TY - JOUR AN - 2 AU - Lee,M.K. AU - Kim,H.S. TI - Inhibitory effects of protoberberine alkaloids from the roots of Coptis japonica on catecholamine biosynthesis in PC12 cells JO - Planta Medica PY - 1996 VL - 62 SP - 31-4 M2 - 31 ER -