Berberine Inhibits Growth of the Breast Cancer Cell Lines MCF-7 and MDA-MB-231 - Kim, Jong Bin; Lee, Kyung-Min; Ko, Eunyoung; Han, Wonshik; Lee, Jeong Eon; Shin, Incheol; Bae, Ji-Yeon; Kim, Sangmin; Noh, Dong-Young (Planta Medica, 2008)