a single intraperitoneal injection of dl-buthionine-s , r-sulfoximine ( bso ) ( 4 mmol/kg ) to overnight-starved rats caused a 70 % inhibition of hepatic gamma-glutamylcysteine synthetase and induced a decrease in liver-reduced glutathione ( gsh ) for several hours .
C0054252
bso
C0017037
gamma-glutamylcysteine synthetase