Stabilized and enhanced CYP450 enzyme activity in cultured human primary hepatocytes is conferred by reprohp medium. Issue 1 (January 2017) - Cizdziel, Paul E.; Inamura, Misturu; Akihira, Rina; Yu-Ching Lin, Zachary; Tamura, Kenichi; Watanabe, Tomohisa; Yoshida, Shunsuke; Kiyono, Tohru