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Full-Text Articles in Physiology

Association Of Oxidative Stress With Female Infertility - A Case Control Study, Faiza Alam, Taseer Ahmed Khan, Sofia Amjad, Rehana Rehman May 2019

Association Of Oxidative Stress With Female Infertility - A Case Control Study, Faiza Alam, Taseer Ahmed Khan, Sofia Amjad, Rehana Rehman

Department of Biological & Biomedical Sciences

Objective: To compare stress markers and reproductive hormones in fertile and infertile females, and to relate the markers with age, duration and cause of infertility, and body mass index..
Methods: The case-control study was conducted at Aga Khan University Hospital, Karachi, from March 2017 to February 2018. Females aged 16-50 years regardless of ethnic background were recruited from the Australian Concept Infertility Medical Centre, Karachi, and were equally divided into infertile cases group A, and fertile controls group B. Serum follicular stimulating hormone, luteinizing hormone, estradiol, glutathione reductase and cortisol were measured using enzyme-linked innmunosorbent assay. SPSS 19 …


Bovine Milk Extracellular Vesicles (Evs) Modification Elicits Skeletal Muscle Growth In Rats, Hailey A. Parry, Christopher Brooks Mobley, Petey W. Mumford, Matthew A. Romero, Cody T. Haun, Yufeng Zhang, Paul A. Roberson, Janos Zempleni, Arny A. Ferrando, Ivan J. Vechetti Jr., John J. Mccarthy, Kaelin C. Young, Michael D. Roberts, Andreas N. Kavazis Apr 2019

Bovine Milk Extracellular Vesicles (Evs) Modification Elicits Skeletal Muscle Growth In Rats, Hailey A. Parry, Christopher Brooks Mobley, Petey W. Mumford, Matthew A. Romero, Cody T. Haun, Yufeng Zhang, Paul A. Roberson, Janos Zempleni, Arny A. Ferrando, Ivan J. Vechetti Jr., John J. Mccarthy, Kaelin C. Young, Michael D. Roberts, Andreas N. Kavazis

Physiology Faculty Publications

The current study investigated how bovine milk extracellular vesicles (EVs) affected rotarod performance and biomarkers of skeletal muscle physiology in young, growing rats. Twenty-eight-day Fisher 344 rats were provided an AIN-93G-based diet for 4 weeks that either remained unadulterated [EVs and RNA-sufficient (ERS; n = 12)] or was sonicated [EVs and RNA-depleted (ERD; n = 12)]. Prior to (PRE) and on the last day of the intervention (POST), animals were tested for maximal rotarod performance. Following the feeding period, the gastrocnemius muscle was analyzed at the histological, biochemical, and molecular levels and was also used to measure mitochondrial function and …


Exercise Training Prevents The Perivascular Adipose Tissue-Induced Aortic Dysfunction With Metabolic Syndrome, Evan Devallance, Kayla W. Branyan, Kent C. Lemaster, Ray Anderson, Kent L. Marshall, I. Mark Olfert, David M. Smith, Eric E. Kelly, Randy W. Bryner, Jefferson C. Frisbee, Paul D. Chantler Jan 2019

Exercise Training Prevents The Perivascular Adipose Tissue-Induced Aortic Dysfunction With Metabolic Syndrome, Evan Devallance, Kayla W. Branyan, Kent C. Lemaster, Ray Anderson, Kent L. Marshall, I. Mark Olfert, David M. Smith, Eric E. Kelly, Randy W. Bryner, Jefferson C. Frisbee, Paul D. Chantler

Faculty & Staff Scholarship

The aim of the study was to determine the effects of exercise training on improving the thoracic perivascularadipose tissue (tPVAT) phenotype (inflammation, oxidative stress, and proteasome function) in metabolic syn-drome and its subsequent actions on aortic function.Methods:Lean and obese (model of metabolic syndrome) Zucker rats (n=8/group) underwent 8-weeks ofcontrol conditions or treadmill exercise (70% of max speed, 1 h/day, 5 days/week). At the end of the inter-vention, the tPVAT was removed and conditioned media was made. The cleaned aorta was attached to a forcetransducer to assess endothelium-dependent and independent dilation in the presence or absence of tPVAT-conditioned media. tPVAT gene …