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Medicine and Health Sciences Commons

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All ETDs from UAB

2011

Schizophrenia

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Full-Text Articles in Medicine and Health Sciences

Effects Of Growth Factor Induced Pathways On Differentiation Of The Human Neuronal Cell Line Sh-Sy-5y., Ashish D. Dwary Jan 2011

Effects Of Growth Factor Induced Pathways On Differentiation Of The Human Neuronal Cell Line Sh-Sy-5y., Ashish D. Dwary

All ETDs from UAB

Background: The VSNL1 gene product, Visinin-like-protein-1 (VILIP-1), is a member of the neuronal EF-hand Ca2+-sensor protein family. Previously, VILIP-1 mRNA and protein expression were shown to be altered in animal models and in schizophrenia patients. VILIP-1 influences cytosolic cAMP levels, cell migration, exocytotic processes and differentiation in the periphery. This raises the question, whether similar to other potential schizophrenia susceptibility genes, such as Disc1, PDE4B and Akt, VILIP-1 may be associated with schizophrenia-related measures, and if it could mechanistically affect cAMP signaling and neurite outgrowth in neurons. Methods: 627 people with schizophrenia and 541 control subjects were ascertained and the …


The Study Of Intracellular Signaling Pathways In Schizophrenia, Adam Funk Jan 2011

The Study Of Intracellular Signaling Pathways In Schizophrenia, Adam Funk

All ETDs from UAB

INTRACELLULAR SIGNALING AND INTEGRATION ABNORMALITIES IN SCHIZOPHRENIA Adam J. Funk DEPARTMENT OF NEUROBIOLOGY ABSTRACT The pathophysiology of schizophrenia is complex and diverse, with many classes of receptors, neurotransmitters, and brain regions implicated in this illness. The many hypotheses proposed have yet to fully explain the heterogeneity of the genetic, postmor-tem, and clinical evidence. It is the goal of this dissertation to integrate the current hy-potheses of schizophrenia into a unified hypothesis of abnormal intracellular signaling and signal integration. Inconsistencies in genetic and postmortem findings suggest that the development of schizophrenia is multifaceted, and the heterogeneity of symptoms supports the hypothesis …


Ampa Receptor Trafficking In Schizophrenia, John Hammond Jan 2011

Ampa Receptor Trafficking In Schizophrenia, John Hammond

All ETDs from UAB

The glutamate hypothesis of schizophrenia is based primarily on NMDA receptor dysfunction. Recent studies have led to an expansion of this hypothesis to include AMPA receptors which are essential for neurotransmission through NMDA receptors. Examination of total AMPA receptor protein expression in schizophrenia has been inconsistent and led to examination of AMPA receptor interacting proteins and trafficking and subcellular localization of the receptors. AMPA receptors are highly trafficked from the endoplasmic reticulum to the synapse and in a complex system of endosomes. Alterations in the subcellular localization of these receptors may be a part of the underlying pathophysiology of schizophrenia. …