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Full-Text Articles in Molecular Biology

Diabetes And Obesity Induce Transcriptomic And Metabolomic Changes Enhancing Pancreatic Cancer Aggressiveness, Guermarie Velázquez Torres May 2014

Diabetes And Obesity Induce Transcriptomic And Metabolomic Changes Enhancing Pancreatic Cancer Aggressiveness, Guermarie Velázquez Torres

Dissertations & Theses (Open Access)

Pancreatic cancer is one of the most aggressive types of cancer, with poor prognosis that lacks effective diagnostic markers and therapies. It is expected that in 2014 the incidence and the mortality of pancreatic cancer in the United States will be 46,420 and 39,590 respectively. Diabetes and obesity are modifiable risk factors associated with accelerated pancreatic carcinogenesis and tumor progression, but the biological mechanisms are not completely understood. The purpose of this study is to demonstrate direct evidence for the mechanisms mediating these epidemiologic phenomena. Our hypothesis is that obesity and diabetes mellitus type 2 (DM2) accelerate pancreatic cancer and …


Crosstalk Between Vitamin D₃- And Testosterone-Mediated Signaling In Prostate Cancer Cells, Wei-Lin Winnie Wang Jan 2014

Crosstalk Between Vitamin D₃- And Testosterone-Mediated Signaling In Prostate Cancer Cells, Wei-Lin Winnie Wang

Legacy Theses & Dissertations (2009 - 2024)

Contrary to the common belief that prostate cancer is a hormone dependent disease, the incidence of prostate cancer and associated mortality actually increases significantly after serum androgen levels decline. This led us to hypothesize that androgen depletion in elder men is an underlying cause for the development and progression of prostate cancer. In addition, serum vitamin D3 levels also decline in older men. Epidemiological and experimental data support an anti-neoplastic activity of vitamin D3 in colorectal and breast cancers through regulation of cell proliferation, apoptosis, cell differentiation and metastasis. The effects of vitamin D3 on prostate cancer …