard care, assuming everyone in need received intervention. Conclusions A stepped care model was estimated to achieve modest cost savings compared to standard care, but these estimates need to be tested with sensitivity analyses. Model assumptions highlight the complexities of cost calculations to inform resource allocation, and considerations for a disseminable delivery model are presented. Efforts are needed to systematically measure the costs and benefits of a stepped care model for EDs on college campuses, improve the precision and efficacy of ED interventions, and apply these calculations to non-US care systems with different cost structures.
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- 2017
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34. Organic Heptamethine Salts for Photovoltaics and Detectors with Near‐Infrared Photoresponse up to 1600 nm
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Richard R. Lunt, Sophia Y. Lunt, John Suddard-Bangsund, Tyler Patrick, Natalia Pajares, Miles C. Barr, Christopher J. Traverse, and Margaret Young
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Materials science ,business.industry ,Near-infrared spectroscopy ,Detector ,02 engineering and technology ,Hybrid solar cell ,010402 general chemistry ,021001 nanoscience & nanotechnology ,01 natural sciences ,Atomic and Molecular Physics, and Optics ,0104 chemical sciences ,Electronic, Optical and Magnetic Materials ,Exciton binding energy ,Photovoltaics ,Optoelectronics ,0210 nano-technology ,business - Published
- 2016
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35. Screening and offering online programs for eating disorders: Reach, pathology, and differences across eating disorder status groups at 28 U.S. universities
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Fitzsimmons‐Craft, Ellen E., primary, Balantekin, Katherine N., additional, Eichen, Dawn M., additional, Graham, Andrea K., additional, Monterubio, Grace E., additional, Sadeh‐Sharvit, Shiri, additional, Goel, Neha J., additional, Flatt, Rachael E., additional, Saffran, Kristina, additional, Karam, Anna M., additional, Firebaugh, Marie‐Laure, additional, Trockel, Mickey, additional, Taylor, C. Barr, additional, and Wilfley, Denise E., additional
- Published
- 2019
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36. The self-rating of the effects of alcohol questionnaire predicts heavy episodic drinking in a high-risk eating disorder population
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Andrea E. Kass, Denise E. Wilfley, Jakki O. Bailey, C. Barr Taylor, Aimee Zhang, and Aaron J. Fisher
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Gerontology ,education.field_of_study ,Population ,Psychological intervention ,Regression analysis ,medicine.disease ,law.invention ,Psychiatry and Mental health ,Eating disorders ,Increased risk ,Randomized controlled trial ,law ,medicine ,Psychology ,education ,Clinical psychology - Abstract
Objective Heavy episodic drinking (HED) is a serious problem among college women at high-risk for developing eating disorders (EDs). The main objectives of this study are to determine the relationship of the self-rating of the effects of alcohol (SRE) questionnaire and HED over time, and to determine the effects of relationship breakups on HED among college-aged women at high-risk for EDs. Method Data collected from 163 participants in a randomized controlled trial evaluating the effectiveness of an ED prevention program were used in the analyses. Measures included the SRE, obtained at baseline, and self-reports of the number of HED episodes and relationship breakups each month for the past 12 months. Results Generalized linear mixed-effect regression models with Poisson distribution were conducted to test the effects of several variables on reported HED episodes over 12 months. Analyses demonstrated that SRE scores and the presence of a breakup predicted increased HED over time. Discussion The SRE may be useful in identifying individuals at risk of or with EDs who are at increased risk of HED. Furthermore, relationship breakups predict HED. Findings from the current study could be used to inform clinical interventions for this population. © 2014 Wiley Periodicals, Inc. Int J Eat Disord 2015; 48:333–336
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- 2014
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37. Results of disseminating an online screen for eating disorders across the U.S.: Reach, respondent characteristics, and unmet treatment need
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Fitzsimmons-Craft, Ellen E., primary, Balantekin, Katherine N., additional, Graham, Andrea K., additional, Smolar, Lauren, additional, Park, Dan, additional, Mysko, Claire, additional, Funk, Burkhardt, additional, Taylor, C. Barr, additional, and Wilfley, Denise E., additional
- Published
- 2019
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38. Correlates of suicidal ideation in college women with eating disorders
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Goel, Neha J., primary, Sadeh-Sharvit, Shiri, additional, Flatt, Rachael E., additional, Trockel, Mickey, additional, Balantekin, Katherine N., additional, Fitzsimmons-Craft, Ellen E., additional, Monterubio, Grace E., additional, Firebaugh, Marie-Laure, additional, Jacobi, Corinna, additional, Wilfley, Denise E., additional, and Taylor, C. Barr, additional
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- 2018
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39. Top-illuminated Organic Photovoltaics on a Variety of Opaque Substrates with Vapor-printed Poly(3,4-ethylenedioxythiophene) Top Electrodes and MoO3Buffer Layer
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Miles C. Barr, Rachel M. Howden, Richard R. Lunt, Karen K. Gleason, and Vladimir Bulovic
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Photocurrent ,Materials science ,Organic solar cell ,Renewable Energy, Sustainability and the Environment ,business.industry ,Energy conversion efficiency ,Chemical vapor deposition ,Anode ,chemistry.chemical_compound ,chemistry ,PEDOT:PSS ,Optoelectronics ,General Materials Science ,business ,Layer (electronics) ,Poly(3,4-ethylenedioxythiophene) - Abstract
Organic photovoltaics devices typically utilize illumination through a transparent substrate, such as glass or an optically clear plastic. Utilization of opaque substrates, including low cost foils, papers, and textiles, requires architectures that instead allow illumination through the top of the device. Here, we demonstrate top-illuminated organic photovoltaics, employing a dry vapor-printed poly(3,4-ethylenedioxythiophene) (PEDOT) polymer anode deposited by oxidative chemical vapor deposition (oCVD) on top of a small-molecule organic heterojunction based on vacuum-evaporated tetraphenyldibenzoperiflanthene (DBP) and C60 heterojunctions. Application of a molybdenum trioxide (MoO3) buffer layer prior to oCVD deposition increases the device photocurrent nearly 10 times by preventing oxidation of the underlying photoactive DBP electron donor layer during the oCVD PEDOT deposition, and resulting in power conversion efficiencies of up to 2.8% for the top-illuminated, ITO-free devices, approximately 75% that of the conventional cell architecture with indium-tin oxide (ITO) transparent anode (3.7%). Finally, we demonstrate the broad applicability of this architecture by fabricating devices on a variety of opaque surfaces, including common paper products with over 2.0% power conversion efficiency, the highest to date on such fiber-based substrates.
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- 2012
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40. Pulmonary and systemic effects of mononuclear leukapheresis
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Niall Anderson, Laura C. Barr, Marc Turner, A. Stewart, Kevin Dhaliwal, A J Simpson, A. Conway Morris, Mairi Brittan, and Lynn Manson
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Pathology ,medicine.medical_specialty ,Lung ,medicine.diagnostic_test ,business.industry ,Monocyte ,CD14 ,Inflammation ,Hematology ,General Medicine ,Leukapheresis ,Peripheral blood mononuclear cell ,Pathogenesis ,medicine.anatomical_structure ,Bronchoalveolar lavage ,Immunology ,Medicine ,medicine.symptom ,business - Abstract
Background and Objectives There is increasing evidence that monocytes play a key role in the pathogenesis of acute lung inflammation. Mononuclear cell (MNC) leukapheresis can be used to remove large numbers of monocytes from circulating blood; however, the detailed characteristics of monocyte subpopulations removed by MNC leukapheresis, and the biological effects on the lung, remain incompletely defined. Material and Methods Six healthy male volunteers underwent MNC leukapheresis of four total blood volumes. Blood was collected at 0, 2, 4, 6, 8 and 24 h; bronchoscopy with bronchoalveolar lavage (BAL) was performed at 8–9 h. Multiparameter flow cytometry was used to identify subpopulations of monocytes in blood and monocyte-like cells in BAL fluid. Results A median of 5·57 × 109 monocytes were retrieved. Blood monocyte counts indicated that the circulating blood monocyte pool was actively replenished during leukapheresis and subsequently contained a greater proportion of classical (CD14++ CD16−) monocytes. A particular subpopulation of monocyte-like cells, reminiscent of classical monocytes, was also prominent in BAL fluid after leukapheresis. Conclusion Mononuclear cell leukapheresis was safe. The greater proportion of classical monocytes present in blood after MNC leukapheresis may be clinically significant. MNC leukapheresis also appears to affect the proportion of monocyte-like cells in the lung; however, we found no evidence that leukapheresis has a clinically important pro-inflammatory effect in the human lung.
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- 2012
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41. Social Support for Healthy Behaviors: Scale Psychometrics and Prediction of Weight Loss Among Women in a Behavioral Program
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Abby C. King, Michael G. Perri, C. Barr Taylor, Nancy Ellen Kiernan, Katherine Lee, Michaela Kiernan, Danielle E. Schoffman, and Susan Moore
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Adult ,Predictive validity ,Psychometrics ,Endocrinology, Diabetes and Metabolism ,Family support ,Health Behavior ,Medicine (miscellaneous) ,Friends ,Overweight ,Article ,Young Adult ,Social support ,Endocrinology ,Weight loss ,Surveys and Questionnaires ,Weight Loss ,Content validity ,medicine ,Humans ,Obesity ,Aged ,Motivation ,Nutrition and Dietetics ,Discriminant validity ,Social Support ,Middle Aged ,Weight Reduction Programs ,Female ,medicine.symptom ,Psychology ,Clinical psychology - Abstract
Social support could be a powerful weight-loss treatment moderator or mediator but is rarely assessed. We assessed the psychometric properties, initial levels, and predictive validity of a measure of perceived social support and sabotage from friends and family for healthy eating and physical activity (eight subscales). Overweight/obese women randomized to one of two 6-month, group-based behavioral weight-loss programs (N=267; mean BMI 32.1±3.5; 66.3% White) completed subscales at baseline, and weight loss was assessed at 6 months. Internal consistency, discriminant validity, and content validity were excellent for support subscales and adequate for sabotage subscales; qualitative responses revealed novel deliberate instances not reflected in current sabotage items. Most women (>75%) “never” or “rarely” experienced support from friends or family. Using non-parametric classification methods, we identified two subscales—support from friends for healthy eating and support from family for physical activity—that predicted three clinically meaningful subgroups who ranged in likelihood of losing ≥5% of initial weight at 6 months. Women who “never” experienced family support were least likely to lose weight (45.7% lost weight) whereas women who experienced both frequent friend and family support were more likely to lose weight (71.6% lost weight). Paradoxically, women who “never” experienced friend support were most likely to lose weight (80.0% lost weight), perhaps because the group-based programs provided support lacking from friendships. Psychometrics for support subscales were excellent; initial support was rare; and the differential roles of friend versus family support could inform future targeted weight-loss interventions to subgroups at risk.
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- 2012
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42. Family-based Early Intervention for Anorexia Nervosa
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C. Barr Taylor, Corinna Jacobi, Megan Jones, James E. Lock, and Ulrike Völker
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Program evaluation ,Family therapy ,medicine.medical_specialty ,Exacerbation ,media_common.quotation_subject ,MEDLINE ,medicine.disease ,Psychiatry and Mental health ,Clinical Psychology ,Eating disorders ,Anorexia nervosa (differential diagnoses) ,Intervention (counseling) ,medicine ,Personality ,Psychology ,Psychiatry ,media_common ,Clinical psychology - Abstract
Objective This study explores whether potential risk factors for anorexia nervosa (AN) can be modified by a family-based Internet-facilitated intervention and examines the feasibility, acceptability, and short-term efficacy of the Parents Act Now programme in the USA and Germany. Method Forty-six girls aged 11–17 were studied during a 12-month period and evaluated at screening, baseline, and post-intervention. Parents participated in the six-week intervention. Results Twenty-four per cent of girls (n = 791) screened met the risk criteria for AN. Parents accessed the majority of the online sessions and rated the programme favourably. At post-assessment, 16 of 19 participants evidenced reduced risk status. Participants remained stable or increased in ideal body weight and reported decreased eating disorder attitudes and behaviours. Discussion Results suggest that an easily disseminated, brief, online programme with minimal therapist support is feasible, accepted favourably by parents, and may be beneficial for prevention of exacerbation of AN pathology. Copyright © 2012 John Wiley & Sons, Ltd and Eating Disorders Association.
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- 2012
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43. Nitrous Oxide Emission from Riparian Buffers in Relation to Vegetation and Flood Frequency
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Pierre-André Jacinthe, Lenore P. Tedesco, R. C. Barr, and J. S. Bills
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Indiana ,Time Factors ,Environmental Engineering ,Denitrification ,ved/biology.organism_classification_rank.species ,Nitrous Oxide ,Management, Monitoring, Policy and Law ,Shrub ,Rivers ,Vegetation type ,Water Movements ,Ecosystem ,Waste Management and Disposal ,Water content ,Water Science and Technology ,Riparian zone ,Hydrology ,geography ,geography.geographical_feature_category ,Flood myth ,ved/biology ,Vegetation ,Plants ,Pollution ,Floods ,Environmental science - Abstract
The nitrate (NO(3)(-)) removal capacity of riparian zones is well documented, but information is lacking with regard to N(2)O emission from riparian ecosystems and factors controlling temporal dynamics of this potent greenhouse gas. We monitored N(2)O fluxes (static chambers) and measured denitrification (C(2)H(2) block using soil cores) at six riparian sites along a fourth-order stretch of the White River (Indiana, USA) to assess the effect of flood regime, vegetation type, and forest maturity on these processes. The study sites included shrub/grass, aggrading (15 yr-old), and mature (80 yr) forests that were flooded either frequently (more than four to six times per year), occasionally (two to three times per year), or rarely (every 20 yr). While the effect of forest maturity and vegetation type (0.52 and 0.65 mg N(2)O-m(-2) d(-1) in adjacent grassed and forested sites) was not significant, analysis of variance (ANOVA) revealed a significant effect (0.01) of flood regime on N(2)O emission. Among the mature forests, mean N(2)O flux was in this order: rarely flooded (0.33)occasionally flooded (0.99)frequently flooded (1.72). Large pulses of N(2)O emission (up to 80 mg N(2)O-m(-2) d(-1)) occurred after flood events, but the magnitude of the flux enhancement varied with flood event, being higher after short-duration than after long-duration floods. This pattern was consistent with the inverse relationship between soil moisture and mole fraction of N(2)O, and instances of N(2)O uptake near the river margin after flood events. These results highlight the complexity of N(2)O dynamics in riparian zones and suggest that detailed flood analysis (frequency and duration) is required to determine the contribution of riparian ecosystems to regional N(2)O budget.
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- 2012
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44. Characteristics of Thoroughbred and Quarter Horse racehorses that sustained a complete scapular fracture
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Susan M. Stover, Janet Moore, Rick M. Arthur, Rachel Entwistle, James T. Case, Hailu Kinde, S. A. Vallance, Mark L Anderson, and B. C. Barr
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musculoskeletal diseases ,medicine.medical_specialty ,education.field_of_study ,biology ,Right scapula ,business.industry ,Incidence (epidemiology) ,biology.animal_breed ,Population ,General Medicine ,musculoskeletal system ,medicine.disease ,Surgery ,Scapular fracture ,Catastrophic injury ,Right forelimb ,Quarter horse ,medicine ,Physical therapy ,business ,education - Abstract
Summary Reasons for performing study: To determine if scapular fractures occur in racehorses with distinctive characteristics. Objectives: To test the hypothesis that Thoroughbred (TB) and Quarter Horse (QH) racehorses with a scapular fracture have similar characteristics that are different from those of their respective racetrack populations. Methods: Necropsy findings, case details, last race information and career earnings for TB and QH racehorses that had a scapular fracture in California between 1990 and 2008 were retrospectively compared between breeds. Horse signalment, career earnings, career starts and race characteristics were obtained for all California racehorses. Comparisons were made between affected horses, other racehorses that died, and all horses that raced, in California during the 19 year period. Results: Seventy-three TB and 28 QH racehorses had a similar, complete comminuted scapular fracture with an articular component, and right forelimb predilection. The QHs had a higher incidence of scapular fracture incurred during racing than TBs (0.98 vs. 0.39/1000 starters). The TB and QH incident rates for musculoskeletal deaths incurred racing were 20.5 and 17.5/1000 starters, respectively; however, a greater proportion of TB musculoskeletal deaths occurred training (40% vs. 8%). Horses with a scapular fracture were more likely to be male and aged 2 or ≥5 years than the racetrack population. Most affected QHs (64%) were 2-year-olds; most TBs (74%) were aged ≥3 years. Scapular fractures occurred more commonly during racing in QHs (70%) than TBs (44%). Race-related scapular fracture was more likely to occur in a Maiden race than in a non-Maiden race. Horses with a scapular fracture had fewer career starts than the racetrack population. Conclusions and potential relevance: Despite breed differences for signalment and exercise distances, both breeds incur a complete scapular fracture that is more likely to occur in the right scapula of young and older, male racehorses, early in their race career or after few races. Quarter Horses sustain a catastrophic scapular fracture more frequently than TBs.
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- 2011
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45. Radiofrequency-Induced Thermal Inactivation ofToxoplasma gondiiOocysts in Water
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Melissa A. Miller, N. Zeng, Tin D Truong, Patricia A. Conrad, Bradd C. Barr, Katlyn E. Wainwright, Andrea E. Packham, Manuel C. Lagunas-Solar, and Ann C. Melli
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Hot Temperature ,Radio Waves ,Epidemiology ,animal diseases ,Microbiology ,Serology ,Mice ,Water Supply ,parasitic diseases ,medicine ,Animals ,Parasite hosting ,General Veterinary ,General Immunology and Microbiology ,biology ,Inoculation ,fungi ,Oocysts ,Public Health, Environmental and Occupational Health ,Water ,Toxoplasma gondii ,Contamination ,biology.organism_classification ,medicine.disease ,In vitro ,Toxoplasmosis ,Toxoplasmosis, Animal ,Infectious Diseases ,Water treatment ,Toxoplasma - Abstract
Toxoplasma gondii, a ubiquitous parasitic protozoan, is emerging as an aquatic biological pollutant. Infections can result from drinking water contaminated with environmentally resistant oocysts. However, recommendations regarding water treatment for oocyst inactivation have not been established. In this study, the physical method of radiofrequency (RF) power was evaluated for its ability to inactivate T. gondii oocysts in water. Oocysts were exposed to various RF energy levels to induce 50, 55, 60, 70 and 80 degrees C temperatures maintained for 1 min. Post-treatment oocyst viability was determined by mouse bioassay with serology, immunohistochemistry and in vitro parasite isolation to confirm T. gondii infections in mice. None of the mice inoculated with oocysts treated with RF-induced temperatures of > or =60 degrees C in an initial experiment became infected; however, there was incomplete oocyst activation in subsequent experiments conducted under similar conditions. These results indicate that T. gondii oocysts may not always be inactivated when exposed to a minimum of 60 degrees C for 1 min. The impact of factors such as water heating time, cooling time and the volume of water treated must be considered when evaluating the efficacy of RF power for oocyst inactivation.
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- 2010
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46. Chemical Vapor Deposition of Conformal, Functional, and Responsive Polymer Films
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Sreeram Vaddiraju, Salmaan H. Baxamusa, Nathan J. Trujillo, Gozde Ozaydin-Ince, Jingjing Xu, Karen K. Gleason, Mahriah E. Alf, Ramaswamy Sreenivasan, Christy D. Petruczok, Miles C. Barr, Ayse Asatekin, Wyatt E. Tenhaeff, and Hitesh Chelawat
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chemistry.chemical_classification ,Materials science ,Polymers ,Photoelectron Spectroscopy ,Mechanical Engineering ,technology, industry, and agriculture ,Nanotechnology ,Chemical vapor deposition ,Polymer ,Combustion chemical vapor deposition ,Nanostructures ,Carbon film ,chemistry ,Polymerization ,Mechanics of Materials ,Polymer chemistry ,Solvents ,Surface modification ,General Materials Science ,Gases ,Thin film ,Microfabrication - Abstract
Chemical vapor deposition (CVD) polymerization utilizes the delivery of vapor-phase monomers to form chemically well-defined polymeric films directly on the surface of a substrate. CVD polymers are desirable as conformal surface modification layers exhibiting strong retention of organic functional groups, and, in some cases, are responsive to external stimuli. Traditional wet-chemical chain- and step-growth mechanisms guide the development of new heterogeneous CVD polymerization techniques. Commonality with inorganic CVD methods facilitates the fabrication of hybrid devices. CVD polymers bridge microfabrication technology with chemical, biological, and nanoparticle systems and assembly. Robust interfaces can be achieved through covalent grafting enabling high-resolution (60 nm) patterning, even on flexible substrates. Utilizing only low-energy input to drive selective chemistry, modest vacuum, and room-temperature substrates, CVD polymerization is compatible with thermally sensitive substrates, such as paper, textiles, and plastics. CVD methods are particularly valuable for insoluble and infusible films, including fluoropolymers, electrically conductive polymers, and controllably crosslinked networks and for the potential to reduce environmental, health, and safety impacts associated with solvents. Quantitative models aid the development of large-area and roll-to-roll CVD polymer reactors. Relevant background, fundamental principles, and selected applications are reviewed.
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- 2009
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47. Binge drinking in women at risk for developing eating disorders
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Mickey Trockel, C. Barr Taylor, and Anna Khaylis
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Adult ,medicine.medical_specialty ,Coping (psychology) ,Adolescent ,Alcohol Drinking ,media_common.quotation_subject ,Binge drinking ,Body Mass Index ,Cohort Studies ,Feeding and Eating Disorders ,Young Adult ,Denial ,Risk Factors ,Adaptation, Psychological ,Body Image ,medicine ,Humans ,Longitudinal Studies ,Students ,Psychiatry ,media_common ,High rate ,Ethanol ,Alcoholic Beverages ,Life events ,medicine.disease ,Self Concept ,Psychiatry and Mental health ,Eating disorders ,ROC Curve ,Female ,medicine.symptom ,Psychology ,Alcohol-Related Disorders ,Alcoholic Intoxication ,Body mass index ,Dieting - Abstract
Objective: To determine binge drinking rates in college-age women at risk for eating disorders and to examine factors related to binge drinking over time. Method: Participants were 480 college-age women who were at high risk for developing an eating disorder (ED) and who had a body mass index (BMI) between 18 and 32. Participants were assessed annually for 4 years. Results: Participants reported high rates of binge drinking and frequent binge drinking throughout college. Binge drinking was positively correlated with dietary restraint, coping using substances, coping using denial, and life events. Discussion: The study's findings suggest that binge drinking is highly prevalent in women at high risk for developing eating disorders. Results also indicated that binge drinking was related to dieting and maladaptive coping patterns. Intervention for women with strong weight and shape concerns should also address problematic alcohol use. © 2008 by Wiley Periodicals, Inc. Int J Eat Disord, 2009
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- 2009
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48. Testing objective measures of motor impairment in early Parkinson's disease: Feasibility study of an at-home testing device
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Ejaz A. Shamim, Eric Dishman, Lucia M. Blasucci, Mark Hallett, David Wolff, Glenn T. Stebbins, Andrew S. Grove, Helen Bronte-Stewart, Kapil D. Sethi, Ken Kubota, Allan D. Wu, William C. DeLeeuw, Jennifer Spielman, Rodger J. Elble, Christopher G. Goetz, Peter H. Kraus, Terence D. Sanger, C. Barr Taylor, John G. Nutt, and Lorraine O. Ramig
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Male ,medicine.medical_specialty ,Parkinson's disease ,Hypokinesia ,Neurological disorder ,Severity of Illness Index ,Article ,Central nervous system disease ,Disability Evaluation ,Patient satisfaction ,Outcome Assessment, Health Care ,Tremor ,Severity of illness ,medicine ,Humans ,Aged ,Neurologic Examination ,business.industry ,Reproducibility of Results ,Motor control ,Parkinson Disease ,Middle Aged ,medicine.disease ,Biomechanical Phenomena ,Clinical trial ,Neurology ,Patient Satisfaction ,Physical therapy ,Computer-Aided Design ,Feasibility Studies ,Female ,Neurology (clinical) ,medicine.symptom ,business - Abstract
We tested the feasibility of a computer based at-home testing device (AHTD) in early-stage, unmedicated Parkinson's disease (PD) patients over 6 months. We measured compliance, technical reliability, and patient satisfaction to weekly assessments of tremor, small and large muscle bradykinesia, speech, reaction/movement times, and complex motor control. relative to the UPDRS motor score. The AHTD is a 6.5″ × 10″ computerized assessment battery. Data are stored on a USB memory stick and sent by internet to a central data repository as encrypted data packets. Although not designed or powered to measure change, the study collected data to observe patterns relative to UPDRS motor scores. Fifty-two PD patients enrolled, and 50 completed the 6 month trial, 48 remaining without medication. Patients complied with 90.6% of weekly 30-minute assessments, and 98.5% of data packets were successfully transmitted and decrypted. On a 100-point scale, patient satisfaction with the program at study end was 87.2 (range: 80–100). UPDRS motor scores significantly worsened over 6 months, and trends for worsening over time occurred for alternating finger taps (P = 0.08), tremor (P = 0.06) and speech (P = 0.11). Change in tremor was a significant predictor of change in UPDRS (P = 0.047) and was detected in the first month of the study. This new computer-based technology offers a feasible format for assessing PD-related impairment from home. The high patient compliance and satisfaction suggest the feasibility of its incorporation into larger clinical trials, especially when travel is difficult and early changes or frequent data collection are considered important to document. © 2008 Movement Disorder Society
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- 2009
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49. Risk factors for binge-eating disorders: An exploratory study
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George B. Schreiber, Helena C. Kraemer, Ruth H. Striegel-Moore, Faith-Anne Dohm, Stephen R. Daniels, and C. Barr Taylor
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Adult ,medicine.medical_specialty ,Signal Detection, Psychological ,Adolescent ,Social Environment ,Severity of Illness Index ,Risk Factors ,Binge-eating disorder ,Surveys and Questionnaires ,Severity of illness ,medicine ,Humans ,Family ,Prospective Studies ,Risk factor ,Bulimia Nervosa ,Psychiatry ,Prospective cohort study ,Binge eating ,Bulimia nervosa ,medicine.disease ,Self Concept ,Psychiatry and Mental health ,Eating disorders ,Etiology ,Female ,medicine.symptom ,Psychology - Abstract
Objective: This study examined a broad range of childhood risk factors for binge-eating disorders (bulimia nervosa or binge eating disorder, BN/BED), utilizing data that had been collected prospectively in the 10-year National Heart, Lung, and Blood Institute Growth and Health Study. Method: Forty-five women with a history of BED/BN (with onset age > 14 and
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- 2007
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50. Cytokine gene signatures in neural tissue of horses with equine protozoal myeloencephalitis or equine herpes type 1 myeloencephalopathy
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Christian M. Leutenegger, William D Wilson, B. M. Daft, Nicola Pusterla, B. C. Barr, Gregory L. Ferraro, and Patricia A. Conrad
- Subjects
DNA, Complementary ,Transcription, Genetic ,medicine.medical_treatment ,Biology ,Polymerase Chain Reaction ,Equine protozoal myeloencephalitis ,Proinflammatory cytokine ,Complementary DNA ,medicine ,Animals ,Horses ,Encephalomyelitis ,Protozoan Infections, Animal ,General Veterinary ,Interleukin ,Herpesviridae Infections ,General Medicine ,biology.organism_classification ,Molecular biology ,Neospora hughesi ,Housekeeping gene ,Real-time polymerase chain reaction ,Cytokine ,Gene Expression Regulation ,Cytokines ,Horse Diseases ,Herpesvirus 1, Equid - Abstract
This study was designed to determine the relative levels of gene transcription of selected pathogens and cytokines in the brain and spinal cord of 12 horses with equine protozoal myeloencephalitis (EPM), 11 with equine herpesvirus type 1 (EHV-1) myeloencephalopathy, and 12 healthy control horses by applying a real time pcr to the formalin-fixed and paraffin-embedded tissues. Total rna was extracted from each tissue, transcribed to complementary dna (cDNA) and assayed for Sarcocystis neurona, Neospora hughesi, EHV-1, equine GAPDH (housekeeping gene), tumour necrosis factor (TNF)-alpha, interferon (IFN)-gamma, interleukin (IL)-1beta, IL-2, IL-4, IL-6, IL-8, IL-10 AND IL-12 p40. S neurona cdna was detected in the neural tissue from all 12 horses with EPM, and two of them also had amplifiable cDNA of N hughesi. The relative levels of transcription of protozoal cdna ranged from 1 to 461 times baseline (mean 123). All the horses with ehv-1 myeloencephalopathy had positive viral signals by PCR with relative levels of transcription ranging from 1 to 1618 times baseline (mean 275). All the control horses tested negative for S neurona, N hughesi and EHV-1 cdna. The cytokine profiles of each disease indicated a balance between pro- and anti-inflammatory markers. In the horses with epm the pro-inflammatory Th1 cytokines (IL-8, TNF-alpha and IFN-gamma) were commonly expressed but the anti-inflammatory Th2 cytokines (IL-4, IL-6 AND IL-10) were absent or rare. In the horses with ehv-1 the proinflammatory cytokine IL-8 was commonly expressed, but IL-10 and IFN-gamma were not, and TNF-alpha was rare. Tissue from the control horses expressed only the gene GAPDH.
- Published
- 2006
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