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Full-Text Articles in Medicine and Health Sciences

Molecular Studies On The Anti-Tumor Effects Of Metal-Based Complexes: Involvement Of The Ubiquitin-Proteasome And Apoptotic Pathways, Sara M. Schmitt Jan 2014

Molecular Studies On The Anti-Tumor Effects Of Metal-Based Complexes: Involvement Of The Ubiquitin-Proteasome And Apoptotic Pathways, Sara M. Schmitt

Wayne State University Dissertations

The ubiquitin-proteasome pathway is crucial to normal cellular function, and as such, has been extensively investigated as a potential target for cancer therapeutics. Many compounds have been tested for their proteasome inhibitory ability, including various small peptide aldehydes, and, following the success of cisplatin, several metal-containing complexes. The efficacy of these compounds in preclinical studies ultimately resulted in the development and approval of the first-in-class proteasome inhibitor bortezomib, the use of which, unfortunately, has been hindered by toxicity and resistance. These limitations have led to a massive push toward designing and developing new, less toxic proteasome inhibitors for clinical use. …


Proximate And Evolutionary Insights Into The Epigenetics Of Posttraumatic Stress Disorder, Levent Sipahi Jan 2014

Proximate And Evolutionary Insights Into The Epigenetics Of Posttraumatic Stress Disorder, Levent Sipahi

Wayne State University Dissertations

Posttraumatic stress disorder (PTSD) is an important medical and social condition. Although the vast majority of individuals are exposed to traumatic events within their lifetime, a minority subsequently develop diagnosable PTSD. What underlies differential risk and resiliency in the face of trauma is an ongoing research and clinical question with implications for prevention and treatment. Recent work has revealed a putative role of epigenetic variation and modification - most notably DNA methylation - in the etiology of PTSD. That DNA methylation is stable, yet modifiable in response to lived experiences, makes it a strong candidate to mechanistically explain the ontogeny …


Linking Molecular, Electrical And Anatomical Properties Of Human Epileptic Brain, Shruti Bagla Jan 2014

Linking Molecular, Electrical And Anatomical Properties Of Human Epileptic Brain, Shruti Bagla

Wayne State University Dissertations

Epilepsy is a common neurological disorder of recurrent unprovoked seizures. It affects almost 1% of the world population. Although there is a wide range of anti-epileptic drugs (AEDs) available, they only treat the seizure symptoms and do not cure the disease itself. The poor role of AEDs can be attributed to the lack of knowledge of exact mechanisms and networks that produce epileptic activities in the neocortex. At present, the best cure for epilepsy is surgical removal of electrically localized epileptic brain tissue. Surgically removed brain tissue presents an excellent opportunity to discover the molecular and cellular basis of human …


Tmprss2-Erg Regulation Of Androgen Biosynthetic Enzyme Expression, Dht Synthesis, And Androgen Receptor Activation In Prostate Cancer, Katelyn Ann Powell Jan 2014

Tmprss2-Erg Regulation Of Androgen Biosynthetic Enzyme Expression, Dht Synthesis, And Androgen Receptor Activation In Prostate Cancer, Katelyn Ann Powell

Wayne State University Dissertations

Intratumoral androgen synthesis in prostate cancer (PCa) contributes to the development of castration-resistant prostate cancer (CRPC). Several enzymes responsible for androgen biosynthesis have been shown to be overexpressed in CRPC, thus, contributing to CRPC in a castrated environment. Although intratumoral androgen synthesis is thought to contribute to the development and progression of CRPC, currently little is known regarding the regulation of androgen biosynthetic enzyme gene expression in PCa. The TMPRSS2-ERG transcription factor has been shown to be present in primary PCa tumors as well as CRPC tumors. The hypothesis was investigated that TMPRSS2-ERG fusions regulate androgen biosynthetic enzyme (ABE) gene …