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Full-Text Articles in Medicine and Health Sciences

Functional Analysis Of Recurrent Non-Coding Variants In Human Melanoma, Paula Maria Godoy Dec 2022

Functional Analysis Of Recurrent Non-Coding Variants In Human Melanoma, Paula Maria Godoy

Arts & Sciences Electronic Theses and Dissertations

Worldwide incidence rates of cutaneous melanoma are increasing, and while survival rates for early stages of melanoma are high, rates drop precipitously for metastatic melanomas or those that are unable to be targeted by currently available treatments. As melanomas have a propensity to quickly metastasize, understanding the contributions of melanoma initiation remains critical for early intervention. Onset of melanoma is characterized most by mutations that stimulate mitogen-activated protein kinase (MAPK) signaling, disrupt DNA damage checkpoints, and trigger mechanisms to bypass senescence through elongation of telomeres. Additionally, in zebrafish melanoma models, the earliest cluster of melanoma-initiating cells activate expression of a …


Defining The Role Of Rare Genetic Variants That Drive Risk And Pathogenesis Of Alzheimer’S Disease, Matthew James Rosene May 2022

Defining The Role Of Rare Genetic Variants That Drive Risk And Pathogenesis Of Alzheimer’S Disease, Matthew James Rosene

Arts & Sciences Electronic Theses and Dissertations

Alzheimer’s disease (AD) is the leading cause of dementia and is pathologically defined by the aggregation of extracellular amyloid plaques and intracellular neurofibrillary tangles. Rare heritable mutations within the genes for amyloid precursor protein (APP) and presenilin 1 (PSEN1), and presenilin 2 (PSEN2) cause early onset AD and account for approximately 1% of AD cases. While the majority of AD cases are late-onset (LOAD), which is defined by a markedly more complex genetic architecture that is comprised of many genetic risk factors that influence AD through multiple cellular pathways. The advent of deep sequencing analyses have allowed for the identification …