广谱头孢菌素;Broad-spectrum cephalosporin;Cefoperazone钠盐是一种头孢菌素类抗生素, 抑制rMrp2调节的 [3H]E217βG吸收, IC50为199 μM;Cefoperazone sodium salt is a cephalosporin antibiotic for inhibition of rMrp2-mediated [3H]E217βG uptake with IC50 of 199 μMAn inhibitor of inactivation of α-antitrypsin