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Biochemistry Commons

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Theses/Dissertations

2012

Physical Sciences and Mathematics

AD

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Investigations Into Modulation Of Brain Oxidative Stress By Various Interventions, Jessica Lynn Harris Jan 2012

Investigations Into Modulation Of Brain Oxidative Stress By Various Interventions, Jessica Lynn Harris

Theses and Dissertations--Chemistry

In this thesis study we examined glycogen synthase kinase-3β (GSK-3β) and its effects over Nrf2 and Pin 1 as it relates to Alzheimer’s disease (AD). AD is a neurodegenerative disease characterized by a prolonged high oxidative environment. Transcription factor Nrf2 is vital in the brain’s defense against oxidative insults through its up-regulation of over 100 antioxidants. Depletion of the brain’s antioxidant defense system results in intolerance to an oxidative environment, contributing to the progression of AD. The regulatory Pin 1 protein promotes cellular homeostasis, and when down-regulated results in increased deposits of neurofibrillary tangles (NFTs) and amyloid-β (Aβ) plaques, the …