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Medical Sciences

University of Louisville

Theses/Dissertations

Obesity

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Full-Text Articles in Medicine and Health Sciences

The Role Of Obesity In Macrophage-Mediated Mechanisms Promoting Early-Onset Colon Cancer., Katharina Marietta Scheurlen May 2022

The Role Of Obesity In Macrophage-Mediated Mechanisms Promoting Early-Onset Colon Cancer., Katharina Marietta Scheurlen

Electronic Theses and Dissertations

Early-onset colon cancer (EOCC) is a leading cause of cancer death among people younger than 50 years of age in the United States and is associated with metabolic dysfunction and obesity. Anti-inflammatory tumor-associated macrophages (TAM) and low Peroxisome Proliferator Activated Receptor Gamma (PPARγ) gene expression in colon cancer (CC) tissue promote tumor progression and decreased patient survival. Obesity-related hormones, such as leptin and adiponectin, have the potential to affect gene expression in TAM to promote CC progression and thereby link obesity and EOCC. The aim of this project was to identify target genes in human CC and to investigate the …


Effects Of Short Term High Fat Diet On Obesity And Perivascular Adipose Structure And Function In Mice : Role Of Aldose Reductase, And Aldehyde Metabolizing Enzyme., Daniel Alan Murphy May 2013

Effects Of Short Term High Fat Diet On Obesity And Perivascular Adipose Structure And Function In Mice : Role Of Aldose Reductase, And Aldehyde Metabolizing Enzyme., Daniel Alan Murphy

College of Arts & Sciences Senior Honors Theses

This study was undertaken to determine the effects of high fat diet and aldose reductase deficiency on the structure and function of murine perivascular adipose tissue. Wild type (WT) (C57 bl/6) and aldose reductase knockout (AR-null) mice were aged to 8 or 18 weeks on a normal chow diet then some were switched to a high fat diet for 4 weeks while others remained on the control diet for the same amount of time. Following 4 weeks, mice were euthanized PVAT was analyzed. High fat feeding significantly increased body fat percentage in both age groups of mice and the area …