concentrations of glutamate , gamma-aminobutyric acid ( gaba ) , glycine , beta-alanine and taurine were measured in microdissected areas of the rostral ventrolateral medulla ( rvl ) , nucleus tractus solitarii ( nts ) and caudal ventrolateral medulla ( cvl ) of the rat , and the effects of hydralazine-induced hypotension on the concentrations of amino acids were examined .
C0017890
glycine
C0002520
amino acids