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The Effects Of Exercise On The Lipid Profile Of Extracellular Vesicles, Tesha Kerr Apr 2023

The Effects Of Exercise On The Lipid Profile Of Extracellular Vesicles, Tesha Kerr

Department of Nutrition and Health Sciences: Dissertations, Theses, and Student Research

We sought to ascertain the effect of different types of exercise (aerobic training and resistance training) on the lipid profile of extracellular vesicles. Thus, we had participants perform bouts of AT and RT and rest (control) and collected blood samples from them immediately after (timepoint 0) and 30 minutes after (timepoint 30) exercise. Small extracellular vesicles (sEVs) were isolated from plasma of participants using cushioned-density gradient ultracentrifugation (C-DGUC). Small EV size, morphology, and protein markers were determined using nanoparticle tracking analysis, transmission electron microscopy, and western blot, respectively. Additionally, we performed untargeted lipidomics on the sEV isolate. We found that …


Healthy Exosomes And Their Effects On Diabetic Cardiomyocytes, Miguel A. Garza, Genaro A. Ramírez-Correa, Maria Lourdes Garza-Rodríguez, Andres J. Medina Aug 2022

Healthy Exosomes And Their Effects On Diabetic Cardiomyocytes, Miguel A. Garza, Genaro A. Ramírez-Correa, Maria Lourdes Garza-Rodríguez, Andres J. Medina

MEDI 9331 Scholarly Activities Clinical Years

Extracellular Vesicles, and more specifically, exosomes, are essential for effective cell-to-cell communication in a wide variety of tissues. In the last couple of decades, these nanovesicles have been proven to be active participants and regulators in many disease processes; therefore, their therapeutic effects have been widely studied and proven in various cardiovascular diseases both, in vitro and in vivo. Thus, this study aims at assessing the effects of running healthy mice exosomes on cardiomyocyte and cardiac tissue samples obtained from diabetic mice. Here, we successfully extract exosomes from mice plasma and detect their presence through the use of anti-CD9 and …