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Mental and Social Health Commons

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Full-Text Articles in Mental and Social Health

Cal And Magi Pdz Protein Regulation Of Crfr1 And 5-Ht2ar Trafficking And Signaling, Maha Mahmoud Hammad Aug 2016

Cal And Magi Pdz Protein Regulation Of Crfr1 And 5-Ht2ar Trafficking And Signaling, Maha Mahmoud Hammad

Electronic Thesis and Dissertation Repository

PDZ (PSD95/Disc Large/Zona Occludens) domain-containing proteins are scaffolding proteins that play important roles in regulating the activity of G protein-coupled receptors. Corticotropin Releasing Factor Receptor 1 (CRFR1) and Serotonin 2A Receptor (5-HT2AR) are two GPCRs that are commonly associated with mental disorders. Both receptors also contain a class I PDZ-binding motif at the carboxyl terminal tail. In the first chapter, we investigate the effects of CAL (CFTR-associated ligand) on regulating the trafficking and signaling of CRFR1. We demonstrate a role for CAL in inhibiting CRFR1 endocytosis, cell surface expression, and CRF-mediated ERK1/2 signaling via the CRFR1 PDZ-binding motif. …


Domestic Homicide And Homicide-Suicide In The Older Population, Brianna L. O'Neil Feb 2016

Domestic Homicide And Homicide-Suicide In The Older Population, Brianna L. O'Neil

Electronic Thesis and Dissertation Repository

Extensive research has been conducted on domestic homicide in younger populations; however, very little is known about such incidents in the older population. It is vital that this gap in the literature be filled as Canada’s older population has been increasing. Data for this study was provided by the Ontario Domestic Violence Death Review Committee. Ninety-two domestic homicide and suicide cases were examined to determine whether there were differences between younger age groups (30 to 50 years of age) and older age groups (55 years of age and older). Information was gathered on prominent characteristics and risk factors within cases …


Testing The Interpersonal Theory Of Suicide In Community - Residing Older Adults, Dorian Murariu Feb 2016

Testing The Interpersonal Theory Of Suicide In Community - Residing Older Adults, Dorian Murariu

Electronic Thesis and Dissertation Repository

Suicide rates among older adults are high in Canada and around the world. Evidence-informed and theory-driven research on late life suicide may help to devise effective interventions to reduce suicide rates among older adults. In this thesis, I tested the Interpersonal Theory of Suicide (IPTS: Joiner, 2005; Van Orden et al, 2010) using data collected from a community-based sample of older adults recruited for a larger study designed to assess risk and resiliency factors for late life suicide (Dr. Marnin Heisel, PI). According to the IPTS, (Hypothesis 1) the interpersonal constructs of perceived burdensomeness (PB) and thwarted belongingness (TB) can …