15 results on '"Sungwon Chae"'
Search Results
2. Combined Accentuated Eccentric Loading and Rest Redistribution in High-Volume Back Squat: Acute Stimulus and Fatigue.
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Sungwon Chae, Long, S. Alexander, Lis, Ryan P., McDowell, Kurt W., Wagle, John P., Carroll, Kevin M., Mizuguchi, Satoshi, and Stone, Michael H.
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EXERCISE physiology , *EFFECT sizes (Statistics) , *MATHEMATICAL variables , *ACUTE diseases , *RESEARCH funding , *FATIGUE (Physiology) , *KINEMATICS , *SAMPLE size (Statistics) , *DESCRIPTIVE statistics , *RESISTANCE training , *LACTATES , *BODY movement , *JUMPING , *CONFIDENCE intervals , *MUSCLE contraction - Abstract
The purpose of this study was to examine acute stimulus and fatigue responses to combined accentuated eccentric loading and rest redistribution (AEL + RR). Resistance-trained men (n = 12,25.6 ± 4.4 years, 1.77 ± 0.06 m, and 81.7 ± 11.4 kg) completed a back squat (BS) 1 repetition maximum (1RM) and weight releaser familiarization session. Three BS exercise conditions (sets x repetitions x eccentric-concentric loading) consisted of (a) 3 x (5 x 2) x 110/60% (AEL + RR 5), (b) 3 x (2 x 5) x 110/60% (AEL + RR 2), and (c) 3 x 10 x 60/60% 1RM (traditional sets [TS]). Weight releasers (50% 1RM) were attached to every first repetition of each cluster set (every first, third, fifth, seventh, and ninth repetition in AEL + RR 5 and every first and sixth repetition in AEL + RR 2). The AEL + RR 5 resulted in greater total volume load (sets x repetitions x eccentric + concentric loading) (6,630 ± 1,210 kg) when compared with AEL + RR 2 (5,944 ± 1,085 kg) and TS (5,487 ± 1,002 kg). In addition, AEL + RR 5 led to significantly (p < 0.05) greater rating of perceived exertion (RPE) after set 2 and set 3 and lower blood lactate (BL) after set 3 and 5,15, and 25 minutes postexercise than AEL + RR 2 and TS. There was a main effect of condition for BL between AEL + RR 5 (5.11 ± 2.90 mmol⋅L-1), AEL+ RR 2 (6.23 ± 3.22 mmol⋅L-1), and TS (6.15 ± 3.17 mmol⋅L-1). In summary, AEL + RR 5 results in unique stimulus and fatigue responses. Although it may increase perceived exertion, coaches could use AEL + RR 5 to achieve greater back squat total volume load while reducing BL accumulation. [ABSTRACT FROM AUTHOR]
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- 2024
- Full Text
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3. Combined Accentuated Eccentric Loading and Rest Redistribution in High-Volume Back Squat: Acute Kinetics and Kinematics.
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Sungwon Chae, Long, S. Alexander, Lis, Ryan P., McDowell, Kurt W., Wagle, John P., Carroll, Kevin M., Mizuguchi, Satoshi, and Stone, Michael H.
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SKELETAL muscle physiology , *EXERCISE physiology , *POWER (Social sciences) , *RESEARCH funding , *DYNAMICS , *KINEMATICS , *EXERCISE intensity , *DESCRIPTIVE statistics , *RESISTANCE training , *MUSCLE strength , *STRENGTH training , *BODY movement , *COMPARATIVE studies , *MUSCLE contraction - Abstract
The purpose of this study was to explore acute kinetic and kinematic responses to combined accentuated eccentric loading and rest redistribution (AEL + RR). Resistance-trained men (n = 12,25.6 ± 4.4 years, 1.77 ± 0.06 m, and 81.7 ± 11.4 kg) completed a back squat (BS) 1 repetition maximum (1RM) and weight releaser familiarization session. Three BS exercise conditions (sets x repetitions x eccentric/concentric loading) consisted of (a) 3 x (5 x 2) x 110/60% (AEL + RR 5), (b) 3 x (2 x 5) x 110/60% (AEL + RR 2), and (c) 3 x 10 x 60/60% 1RM (traditional sets [TS]). Weight releasers (50% 1RM) were attached to every first repetition of each cluster set (every first, third, fifth, seventh, and ninth repetition in AEL + RR 5 and every first and sixth repetition in AEL + RR 2). The AEL + RR 5 resulted in significantly (p < 0.05) greater concentric peak velocity (PV) (1.18 ± 0.17 m⋅s-1) and peak power (PP) (2,304 ± 499 W) compared with AEL + RR 2 (1.11 ± 0.19 m⋅s-1 and 2,148 ± 512 W) and TS (1.10 ± 0.14 m⋅s-1 and 2,079 ± 388 W). Furthermore, AEL + RR 5 resulted in significantly greater PV and PP across all 10 repetitions compared with TS. Although AEL + RR 5 resulted in significantly greater concentric mean force (MF) (1,706 ± 224 N) compared with AEL + RR 2 (1,697 ± 209 N) and TS (1,685 ± 211 N), no condition by set or repetition interactions existed. In conclusion, AEL + RR 5 increases PV and PP but has little effect on MF. Coaches might consider prescribing AEL + RR 5 to increase especially peak aspects of velocity and power outcomes. [ABSTRACT FROM AUTHOR]
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- 2024
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4. Acute Kinetic and Kinematic Responses to Rest Redistribution With Heavier Loads in Resistance-Trained Men
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Sungwon Chae, Chris A. Bailey, David W. Hill, Shawn M. McMullen, Spencer A. Moses, and Jakob L. Vingren
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Physical Therapy, Sports Therapy and Rehabilitation ,Orthopedics and Sports Medicine ,General Medicine - Published
- 2022
5. Acute Physiological and Perceptual Responses to Rest Redistribution With Heavier Loads in Resistance-Trained Men
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Sungwon Chae, David W. Hill, Chris A. Bailey, Spencer A. Moses, Shawn M. McMullen, and Jakob L. Vingren
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Physical Therapy, Sports Therapy and Rehabilitation ,Orthopedics and Sports Medicine ,General Medicine - Abstract
Chae, S, Hill, DW, Bailey, CA, Moses, SA, McMullen, SM, and Vingren, JL. Acute physiological and perceptual responses to rest redistribution with heavier loads in resistance-trained men. J Strength Cond Res XX(X): 000-000, 2022-The purpose of this study was to explore the effect of rest redistribution with heavier loads (RR + L) on physiological and perceptual responses in resistance-trained men. Eight men who had back squat (BS) 1 repetition maximum (1RM) to body mass ratio; 1.8 ± 0.2 completed 2 BS exercise sessions in a counterbalanced and a randomized order; RR + L: 4 sets of (2 × 5) repetitions with 90-second interset rest and 30-second intraset rest using 75% BS 1RM and traditional sets (TS): 4 sets of 10 repetitions with 120-second interset rest using 70% BS 1RM. Blood samples were collected before exercise, immediately post exercise, and 5, 15, and 30 minutes post exercise for the analysis of growth hormone (GH), total testosterone (TT), cortisol (C), and blood lactate (BL), whereas rating of perceived exertion (RPE) and heart rate (HR) were measured immediately after each set of the BS exercise. While neither main effect of condition nor interaction existed, there was a significant (p0.05) main effect of time point (and set) for GH, TT, C, BL, RPE, and HR. Volume load was greater for RR + L compared with TS (4,074.9 ± 786.7 kg vs. 3,796.3 ± 714.8 kg). In conclusion, RR + L increases volume load by approximately 7% but does not seem to influence GH (g = -0.15), TT (g = -0.09), BL (g = -0.22), RPE (g = 0.14), and HR (g = -0.08) responses. Practitioners may consider using RR + L to increase volume load without increasing acute fatigue responses.
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- 2022
6. Acute Physiological and Perceptual Responses to Rest Redistribution With Heavier Loads in Resistance-Trained Men.
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Sungwon Chae, Hill, David W., Bailey, Chris A., Moses, Spencer A., McMullen, Shawn M., and Vingren, Jakob L.
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BLOOD testing , *RESISTANCE training , *CARDIOVASCULAR system physiology , *EXERCISE physiology , *MEN , *RELAXATION for health , *PRE-tests & post-tests , *RANDOMIZED controlled trials , *EXERCISE intensity , *BODY movement , *EXERCISE , *HEART beat , *RESEARCH funding , *STATISTICAL sampling - Abstract
The purpose of this study was to explore the effect of rest redistribution with heavier loads (RR + L) on physiological and perceptual responses in resistance- trained men. Eight men who had back squat (BS) 1 repetition maximum (1RM) to body mass ratio; 1.8 ± 0.2 completed 2 BS exercise sessions in a counterbalanced and a randomized order; RR + L: 4 sets of (2 x 5) repetitions with 90-second interset rest and 30-second intraset rest using 75% BS 1RM and traditional sets (TS): 4 sets of 10 repetitions with 120-second interset rest using 70% BS 1RM. Blood samples were collected before exercise, immediately post exercise, and 5, 15, and 30 minutes post exercise for the analysis of growth hormone (GH), total testosterone (T7), cortisol (C), and blood lactate (BL), whereas rating of perceived exertion (RPE) and heart rate (HR) were measured immediately after each set of the BS exercise. While neither main effect of condition nor interaction existed, there was a significant (p < 0.05) main effect of time point (and set) for GH, TT, C, BL, RPE, and HR. Volume load was greater for RR + L compared with TS (4,074.9 ± 786.7 kg vs. 3,796.3 ± 714.8 kg). In conclusion, RR + L increases volume load by approximately 7% but does not seem to influence GH (g = —0.15), TT (g = —0.09), BL (g = —0.22), RPE (g = 0.14), and HR g = —0.08) responses. Practitioners may consider using RR + L to increase volume load without increasing acute fatigue responses. [ABSTRACT FROM AUTHOR]
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- 2023
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- View/download PDF
7. Acute Kinetic and Kinematic Responses to Rest Redistribution With Heavier Loads in Resistance-Trained Men.
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Sungwon Chae, Bailey, Chris A., Hill, David W., McMullen, Shawn M., Moses, Spencer A., and Vingren, Jakob L.
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RESISTANCE training , *MEN'S health , *EXERCISE physiology , *REGRESSION analysis , *MUSCLE fatigue , *DYNAMICS , *COOLDOWN , *COMPARATIVE studies , *EXERCISE intensity , *BODY movement , *TRANSDUCERS , *KINEMATICS - Abstract
The purpose of this study was to examine mechanical responses to rest redistribution with heavier loads (RR + L) in resistance-trained men. Eight men (23.0 ± 4.8 years, 1.76 ±0.06 m, 78.5 6 8.6 kg, back squat [BS] one-repetition maximum [1RM] of 138.7± 27.9 kg) completed 2 BS exercise sessions in a counterbalanced and a randomized order; RR + L: 4 sets of (2 3 5) repetitions with 90-second interset rest and 30-second intraset rest using 75% BS 1RM and traditional sets (TS): 4 sets of 10 repetitions with 120-second interset rest using 70% BS 1RM. During the concentric phase, mean force ( x̅F), velocity ( x̅V), and power ( x̅P) were collected for each repetition using a linear position transducer and analyzed the first 3 sets. Compared with TS, RR + L resulted in significantly greater x̅F (1820 ± 260 N vs. 1753 ± 248 N; p < 0.001; g = 0.25) and lower x̅V (0.47 ± 0.07 m·s-1 vs. 0.50 ± 0.09 m·s-1 ; p = 0.005; g = -0.35). However, no significant difference in x̅P (836±165 W vs. 871 ± 197 W; p = 0.082; g = -0.18) was found between RR + L and TS. In conclusion, the lack of difference in x̅P might be the result of the combination of greater x̅F and lower x̅V for RR + L compared with TS. Therefore, practitioners may consider using RR + L to augment x̅F without compromising x̅P and increasing total rest time. However, given the approximate 4% difference in x̅F, the effect of RR + L training on chronic strength adaptation is expected to be small. [ABSTRACT FROM AUTHOR]
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- 2023
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8. Effect of Previous-Day Alcohol Ingestion on Muscle Function and Performance of Severe-Intensity Exercise
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Jonathan L. Nicholson, Alex G Shaw, David W. Hill, Jakob L. Vingren, Danielle E. Levitt, and Sungwon Chae
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0301 basic medicine ,medicine.medical_specialty ,Evening ,Alcohol Drinking ,Physical Therapy, Sports Therapy and Rehabilitation ,Isometric exercise ,Physical strength ,Biceps ,03 medical and health sciences ,Vertical jump ,Eating ,0302 clinical medicine ,Medicine ,Humans ,Orthopedics and Sports Medicine ,Muscle Strength ,Muscle, Skeletal ,Exercise ,Morning ,biology ,business.industry ,Athletes ,030229 sport sciences ,biology.organism_classification ,030104 developmental biology ,Physical therapy ,Exercise Test ,business ,Anaerobic exercise - Abstract
Purpose: Many athletes report consuming alcohol the day before their event, which might negatively affect their performance. However, the effects of previous-day alcohol ingestion on performance are equivocal, in part, due to no standardization of alcohol dose in previous studies. The purpose of this study was to examine the impact of a standardized previous-day alcohol dose and its corresponding impact on morning-after muscular strength, muscular power, and muscular fatigue in a short-duration test and on performance of severe-intensity exercise. Methods: On 2 occasions, 12 recreationally active individuals reported to the Applied Physiology Laboratory in the evening and ingested a beverage containing either 1.09 g ethanol·kg−1 fat-free body mass (ALC condition) or water (PLA condition). The following morning, they completed a hangover symptom questionnaire, vertical jumps, isometric midthigh pulls, biceps curls, and a constant-power cycle ergometer test to exhaustion. The responses from ALC and PLA were compared using paired-means t tests. Results: Time to exhaustion in the cycle ergometer tests was less (P = .03) in the ALC condition (181 [39] s vs 203 [34] s; –11%, Cohen d = 0.61). There was no difference in performance in vertical jump test, isometric midthigh pulls, and biceps curls tests between the ALC and PLA conditions. Conclusions: Previous-day alcohol consumption significantly reduces morning-after performance of severe-intensity exercise. Practitioners should educate their athletes, especially those whose events rely on anaerobic capacity and/or a rapid response of the aerobic pathways, of the adverse effect of previous-day alcohol consumption on performance.
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- 2020
9. Cytokine Response to Traditional and Cluster Sets in Resistance-trained Women
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Spencer A. Moses, Sungwon Chae, Jonathan M. Oliver, Felipe Cassaro Vechin, James C. Boyett, Margaret T. Jones, Jennifer B. Fields, Jonathan L. Nicholson, and Jakob L. Vingren
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Resistance (ecology) ,Immunology ,Physical Therapy, Sports Therapy and Rehabilitation ,Orthopedics and Sports Medicine ,Biology ,Disease cluster ,Cytokine response - Published
- 2019
10. Epithelial Cell IκB-Kinase β Has an Important Protective Role in Clostridium difficile Toxin A-Induced Mucosal Injury
- Author
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Sungwon Chae, Lars Eckmann, Michael Karin, Yukiko Miyamoto, Martin F. Kagnoff, and Charalabos Pothoulakis
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Bacterial Toxins ,Immunology ,Clostridium difficile toxin A ,Apoptosis ,Mice, Transgenic ,IκB kinase ,Biology ,Microbiology ,Proinflammatory cytokine ,Enterotoxins ,Mice ,Ileum ,medicine ,Animals ,Immunology and Allergy ,Secretion ,Intestinal Mucosa ,Colitis ,Mice, Knockout ,Clostridioides difficile ,NF-kappa B ,Pseudomembranous colitis ,Clostridium difficile ,medicine.disease ,Intestinal epithelium ,Body Fluids ,I-kappa B Kinase ,Up-Regulation ,Enzyme Activation ,Mice, Inbred C57BL ,Bacterial Translocation ,Inflammation Mediators ,Apoptosis Regulatory Proteins - Abstract
Toxin A released by Clostridium difficile interacts with the single layer of intestinal epithelial cells that lines the host’s intestinal tract and leads to mucosal damage and inflammation that manifests clinically as antibiotic-associated diarrhea and pseudomembranous colitis. Activation of the transcription factor NF-κB in intestinal epithelial cells is important for regulating the expression of epithelial cell proinflammatory genes and cell survival. However, the role of NF-κB activation in the pathogenesis of C. difficile toxin A-induced colitis is unknown. To determine the functional importance in vivo of NF-κB activation in intestinal epithelium in the pathogenesis of C. difficile-induced colitis, we used mutant mice that do not activate the classical NF-κB signaling pathway in intestinal epithelial cells due to a conditional deficiency in those cells of the IκB-kinase β (IKKβ) subunit of IKK. C. difficile toxin A challenge of intestinal loops in intestinal epithelial cell IKKβ-deficient mice induced a rapid and significant increase in intestinal epithelial apoptosis compared with littermate controls. This was accompanied by a significant increase in acute mucosal inflammation, mucosal injury, luminal fluid secretion, and bacterial translocation. We conclude that activation of intestinal epithelial cell NF-κB by toxin A plays an important host mucosal protective role after C. difficile toxin A exposure that is mediated, at least in part, through promoting epithelial cell survival by abrogating epithelial cell apoptosis.
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- 2006
11. IκB-kinaseβ-dependent NF-κB activation provides radioprotection to the intestinal epithelium
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Sylvie Robine, Martin F. Kagnoff, Gennett M. Myhre, Florian R. Greten, Laurence J. Egan, Michael Karin, Sungwon Chae, Zhi-Wei Li, and Lars Eckmann
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Multidisciplinary ,Lipopolysaccharide ,IκB kinase ,Biology ,NFKB1 ,Intestinal epithelium ,Epithelium ,chemistry.chemical_compound ,medicine.anatomical_structure ,Intestinal mucosa ,chemistry ,Apoptosis ,In vivo ,Cancer research ,medicine - Abstract
Acute injury to the intestinal mucosa is a major dose-limiting complication of abdominal radiation therapy. We studied the role of the transcription factor NF-κB in protection against radiation-induced apoptosis in the intestinal epithelium in vivo . We use mice in which NF-κB signaling through IκB-kinase (IKK)-β is selectively ablated in intestinal epithelial cells to show that failure to activate epithelial cell NF-κB in vivo results in a significant increase in radiation-induced epithelial cell apoptosis. Furthermore, bacterial lipopolysaccharide, which is normally a radioprotective agent, is radiosensitizing in IKKβ-deficient intestinal epithelial cells. Increased apoptosis in IKKβ-deficient intestinal epithelial cells was accompanied by increased expression and activation of the tumor suppressor p53 and decreased expression of antiapoptotic Bcl-2 family proteins. These results demonstrate the physiological importance of the NF-κB system in protection against radiation-induced death in the intestinal epithelium in vivo and identify IKKβ as a key molecular target for radioprotection in the intestine. Selective preactivation of NF-κB through IKKβ in intestinal epithelial cells could provide a therapeutic modality that allows higher doses of radiation to be tolerated during cancer radiotherapy.
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- 2004
12. The prevalence of hearing loss in South Korea: data from a population-based study
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Hyung J, Jun, Soon Y, Hwang, Soo H, Lee, Ji E, Lee, Jae-Jun, Song, and Sungwon, Chae
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Adult ,Aged, 80 and over ,Male ,Adolescent ,Middle Aged ,Risk Assessment ,Young Adult ,Age Distribution ,Cross-Sectional Studies ,Hearing ,Risk Factors ,Population Surveillance ,Republic of Korea ,Prevalence ,Audiometry, Pure-Tone ,Humans ,Female ,Sex Distribution ,Child ,Hearing Loss ,Aged ,Retrospective Studies - Abstract
In the present study, we aimed to determine the prevalence of hearing loss in the South Korean population and to understand the correlation between aging, sex, and hearing loss prevalence through the analysis of data collected from the Korea National Health and Nutrition Examination Survey (KNHANES).Cross-sectional epidemiological study.The KNHANES is an ongoing population study that started in 1998. Examinations to detect diseases of the ear, nose, and throat, including audiological testing and otologic examinations, have been conducted since 2010. We included a total of 18,650 participants in the KNHANES, from 2010 to 2012, in the present study. Pure-tone audiometric testing was conducted in participants aged ≥ 12 years. The frequencies tested were 0.5, 1, 2, 3, 4, and 6 kHz.The prevalence of hearing loss in speech-relevant frequencies in the South Korean population was 9.31% for unilateral hearing loss and 13.42% for bilateral hearing loss. The overall hearing loss (unilateral or bilateral) was 22.73%. Male and older participants were more often affected by hearing loss than female and younger participants. High-frequency hearing loss appeared earlier than hearing loss at speech-relevant frequencies, and unilateral hearing loss showed a weaker correlation with aging than bilateral hearing loss.The prevalence of hearing loss in South Korea was higher in men and older participants according to the data collected from the KNHANES. The patterns of hearing loss differed between hearing loss at speech-relevant frequencies and at high frequencies.
- Published
- 2014
13. IkappaB-kinasebeta-dependent NF-kappaB activation provides radioprotection to the intestinal epithelium
- Author
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Laurence J, Egan, Lars, Eckmann, Florian R, Greten, Sungwon, Chae, Zhi-Wei, Li, Gennett M, Myhre, Sylvie, Robine, Michael, Karin, and Martin F, Kagnoff
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Lipopolysaccharides ,Mice ,Radiation Protection ,Reverse Transcriptase Polymerase Chain Reaction ,Radiation, Ionizing ,NF-kappa B ,Animals ,Intestinal Mucosa ,Protein Serine-Threonine Kinases ,Biological Sciences ,I-kappa B Kinase - Abstract
Acute injury to the intestinal mucosa is a major dose-limiting complication of abdominal radiation therapy. We studied the role of the transcription factor NF-kappaB in protection against radiation-induced apoptosis in the intestinal epithelium in vivo. We use mice in which NF-kappaB signaling through IkappaB-kinase (IKK)-beta is selectively ablated in intestinal epithelial cells to show that failure to activate epithelial cell NF-kappaB in vivo results in a significant increase in radiation-induced epithelial cell apoptosis. Furthermore, bacterial lipopolysaccharide, which is normally a radioprotective agent, is radiosensitizing in IKKbeta-deficient intestinal epithelial cells. Increased apoptosis in IKKbeta-deficient intestinal epithelial cells was accompanied by increased expression and activation of the tumor suppressor p53 and decreased expression of antiapoptotic Bcl-2 family proteins. These results demonstrate the physiological importance of the NF-kappaB system in protection against radiation-induced death in the intestinal epithelium in vivo and identify IKKbeta as a key molecular target for radioprotection in the intestine. Selective preactivation of NF-kappaB through IKKbeta in intestinal epithelial cells could provide a therapeutic modality that allows higher doses of radiation to be tolerated during cancer radiotherapy.
- Published
- 2004
14. Comparative Study of In situ Hybridization and Immunohistochemistry for the Detection of Porcine Circovirus 2 in Formalin-Fixed, Paraffin-Embedded Tissues.
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Duyeol Kim, Yooncheol Ha, Yong-Hoon Lee, Sungwon Chae, Kichan Lee, Kiwon Han, Junghyun Kim, Ju-Ho Lee, Sung-Hoon Kim, Kyu-Kye Hwang, and Chanhee Chae
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COMPARATIVE studies ,SWINE infections ,DIAGNOSTIC use of in-situ hybridization ,DIAGNOSTIC immunohistochemistry ,LYMPH node diseases ,SENSITIVITY analysis ,VIRUS identification ,SWINE diseases ,TISSUE analysis ,VETERINARY virology - Abstract
The article presents a study which compares in situ hybridization and immunohistochemistry for detecting porcine circovirus 2 (PCV2) in formalin-fixed and paraffin embedded lymph node tissues. It states that the study used methodologies that were approved by Seoul National University's Institutional Animal Care and Use Committee including the collection and analyses of superficial inguinal lymph nodes from an experimentally PCV1-infected pig and of formalin-fixed, paraffin-embedded tissues from 20 pigs that were naturally infected with postweaning multisystemic wasting syndrome (PMWS). Results show that in situ hybridization is more sensitive than immunohistochemistry in terms of porcine circovirus 2's detection in lymph node tissues.
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- 2009
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15. A Serological Survey of Canine Respiratory Coronavirns and Canine Influenza Virus in Korean Dogs.
- Author
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Dong-Jun AN, Hye-Young JEOUNG, Wooseog JEONG, Sungwon CHAE, Dae-Sub SONG, Jin-Sik OH, and Bong-Kyun PARK
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CORONAVIRUSES ,INFLUENZA viruses ,IMMUNOGLOBULINS ,VIRUSES ,DOGS - Abstract
The article presents a study which examined the relationship between canine respiratory coronavirus (CRCoV), a causative agent of canine infectious respiratory disease (CIRD), and canine influenza virus (CIV) seropositivity in Korean dogs. Serum antibodies for both CRCoV and CIV were found in six of the 483 dogs sampled which indicated that these viruses are present in Korean dogs. It is concluded that co-infection with CIV may worsen respiratory clinical signs and may cause more severe canine tracheobronchitis.
- Published
- 2010
- Full Text
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