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Cancer Biology Commons

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Dissertations & Theses (Open Access)

2020

Angiogenesis

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Full-Text Articles in Cancer Biology

Effect Of Sympathetic Nervous System Mediators On The Tumor Microenvironment Via Small Extracellular Vesicles In Ovarian Cancer, Sujanitha Umamaheswaran, Sujanitha Umamaheswaran May 2020

Effect Of Sympathetic Nervous System Mediators On The Tumor Microenvironment Via Small Extracellular Vesicles In Ovarian Cancer, Sujanitha Umamaheswaran, Sujanitha Umamaheswaran

Dissertations & Theses (Open Access)

Effect of sympathetic nervous system mediators on the tumor microenvironment via small extracellular vesicles in ovarian cancer

Sujanitha Umamaheswaran, BTech

Advisor: Anil K. Sood, MD

Background:Psychological stress can promote progression of gynecological malignancies by increasing secretion of sympathetic nervous system (SNS) mediators, namely catecholamines. However, the mechanisms underlying these effects are poorly explored. Here, we examined the effect of stress hormones on small extracellular vesicles (EVs) release in gynecological malignancies and the biological impact of these stress-conditioned EVs on the tumor microenvironment.

Methods:Supernatants were collected from epithelial ovarian cancer cell lines treated with norepinephrine, epinephrine or hydrocortisone. Small EVs were …