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Full-Text Articles in Life Sciences

Rat Hind Limb Nociceptive Withdrawal Response To Heat And Mechanical Stimuli Depends On Initial Position Of The Paw But Not Stimulus Location, Giavanna Verdi May 2017

Rat Hind Limb Nociceptive Withdrawal Response To Heat And Mechanical Stimuli Depends On Initial Position Of The Paw But Not Stimulus Location, Giavanna Verdi

Senior Honors Projects, 2010-2019

Mammals rapidly withdraw their hind limb in response to noxious stimulation, which is a protective movement known as the nociceptive withdrawal response (NWR). The NWR has been previously studied in spinalized, decerebrated and anesthetized non-human and human mammals; however, there is minimal information on the NWR in intact, unanesthetized non-human mammals.

The first specific aim was to identify the factors that determine the direction and magnitude of the NWR in intact, unanesthetized rats. Based on previous studies, we hypothesized that the location of stimulation and the initial position of the paw preceding the NWR will influence the direction and magnitude …


Characterization Of Neuronal Specific Responses To Induced Misfolded Protein Stress In Caenorhabditis Elegans, Claire Gormley May 2017

Characterization Of Neuronal Specific Responses To Induced Misfolded Protein Stress In Caenorhabditis Elegans, Claire Gormley

Senior Honors Projects, 2010-2019

Abstract

Misfolded protein stress has been associated with many types of disease,

including neurodegenerative disorders like Alzheimer’s, Parkinson’s and Huntington’s

disease. When a cell accumulates misfolded proteins in the endoplasmic reticulum,

misfolded protein stress occurs and the unfolded protein response (UPR) is triggered to

induce mechanisms that will allow the cell to either survive or undergo cell death. The

nascent polypeptide associated complex (NAC) is a co-translational chaperone and α/β

heterodimer that manages protein folding and localization, and protects against misfolded

protein stress; changes in NAC function have been linked to both neurodegeneration and

cancer. In these studies, I depleted …


The Impact Of Freedson Bout Vs. Non-Freedson Bout Physical Activity On Metabolic Syndrome Risk In College Students, Valerie Olijar May 2017

The Impact Of Freedson Bout Vs. Non-Freedson Bout Physical Activity On Metabolic Syndrome Risk In College Students, Valerie Olijar

Masters Theses, 2010-2019

Purpose The aim of this study is to examine moderate to vigorous physical activity in Freedson bouts compared to non-Freedson bouts and their association with Metabolic Syndrome risk factors in college students.

Methods 72 subjects aged 18-26 were recruited from James Madison University. Subjects height, weight, waist circumference, blood pressure, and body composition were assessed on visit 1. Blood pressure, fasted blood glucose, and lipid profile were assessed on visit 2. Subjects wore an Actigraph GT3X+ accelerometer, which measured physical activity and sleep for 7 days and nights. Univariate Pearson correlation analyses were performed to determine the relationship physical activity …