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Exercise Science

Theses and Dissertations

Inflammation

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Impact Of Aerobic Exercise On Monocyte Subset Receptor Expression And Macrophage Polarization, Anson M. Blanks Jan 2018

Impact Of Aerobic Exercise On Monocyte Subset Receptor Expression And Macrophage Polarization, Anson M. Blanks

Theses and Dissertations

Atherosclerotic cardiovascular disease (CVD) is hallmarked by inflammatory immune activation, particularly by the induction of a response by monocytes. Classical (CD14++CD16-) are anti-inflammatory mediators under homeostatic conditions, while intermediate (CD14++CD16+) and non-classical (CD14LowCD16++) monocytes promote inflammation following activation. Monocyte activation and functionality is dependent upon receptor expression and ligand production by a variety of cells, including monocytes. Alterations in the expression of surface receptors often have a direct impact upon monocyte function, such as the increased pro-inflammatory cytokine production in response to activation that accompanies elevated CD14 expression …


Lps-Induced Inos Mrna And The Pro-Apoptotic Signaling Pathway In Leukocytes Of Fit And Unfit Males, Tiffany M. Zuniga Jan 2018

Lps-Induced Inos Mrna And The Pro-Apoptotic Signaling Pathway In Leukocytes Of Fit And Unfit Males, Tiffany M. Zuniga

Theses and Dissertations

Overexpression of the enzyme iNOS induces apoptotic cellular death by increasing indices of pro-inflammation and oxidative stress. Aerobic physical activity has been known to have anti- inflammatory benefits and reduce oxidative stress. Purpose: Therefore, this study aimed to examine the impact of aerobic fitness on LPS-induced iNOS mRNA expression and the relationship of this expression with indices of oxidative stress, pro-inflammation and apoptosis in isolated leukocytes. Methods: Whole blood samples from aerobically fit and unfit males were stimulated with and without LPS. Thereafter, iNOS mRNA expression and MDA, TNF-α and p53 concentrations were analyzed. Results: iNOS mRNA expression levels following …


Are Cardiovascular Disease Inflammatory Markers Elevated In Those With Nonspecific Chronic Musculoskeletal Pain Compared To Nonpain Case Controls?, Jeffrey Ray Tolley Apr 2017

Are Cardiovascular Disease Inflammatory Markers Elevated In Those With Nonspecific Chronic Musculoskeletal Pain Compared To Nonpain Case Controls?, Jeffrey Ray Tolley

Theses and Dissertations

CONTEXT: Recent studies have considered the role of inflammation in the development of both cardiovascular disease (CVD) and musculoskeletal conditions, such as rheumatoid arthritis. Studies suggest that inflammation plays a significant role in the development of cardiovascular disease. In conditions of chronic pain, as with rheumatoid arthritis, inflammation has also been noted through elevated levels of inflammatory markers. There are currently no studies that examine the possible connection between inflammatory markers related to increased risk of cardiovascular disease and nonspecific chronic musculoskeletal pain (NCMP). OBJECTIVE: The purpose of this study was to determine whether urinary levels of microalbumin (MA) and …


Role Of Altered Gut Microbiota In Tumor Development, Mucus Production And Inflammation In Apc Min/+ Mouse Model, Kamaljeet Kaur Jan 2016

Role Of Altered Gut Microbiota In Tumor Development, Mucus Production And Inflammation In Apc Min/+ Mouse Model, Kamaljeet Kaur

Theses and Dissertations

The microbiome forms an integral part of the gut microenvironment. Once ignored, the topic has gained momentum in research during the past decade, where studies have strongly suggested the association of microbiota with health and a misbalance thereof, to many disease conditions ranging from inflammation and colitis to diabetes, obesity and colon cancer. The Human Microbiome Project (HMP, NIH common fund - 2008) has used a variety of high throughput analyses in order to study gut microbiota in health. The consortium has so far been able to isolate and characterize more than 1,300 reference bacterial strains from the human body. …


The Recovery Of Gut Barrier Function With Selenium Rich Diet In Acute Dss-Induced Colitis, Sarah Depaepe Jan 2015

The Recovery Of Gut Barrier Function With Selenium Rich Diet In Acute Dss-Induced Colitis, Sarah Depaepe

Theses and Dissertations

Background: Acute Dextran Sodium Sulfate (DSS)-induced colitis is an inflammatory ailment limited to the colon. It works to destroy the morphology and gut barrier goblet and epithelial cells that aid in providing homeostasis. Selenium (Se) is an essential micronutrient that has anti-inflammatory and antioxidant properties and is known to play a role in reducing inflammation in areas elsewhere in the body. The current study is focused on how Se alters gut barrier permeability and functionality related to the recovery of tight junction regulation and mucin secretion. Methods: C57BL/6 mice were randomly placed into control (normal water) and 2% DSS water …


An Investigation Into The Influence Of Dietary Saturated Fat And Quercetin Supplementation On Adiposity, Macrophage Behavior, Inflammation, And Non-Alcoholic Fatty-Liver Disease, Reilly Enos Jan 2013

An Investigation Into The Influence Of Dietary Saturated Fat And Quercetin Supplementation On Adiposity, Macrophage Behavior, Inflammation, And Non-Alcoholic Fatty-Liver Disease, Reilly Enos

Theses and Dissertations

The overall objective of this dissertation was to examine the degree to which manipulation of the saturated fat content of a high-fat diet influenced obesity-related outcomes as well as to see if the naturally-occurring flavonoid, quercetin, could attenuate the resulting obesity and related metabolic and inflammatory side effects. Specifically, these studies examined 1) the influential role of saturated fat on macrophage function, inflammation, and other obesity-related comorbidities, including non-alcoholic fatty-liver disease, and 2) the potential benefits of quercetin supplementation. Overall, results from these studies suggest that adiposity, macrophage behavior, inflammation, insulin resistance, and non-alcoholic fatty-liver disease progression can be greatly …


The Effects Of A High Fat Diet On Mitochondrial Biogenesis And Inflammation In The Brain., Lauren Suzanne Vervaecke Jan 2013

The Effects Of A High Fat Diet On Mitochondrial Biogenesis And Inflammation In The Brain., Lauren Suzanne Vervaecke

Theses and Dissertations

INTRO: High fat diets (HFD) ingested over long periods of time have been shown to cause diet induced obesity leading to excessive adiposity and chronic low grade inflammation. Here we have shown how differing levels of saturated fats (SF), which are common storage fats, affect markers of inflammation and mitochondrial biogenesis. IL-1â and TNF-alpha are pro-inflammatory cytokines that have been shown to increase with a HFD, while molecular signalers, PGC-1alpha, cyt c, and SIRT1, related to mitochondrial biogenesis have been shown to decrease. Despite the risks of consuming a diet high in SF's, consumers continue to buy energy dense foods …