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Articles 241 - 270 of 338
Full-Text Articles in Physiology
Estrogen Receptor Alpha (Esr1)-Dependent Regulation Of The Mouse Oviductal Transcriptome, Katheryn L. Cerny, Rosanne A. C. Ribeiro, Myoungkun Jeoung, Chemyong Ko, Phillip J. Bridges
Estrogen Receptor Alpha (Esr1)-Dependent Regulation Of The Mouse Oviductal Transcriptome, Katheryn L. Cerny, Rosanne A. C. Ribeiro, Myoungkun Jeoung, Chemyong Ko, Phillip J. Bridges
Animal and Food Sciences Faculty Publications
Estrogen receptor-α (ESR1) is an important transcriptional regulator in the mammalian oviduct, however ESR1-dependent regulation of the transcriptome of this organ is not well defined, especially at the genomic level. The objective of this study was therefore to investigate estradiol- and ESR1-dependent regulation of the transcriptome of the oviduct using transgenic mice, both with (ESR1KO) and without (wild-type, WT) a global deletion of ESR1. Oviducts were collected from ESR1KO and WT littermates at 23 days of age, or ESR1KO and WT mice were treated with 5 IU PMSG to stimulate follicular development and the production of ovarian estradiol, and the …
Utilization Of An Anti-Gravity Treadmill In A Physical Activity Program With Female Breast Cancer Survivors: A Pilot Study, Ciaran M. Fairman, Kristina L. Kendall, Brandonn S. Harris, Kenneth J. Crandall, Jim Mcmillan
Utilization Of An Anti-Gravity Treadmill In A Physical Activity Program With Female Breast Cancer Survivors: A Pilot Study, Ciaran M. Fairman, Kristina L. Kendall, Brandonn S. Harris, Kenneth J. Crandall, Jim Mcmillan
International Journal of Exercise Science
International Journal of Exercise Science 9(1): 101- 109, 2016. Breast Cancer survivors can experience a myriad of physical and psychological benefits as a result of regular exercise. This study aimed to build on previous research using lower impact exercise programs by using an anti-gravity (Alter-G®) treadmill to administer cardiovascular training. The purpose of this study was to determine the effectiveness a physical activity program, including an Alter-G® treadmill, for improving physiological and psychosocial measures in female breast cancer survivors. A 14-week intervention using an AB-AB study design was employed. Six female breast cancer survivors were recruited to participate in the …
The Effect Of Cardiowaves Interval Training On Resting Blood Pressure, Resting Heart Rate, And Mind-Body Wellness, Camilla M. Nielson, Barbara D. Lockhart, Ronald L. Hager, James D. George, Dennis L. Eggett, Patrick R. Steffen, Ulrike H. Mitchell, Bruce W. Bailey
The Effect Of Cardiowaves Interval Training On Resting Blood Pressure, Resting Heart Rate, And Mind-Body Wellness, Camilla M. Nielson, Barbara D. Lockhart, Ronald L. Hager, James D. George, Dennis L. Eggett, Patrick R. Steffen, Ulrike H. Mitchell, Bruce W. Bailey
International Journal of Exercise Science
International Journal of Exercise Science 9(1): 89-100, 2016. An experimental study to examine the effects of CardioWaves interval training (CWIT) and continuous training (CT) on resting blood pressure, resting heart rate, and mind-body wellness. Fifty-two normotensive (blood pressure <120/80 mmHg), pre-hypertensive (120–139/80–89 mmHg), and hypertensive (>140/90 mmHg) participants were randomly assigned and equally divided between the CWIT and CT groups. Both groups participated in the assigned exercise protocol 30 minutes per day, four days per week for eight weeks. Resting blood pressure, resting heart rate, and mind-body wellness were measured pre- and post-intervention. A total of 47 participants (15 females and 32 males) were included in the …120/80>
Oxygen Consumption And Substrate Utilization During And After Resistance Exercises Performed With Different Muscle Mass, Paulo Farinatti, Antonio G. Castinheiras Neto, Paulo Rs Amorim
Oxygen Consumption And Substrate Utilization During And After Resistance Exercises Performed With Different Muscle Mass, Paulo Farinatti, Antonio G. Castinheiras Neto, Paulo Rs Amorim
International Journal of Exercise Science
International Journal of Exercise Science 9(1): 77-88, 2016. This study investigated the energy expenditure (EE) and substrate utilization reflected by the respiratory-exchange ratio (RER) during and after resistance exercises performed with different muscle mass. Ten male volunteers (mean±SD; 26±4yr, 179±6cm, 77±8kg) performed multiple sets of the horizontal leg press (LP) and chest fly (CF) (5 sets of 10 repetitions with 15 repetition-maximum, 1-minute between-set intervals) in a counterbalanced design. Oxygen uptake and carbon dioxide production were measured during 40 minutes of resting; resistance exercise protocols (sets and intervals); 90 minutes of post-exercise recovery. Total fat and carbohydrate oxidation rates were …
Energy Expenditure And Enjoyment Of Active Television Viewing, Lori A. Portzer, Renee J. Rogers, Bethany Barone Gibbs, Andrea L. Hergenroeder, Amy D. Rickman, John M. Jakicic
Energy Expenditure And Enjoyment Of Active Television Viewing, Lori A. Portzer, Renee J. Rogers, Bethany Barone Gibbs, Andrea L. Hergenroeder, Amy D. Rickman, John M. Jakicic
International Journal of Exercise Science
International Journal of Exercise Science 9(1): 64-76, 2016. This study examined energy expenditure and enjoyment during sedentary television viewing (SED-TV), stepping in place during television commercials (COMM-TV), and physical activity prompted by common character phrases/mannerisms within a television program (PA-TV). Adults (N=38, age: 27.0±8.0 years, BMI: 25.4±4.2 kg/m2) completed three 30-minute sessions in random order: SED-TV, COMM-TV, and PA-TV. Energy expenditure and heart rate were assessed during each session. Enjoyment was assessed after the initial experimental session and at completion of the study. Energy expenditure was greater in the active versus sedentary sessions (COMM-TV vs SED-TV: difference = 32.7±1.9 kcal, …
The Relationship Between Aerobic Capacity And Bone Health In Young Women, Brittany R. Masteller, Curt B. Dixon, Eric S. Rawson, Joseph L. Andreacci
The Relationship Between Aerobic Capacity And Bone Health In Young Women, Brittany R. Masteller, Curt B. Dixon, Eric S. Rawson, Joseph L. Andreacci
International Journal of Exercise Science
International Journal of Exercise Science 9(1): 56-63, 2016. The purpose of the present investigation was to examine the relationship between maximal oxygen consumption (VO2max) and bone health in young women. Eighty-three participants (age=21.0±2.2 years; BMI=22.4±3.0 kg/m2) reported for testing on two occasions separated by 48 hours. During visit 1 body composition assessment via dual-energy X-ray absorptiometry (DXA) and during visit 2, a VO2max test performed on a motorized treadmill. Weak correlations were found between absolute VO2max (L/min) and whole-body bone mineral density (WB-BMD: r=0.24, p=0.031) and whole-body bone mineral content (WB-BMC: …
Validation Of Self-Reported Anthropometrics In Female College Freshmen, Ryan J. Leone, Amy Morgan, Mary-Jon Ludy
Validation Of Self-Reported Anthropometrics In Female College Freshmen, Ryan J. Leone, Amy Morgan, Mary-Jon Ludy
International Journal of Exercise Science
International Journal of Exercise Science 9(1): 47-55, 2016. Most investigations concerning the validity of self-reported anthropometrics focus on weight, height, and body mass index. This study extends those investigations by exploring the impact of self-reporting bias on the disease risk indicators of waist circumference and body fat percentage. Female college freshmen (n=128) self-reported weight and height, then underwent measurements for weight, height, waist circumference, and body fat percentage. Self-reporting bias was defined as self-reported minus directly-assessed anthropometric value. Despite no differences in self-reported versus directly-assessed weight or height for the total group, students with high waist circumference and excess fat …
Leukocyte Subset Changes In Response To A 164-Km Road Cycle Ride In A Hot Environment, Hui Ying Luk, Amy L. Mckenzie, Anthony A. Duplanty, Ronald G. Budnar, Danielle Levitt, Alex Fernandez, Elaine C. Lee, Lawrence E. Armstrong, Jakob L. Vingren
Leukocyte Subset Changes In Response To A 164-Km Road Cycle Ride In A Hot Environment, Hui Ying Luk, Amy L. Mckenzie, Anthony A. Duplanty, Ronald G. Budnar, Danielle Levitt, Alex Fernandez, Elaine C. Lee, Lawrence E. Armstrong, Jakob L. Vingren
International Journal of Exercise Science
International Journal of Exercise Science 9(1): 34-46, 2016. The purpose of this observational study was to determine the circulating leukocyte subset response to completing the 2013 Hotter’N Hell Hundred recreational 164-km road cycle event in a hot and humid environmental condition. Twenty-eight men and four women were included in this study. Whole blood samples were obtained 1-2 hours before (PRE) and immediately after (POST) the event. Electronic sizing/sorting and cytometry were used to determine complete blood counts (CBC) including neutrophil, monocyte, and lymphocyte subsets. The concentration of circulating total leukocytes (103·µL-1) increased 134% from PRE to …
An Analysis Of The Medical Costs Of Obesity For Fifth Graders In California And Texas, Danielle E. Levitt, Allen W. Jackson, James R. Morrow Jr.
An Analysis Of The Medical Costs Of Obesity For Fifth Graders In California And Texas, Danielle E. Levitt, Allen W. Jackson, James R. Morrow Jr.
International Journal of Exercise Science
International Journal of Exercise Science 9(1): 26-33, 2016. The prevalence of childhood obesity in the United States increased more than three-fold from 1976 – 1980 to 2007 – 2008. The Presidential Youth Fitness Program’s FitnessGram® is the current method recommended by the President’s Council on Fitness, Sports & Nutrition for assessing health-related fitness factors, including body composition. FitnessGram® data from California and Texas, the two most populous states, over a three-year time span indicate that more than one-third of fifth grade students, typically ten-year-olds, are obese. Previous studies report that an obese ten-year-old child who remains obese into adulthood will …
Comparison Of Affect And Cardiorespiratory Training Responses Between Structured Gym Activities And Traditional Aerobic Exercise In Children, David A. White, Scott David Rothenberger, Laura A. Hunt, Fredric L. Goss
Comparison Of Affect And Cardiorespiratory Training Responses Between Structured Gym Activities And Traditional Aerobic Exercise In Children, David A. White, Scott David Rothenberger, Laura A. Hunt, Fredric L. Goss
International Journal of Exercise Science
International Journal of Exercise Science 9(1): 16-25, 2016. Physical activities (PA) that are pleasurable are likely to be repeated. Structured gym activities (SGA) are defined as dodging, chasing, and fleeing games. Traditional aerobic exercises (TAE) are defined as treadmill, cycle ergometer, and elliptical exercise. The purpose of this investigation was to compare affect and cardiorespiratory training responses between SGA and TAE in children. Thirty-two participants (9.3±0.2) were randomized to either the SGA or TAE group. Exercise training was seven weeks, with two sessions per week, for 35 minutes per session. Affect was measured by the (+5 (pleasurable) to -5 (displeasurable)) …
Effects Of A Supportive Audience On A Handgrip Squeezing Task In Adults, Brianna N. Leitzelar, Selen Razon, Umit Tokac, Shannon Dieringer, Cindy Book, Lawrence A. Judge
Effects Of A Supportive Audience On A Handgrip Squeezing Task In Adults, Brianna N. Leitzelar, Selen Razon, Umit Tokac, Shannon Dieringer, Cindy Book, Lawrence A. Judge
International Journal of Exercise Science
International Journal of Exercise Science 9(1): 4-15, 2016. The role of social facilitation by way of audience effect in select exercise-related variables during an isometric handgrip task was assessed using a mixed design. Fifty three moderately active participants (Mage= 21.76 + 5.27) were recruited from the Midwestern United States. Participants were randomly assigned to one of two groups: supportive audience or control. Audience members provided positive verbal encouragement to participants in the experimental condition throughout the task performance. Participants in the control group performed the task in the absence of an audience and did not receive any …
2015 International Journal Of Exercise Science Reviewer List
2015 International Journal Of Exercise Science Reviewer List
International Journal of Exercise Science
International Journal of Exercise Science 9(1) : 1-3, 2016.
Supernormal Conduction And Suppression Of Spatially Discordant Alternans Of Cardiac Action Potentials, Linyuan Jing, Anuj Agarwal, Abhijit R. Patwardhan
Supernormal Conduction And Suppression Of Spatially Discordant Alternans Of Cardiac Action Potentials, Linyuan Jing, Anuj Agarwal, Abhijit R. Patwardhan
Biomedical Engineering Faculty Publications
Spatially discordant alternans (DA) of action potential durations (APD) is thought to be more pro-arrhythmic than concordant alternans. Super normal conduction (SNC) has been reported to suppress formation of DA. An increase in conduction velocity (CV) as activation rate increases, i.e., a negative CV restitution, is widely considered as hallmark of SNC. Our aim in this study is to show that it is not an increase in CV for faster rates that prevents formation of DA, rather, it is the ratio of the CV for the short relative to the long activation that is critical in DA suppression. To illustrate …
Serum Amyloid A Impairs The Antiinflammatory Properties Of Hdl, Chang Yeop Han, Chongren Tang, Myriam E. Guevara, Hao Wei, Tomasz Wietecha, Baohai Shao, Savitha Subramanian, Mohamed Omer, Shari Wang, Kevin D. O'Brien, Santica M. Marcovina, Thomas N. Wight, Tomas Vaisar, Maria C. De Beer, Frederick C. De Beer, William R. Osborne, Keith B. Elkon, Alan Chait
Serum Amyloid A Impairs The Antiinflammatory Properties Of Hdl, Chang Yeop Han, Chongren Tang, Myriam E. Guevara, Hao Wei, Tomasz Wietecha, Baohai Shao, Savitha Subramanian, Mohamed Omer, Shari Wang, Kevin D. O'Brien, Santica M. Marcovina, Thomas N. Wight, Tomas Vaisar, Maria C. De Beer, Frederick C. De Beer, William R. Osborne, Keith B. Elkon, Alan Chait
Physiology Faculty Publications
HDL from healthy humans and lean mice inhibits palmitate-induced adipocyte inflammation; however, the effect of the inflammatory state on the functional properties of HDL on adipocytes is unknown. Here, we found that HDL from mice injected with AgNO3 fails to inhibit palmitate-induced inflammation and reduces cholesterol efflux from 3T3-L1 adipocytes. Moreover, HDL isolated from obese mice with moderate inflammation and humans with systemic lupus erythematosus had similar effects. Since serum amyloid A (SAA) concentrations in HDL increase with inflammation, we investigated whether elevated SAA is a causal factor in HDL dysfunction. HDL from AgNO3-injected mice lacking Saa1.1 …
Treatment Of Men For “Low Testosterone”: A Systematic Review, Samantha Huo, Anthony R. Scialli, Sean Mcgarvey, Elizabeth Hill, Buğra Tügertimur, Alycia Hogenmiller, Alessandra I. Hirsch, Adriane Fugh-Berman
Treatment Of Men For “Low Testosterone”: A Systematic Review, Samantha Huo, Anthony R. Scialli, Sean Mcgarvey, Elizabeth Hill, Buğra Tügertimur, Alycia Hogenmiller, Alessandra I. Hirsch, Adriane Fugh-Berman
Pharmacology and Physiology Faculty Publications
Testosterone products are recommended by some prescribers in response to a diagnosis or presumption of “low testosterone” (low-T) for cardiovascular health, sexual function, muscle weakness or wasting, mood and behavior, and cognition. We performed a systematic review of 156 eligible randomized controlled trials in which testosterone was compared to placebo for one or more of these conditions. We included studies in bibliographic databases between January 1, 1950 and April 9, 2016, and excluded studies involving bodybuilding, contraceptive effectiveness, or treatment of any condition in women or children. Studies with multiple relevant endpoints were included in all relevant tables. Testosterone supplementation …
Brain Responses To Biological Motion Predict Treatment Outcome In Young Children With Autism, D. Yang, Kevin Pelphrey, D. Sukholdolsky, M. Crowley, E. Dayan, +6 Additional Authors
Brain Responses To Biological Motion Predict Treatment Outcome In Young Children With Autism, D. Yang, Kevin Pelphrey, D. Sukholdolsky, M. Crowley, E. Dayan, +6 Additional Authors
Pharmacology and Physiology Faculty Publications
Autism spectrum disorders (ASDs) are common yet complex neurodevelopmental disorders, characterized by social, communication and behavioral deficits. Behavioral interventions have shown favorable results—however, the promise of precision medicine in ASD is hampered by a lack of sensitive, objective neurobiological markers (neurobiomarkers) to identify subgroups of young children likely to respond to specific treatments. Such neurobiomarkers are essential because early childhood provides a sensitive window of opportunity for intervention, while unsuccessful intervention is costly to children, families and society. In young children with ASD, we show that functional magnetic resonance imaging-based stratification neurobiomarkers accurately predict responses to an evidence-based behavioral treatment—pivotal …
Sensory Hypo-Excitability In A Rat Model Of Fetal Development In Fragile X Syndrome, Julia Berzhanskaya, Marnie Phillips, Jing Shen, Matthew Colonnese
Sensory Hypo-Excitability In A Rat Model Of Fetal Development In Fragile X Syndrome, Julia Berzhanskaya, Marnie Phillips, Jing Shen, Matthew Colonnese
Pharmacology and Physiology Faculty Publications
Fragile X syndrome (FXS) is characterized by sensory hyper-sensitivity, and animal models suggest that neuronal hyper-excitability contributes to this phenotype. To understand how sensory dysfunction develops in FXS, we used the rat model (FMR-KO) to quantify the maturation of cortical visual responses from the onset of responsiveness prior to eye-opening, through age equivalents of human juveniles. Rather than hyper-excitability, visual responses before eye-opening had reduced spike rates and an absence of early gamma oscillations, a marker for normal thalamic function at this age. Despite early hypo-excitability, the developmental trajectory of visual responses in FMR-KO rats was normal, and showed the …
Low-Dose Aronia Melanocarpa Concentrate Attenuates Paraquat-Induced Neurotoxicity., Adam J. Case, D Agraz, Iman M. Ahmad, Matthew C. Zimmerman
Low-Dose Aronia Melanocarpa Concentrate Attenuates Paraquat-Induced Neurotoxicity., Adam J. Case, D Agraz, Iman M. Ahmad, Matthew C. Zimmerman
Journal Articles: Cellular & Integrative Physiology
Herbicides containing paraquat may contribute to the pathogenesis of neurodegenerative disorders such as Parkinson's disease. Paraquat induces reactive oxygen species-mediated apoptosis in neurons, which is a primary mechanism behind its toxicity. We sought to test the effectiveness of a commercially available polyphenol-rich Aronia melanocarpa (aronia berry) concentrate in the amelioration of paraquat-induced neurotoxicity. Considering the abundance of antioxidants in aronia berries, we hypothesized that aronia berry concentrate attenuates the paraquat-induced increase in reactive oxygen species and protects against paraquat-mediated neuronal cell death. Using a neuronal cell culture model, we observed that low doses of aronia berry concentrate protected against paraquat-mediated …
How Does High Intensity Interval Exercise Affect Fat Loss?, Melissa Grohman
How Does High Intensity Interval Exercise Affect Fat Loss?, Melissa Grohman
The Science Journal of the Lander College of Arts and Sciences
US survey trends show that since the 1970’s there has been a decline in energy intake, (consumption of food) and a rise in the prevalence of obesity. This suggests that there must have been a dramatic decrease in total energy expenditure. Energy expenditure is the sum of energy (or calories) the body needs to carry out physical functions such as breathing and digestion, as well as the energy used in physical activity. As the rate of obesity in the US increases, it is becoming more and more important to find ways to increase energy expenditure, specifically through physical activity. Physical …
Angiotensin Ii-Induced Hypertension Is Attenuated By Overexpressing Copper/Zinc Superoxide Dismutase In The Brain Organum Vasculosum Of The Lamina Terminalis., John P. Collister, Heather Taylor-Smith, Donna Drebes, David Nahey, Jun Tian, Matthew C. Zimmerman
Angiotensin Ii-Induced Hypertension Is Attenuated By Overexpressing Copper/Zinc Superoxide Dismutase In The Brain Organum Vasculosum Of The Lamina Terminalis., John P. Collister, Heather Taylor-Smith, Donna Drebes, David Nahey, Jun Tian, Matthew C. Zimmerman
Journal Articles: Cellular & Integrative Physiology
Angiotensin II (AngII) can access the brain via circumventricular organs (CVOs), including the subfornical organ (SFO) and organum vasculosum of the lamina terminalis (OVLT), to modulate blood pressure. Previous studies have demonstrated a role for both the SFO and OVLT in the hypertensive response to chronic AngII, yet it is unclear which intracellular signaling pathways are involved in this response. Overexpression of copper/zinc superoxide dismutase (CuZnSOD) in the SFO has been shown to attenuate the chronic hypertensive effects of AngII. Presently, we tested the hypothesis that elevated levels of superoxide (O2 (∙-)) in the OVLT contribute to the hypertensive effects …
Long-Term, High Frequency In Situ Measurements Of Intertidal Mussel Bed Temperatures Using Biomimetic Sensors, Brian Helmuth, Francis Choi, Allison Matzelle, Jessica Torossian, Scott Morello, K.A.S. Mislan, Lauren Yamane, Denise Strickland, P. Szathmary, Sarah Gilman, Alyson Tockstein, Thomas Hilbish, Michael Burrows, Anne Marie Power, Elizabeth Gosling, Nova Mieszkowska, Christopher Harley, Michael Nishizaki, Emily Carrington, Bruce Menge, Laura Petes, Melissa Foley, Angela Johnson, Megan Poole, Mae Noble, Erin Richmond, Matt Robart, Jonathan Robinson, Jerod Sapp, Jackie Sones, Bernardo Broitman, Mark Denny, Katharine Mach, Luke P. Miller, Michael O'Donnell, Philip Ross, Gretchen Hofmann, Mackenzie Zippay, Carol Blanchette, J. Macfarlan, Eugenio Carpizo-Ituarte, Benjamin Ruttenberg, Carlos Peña Mejía, Christopher Mcquaid, Justin Lathlean, Cristián Monaco, Katy Nicastro, Gerardo Zardi
Long-Term, High Frequency In Situ Measurements Of Intertidal Mussel Bed Temperatures Using Biomimetic Sensors, Brian Helmuth, Francis Choi, Allison Matzelle, Jessica Torossian, Scott Morello, K.A.S. Mislan, Lauren Yamane, Denise Strickland, P. Szathmary, Sarah Gilman, Alyson Tockstein, Thomas Hilbish, Michael Burrows, Anne Marie Power, Elizabeth Gosling, Nova Mieszkowska, Christopher Harley, Michael Nishizaki, Emily Carrington, Bruce Menge, Laura Petes, Melissa Foley, Angela Johnson, Megan Poole, Mae Noble, Erin Richmond, Matt Robart, Jonathan Robinson, Jerod Sapp, Jackie Sones, Bernardo Broitman, Mark Denny, Katharine Mach, Luke P. Miller, Michael O'Donnell, Philip Ross, Gretchen Hofmann, Mackenzie Zippay, Carol Blanchette, J. Macfarlan, Eugenio Carpizo-Ituarte, Benjamin Ruttenberg, Carlos Peña Mejía, Christopher Mcquaid, Justin Lathlean, Cristián Monaco, Katy Nicastro, Gerardo Zardi
Faculty Publications, Biological Sciences
At a proximal level, the physiological impacts of global climate change on ectothermic organisms are manifest as changes in body temperatures. Especially for plants and animals exposed to direct solar radiation, body temperatures can be substantially different from air temperatures. We deployed biomimetic sensors that approximate the thermal characteristics of intertidal mussels at 71 sites worldwide, from 1998-present. Loggers recorded temperatures at 10–30 min intervals nearly continuously at multiple intertidal elevations. Comparisons against direct measurements of mussel tissue temperature indicated errors of ~2.0–2.5 °C, during daily fluctuations that often exceeded 15°–20 °C. Geographic patterns in thermal stress based on biomimetic …
Skeletal Muscle Mass And Composition During Mammalian Hibernation, Clark J. Cotton
Skeletal Muscle Mass And Composition During Mammalian Hibernation, Clark J. Cotton
Biology Faculty Publications
Hibernation is characterized by prolonged periods of inactivity with concomitantly low nutrient intake, conditions that would typically result in muscle atrophy combined with a loss of oxidative fibers. Yet, hibernators consistently emerge from winter with very little atrophy, frequently accompanied by a slight shift in fiber ratios to more oxidative fiber types. Preservation of muscle morphology is combined with down-regulation of glycolytic pathways and increased reliance on lipid metabolism instead. Furthermore, while rates of protein synthesis are reduced during hibernation, balance is maintained by correspondingly low rates of protein degradation. Proposed mechanisms include a number of signaling pathways and transcription …
Low-Dose Aronia Melanocarpa Concentrate Attenuates Paraquat-Induced Neurotoxicity, Adam J. Case, Daniel Agraz, Iman M. Ahmad, Matthew C. Zimmerman
Low-Dose Aronia Melanocarpa Concentrate Attenuates Paraquat-Induced Neurotoxicity, Adam J. Case, Daniel Agraz, Iman M. Ahmad, Matthew C. Zimmerman
Journal Articles: Cellular & Integrative Physiology
No abstract provided.
Toddlers’ Word Learning From Contingent And Non-Contingent Video On Touchscreens, Heather L. Kirkorian, Koeun Choi, Tiffany A. Pempek
Toddlers’ Word Learning From Contingent And Non-Contingent Video On Touchscreens, Heather L. Kirkorian, Koeun Choi, Tiffany A. Pempek
Psychology Faculty Scholarship
Researchers examined whether contingent experience using a touchscreen increased toddlers’ ability to learn a word from video. One-hundred-sixteen children (24-36 mos) watched an on-screen actress label an object: (1) without interacting, (2) with instructions to touch anywhere on the screen, or (3) with instructions to touch a specific spot (location of labeled object). The youngest children learned from contingent video in the absence of reciprocal interactions with a live social partner, but only when contingent video required specific responses that emphasized important information on the screen. Conversely, this condition appeared to disrupt learning by slightly older children who were otherwise …
Glucocorticoid Receptor (Nr3c1) Variants Associate With The Muscle Strength And Size Response To Resistance Training., Garrett I Ash, Matthew A Kostek, Harold Lee, Theodore J Angelopoulos, Priscilla M Clarkson, Paul M Gordon, Niall M Moyna, Paul S Visich, Robert F Zoeller, Thomas B Price, Joseph M. Devaney, Heather Gordish-Dressman, Paul D Thompson, Eric P. Hoffman, Linda S Pescatello
Glucocorticoid Receptor (Nr3c1) Variants Associate With The Muscle Strength And Size Response To Resistance Training., Garrett I Ash, Matthew A Kostek, Harold Lee, Theodore J Angelopoulos, Priscilla M Clarkson, Paul M Gordon, Niall M Moyna, Paul S Visich, Robert F Zoeller, Thomas B Price, Joseph M. Devaney, Heather Gordish-Dressman, Paul D Thompson, Eric P. Hoffman, Linda S Pescatello
Genomics and Precision Medicine Faculty Publications
Glucocorticoid receptor (NR3C1) polymorphisms associate with obesity, muscle strength, and cortisol sensitivity. We examined associations among four NR3C1 polymorphisms and the muscle response to resistance training (RT). European-American adults (n = 602, 23.8±0.4yr) completed a 12 week unilateral arm RT program. Maximum voluntary contraction (MVC) assessed isometric strength (kg) and MRI assessed biceps size (cm2) pre- and post-resistance training. Subjects were genotyped for NR3C1 -2722G>A, -1887G>A, -1017T>C, and +363A>G. Men carrying the -2722G allele gained less relative MVC (17.3±1.2vs33.5±6.1%) (p = 0.010) than AA homozygotes; men with -1887GG gained greater relative MVC than A allele carriers …
Effects Of A 10-Week Introductory Judo Course On Postural Control During Reactionary Bilateral Gripping Task With Varied Stances And Lower Body Power Performance, Tyler Muddle
Electronic Theses and Dissertations
PURPOSE: The purpose of the present study is twofold: 1.) Examine the effects of 10-weeks of an introductory judo course on postural control during maximal bilateral isometric handgrip testing using different stance conditions and lower body power performance, and 2.) To analyze the relationship between maximal bilateral handgrip exertions on postural control during varied stance conditions. METHODS: Twenty recreationally active men and women divided into two an experimental group, (JDO) (n = 10; 21.70 ± 3.83 y; 169.91 ± 6.01 cm; 73.89 ± 12.10 kg; 19.01 ± 8.06% BF), and a control group, (CON) (n = 10; 21.50 ± 2.84 …
Intramuscular Tnf-Alpha Signaling In Response To Resistance Exercise And Recovery In Untrained Males., Jeremy Townsend
Intramuscular Tnf-Alpha Signaling In Response To Resistance Exercise And Recovery In Untrained Males., Jeremy Townsend
Electronic Theses and Dissertations
INTRODUCTION: The nuclear factor kappa B (NF-κβ) signaling cascade is responsible for mediating stress-activated catabolic effects of Tumor Necrosis Factor Alpha (TNF-α) downstream of the TNF receptor (TNFR1). NF-κβ transcription factor remains inhibited in the cytosol of the muscle and can be stimulated for translocation and transcription by a variety of external stimuli, most notably by pro-inflammatory cytokines and oxidative stress. Nevertheless, currently there is a gap in the literature with regard to the time course effect of NF-κβ signaling following acute resistance exercise in humans. PURPOSE: To observe the effects of an acute lower-body resistance exercise protocol and subsequent …
Angiotensin Ii-Induced Hypertension Is Attenuated By Overexpressing Copper/Zinc Superoxide Dismutase In The Brain Organum Vasculosum Of The Lamina Terminalis., John P. Collister, Heather Taylor-Smith, Donna Drebes, David Nahey, Jun Tian, Matthew C. Zimmerman
Angiotensin Ii-Induced Hypertension Is Attenuated By Overexpressing Copper/Zinc Superoxide Dismutase In The Brain Organum Vasculosum Of The Lamina Terminalis., John P. Collister, Heather Taylor-Smith, Donna Drebes, David Nahey, Jun Tian, Matthew C. Zimmerman
Journal Articles: Cellular & Integrative Physiology
Angiotensin II (AngII) can access the brain via circumventricular organs (CVOs), including the subfornical organ (SFO) and organum vasculosum of the lamina terminalis (OVLT), to modulate blood pressure. Previous studies have demonstrated a role for both the SFO and OVLT in the hypertensive response to chronic AngII, yet it is unclear which intracellular signaling pathways are involved in this response. Overexpression of copper/zinc superoxide dismutase (CuZnSOD) in the SFO has been shown to attenuate the chronic hypertensive effects of AngII. Presently, we tested the hypothesis that elevated levels of superoxide (O2 (∙-)) in the OVLT contribute to the hypertensive effects …
Initiating Nicotine Cessation In A Community Mental Health Center, Rosalind R. Keith
Initiating Nicotine Cessation In A Community Mental Health Center, Rosalind R. Keith
Walden Dissertations and Doctoral Studies
Individuals suffering from mental illness are often adversely affected by tobacco use. Historically, clinicians are reluctant and inadequately prepared to recognize and treat comorbid nicotine addiction in the chronic mentally ill (CMI) client. As evidenced by a review of the literature, healthcare providers are missing opportunities for nicotine cessation treatment. There is a lack of educational preparation amongst clinicians to treat nicotine addition and a concern that treatment of nicotine addiction can negatively impact existing psychiatric disorders. The purpose of this project was to create an educational plan for nicotine cessation for CMI clients at a community health center. The …
Chronic Pancreatitis, Pain, And Anxiety In An Alcohol And High Fat Mouse Model, Tiffanie Clinkinbeard
Chronic Pancreatitis, Pain, And Anxiety In An Alcohol And High Fat Mouse Model, Tiffanie Clinkinbeard
Theses and Dissertations--Gerontology
Homeodynamic space (HDS) shrinks as vulnerability increases with aging and repeated damage to the cells. HDS is lost in alcoholic pancreatitis patients due to overconsumption of alcohol, smoking, and high fat diets. Etiologically relevant animal models for study of chronic pancreatitis (CP) are needed. In order to begin filling this gap a central purpose of this dissertation research was to examine relationships between the alcohol and high fat diet (AHF) and pancreatitis with attention to hypersensitivity and anxiety-like behaviors. The AHF diet induced pancreatitis described here etiologically mimics human risk factors of AHF consumption for advancement to alcoholic CP.
In …