Liu RM, Hu HP, Robison TW, Forman HJ. Differential regulation of γ-glutamyl transpeptidase (γGT) and γ-glutamylcysteine synthetase (γGCS) expression by t- butylhydroquinone (TBHQ) in rat lung epithelial L2 cells. Oxygen Club of California, Pasadena, CA, 1995.