Real-time quantitative polymerase chain reaction for MDR1, MRP1, MRP2, and CYP3A-mRNA levels in Caco-2 cell lines, human duodenal enterocytes, normal colorectal tissues, and colorectal adenocarcinomas. - Nakamura,T.; Sakaeda,T.; Ohmoto,N.; Tamura,T.; Aoyama,N.; Shirakawa,T.; Kamigaki,T.; Nakamura,T.; Kim,K.I.; Kim,S.R.; Kuroda,Y.; Matsuo,M.; et al. (Drug Metab Dispos, 2002)