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Medicine and Health Sciences Commons

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Grand Valley State University

Series

2004

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Full-Text Articles in Medicine and Health Sciences

Acetylcholine Protection Of Adult Pig Retinal Ganglion Cells From Glutamate-Induced Excitotoxicity, Erica Wehrwein, Sean A. Thompson, Sylvie F. Coulibaly, David M. Linn, Cindy L. Linn May 2004

Acetylcholine Protection Of Adult Pig Retinal Ganglion Cells From Glutamate-Induced Excitotoxicity, Erica Wehrwein, Sean A. Thompson, Sylvie F. Coulibaly, David M. Linn, Cindy L. Linn

Peer Reviewed Articles

PURPOSE. To determine which glutamate receptor (GluR) subtypes are responsible for glutamate-induced excitotoxicity in cultured adult pig retinal ganglion cells (RGCs) and to characterize the neuroprotective effect of acetylcholine (ACh) on pig RGCs.

METHODS. Adult pig RGCs were isolated from other retinal tissue by a modified panning technique using Thy 1.1 antibody. Isolated RGCs were cultured in control media and media containing: glutamate, NMDA, or KA; glutamate and CNQX, MK-801, or AP-7; ACh, nicotine or muscarine; ACh and α-bungarotoxin (Bgt) or methyllycaconitine (MLA); and glutamate and choline or glutamate, choline, and MLA. To determine cell viability, cells were …