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Full-Text Articles in Medicine and Health Sciences

Homeostatic Control Of Brain Function – New Approaches To Understand Epileptogenesis, Detlev Boison, Ursula S. Sandau, David N. Ruskin, Masahito Kawamura Jr., Susan A. Masino Jul 2013

Homeostatic Control Of Brain Function – New Approaches To Understand Epileptogenesis, Detlev Boison, Ursula S. Sandau, David N. Ruskin, Masahito Kawamura Jr., Susan A. Masino

Faculty Scholarship

Neuronal excitability of the brain and ongoing homeostasis depend not only on intrinsic neuronal properties, but also on external environmental factors; together these determine the functionality of neuronal networks. Homeostatic factors become critically important during epileptogenesis, a process that involves complex disruption of self-regulatory mechanisms. Here we focus on the bioenergetic homeostatic network regulator adenosine, a purine nucleoside whose availability is largely regulated by astrocytes. Endogenous adenosine modulates complex network function through multiple mechanisms including adenosine receptor-mediated pathways, mitochondrial bioenergetics, and adenosine receptor-independent changes to the epigenome. Accumulating evidence from our laboratories shows that disruption of adenosine homeostasis plays a …


Diet-Induced Ketosis And Calorie Restriction In Mouse Models Of Alzheimer's Pathology, Milene Lara Brownlow Jan 2013

Diet-Induced Ketosis And Calorie Restriction In Mouse Models Of Alzheimer's Pathology, Milene Lara Brownlow

USF Tampa Graduate Theses and Dissertations

Dietary manipulations and their pharmacological outcomes have been increasingly studied in neurodegenerative diseases. However, a systematic comparison among different methods in validated animal models of Alzheimer's disease is made necessary due to several different approaches applied in recent studies. Moreover, despite the large body of evidence on the effects of calorie restriction (CR) and ketogenic diets (KDs) on amyloid pathology, no consistent data is available on the effects of calorie restriction, ketogenic diet or ketone supplements on tau pathology in transgenic models of AD. Moreover, the ketogenic diet used in our studies was custom made with low carbohydrate content and …