Inhibitory effects of Oren-Gedoku-To and its components on cholesteryl ester synthesis in cultured human hepatocyte HepG2 cells: Evidence from the cultured HepG2 cells and in vitro assay of ACAT - Yotsumoto,H.; Yanagita,T.; Yamamoto,K.; Ogawa,Y.; Cha,J.Y.; Mori,Y. (Planta Medica, 1997)