GAMMA-AMINOBUTYRIC ACID AND OTHER BLOCKING COMPOUNDS IN CRUSTACEA: I. CENTRAL NERVOUS SYSTEM

Abstract
The three principal blocking substances in a water extract of the lobster central nervous system were gamma-aminobutyric acid, taurine and betaine. Three other blocking substances, alanine, beta-alanine, and an unidentified compound were also found. Of these gamma-aminobutyric acid is the most active physiologically.