In Vitro Effect of Tetanus Toxin on GAB A Release from Rat Hippocampal Slices

Abstract
Ca2+‐dependent K+‐stimulated γ‐aminobutyric acid release from rat hippocampal slices was reduced about 30% by pre‐incubation of the slices with 104 mouse LD50/ml tetanus toxin for 3 h at 37°C.