Tamoxifen inhibited the growth of ER-negtive and-positive brest cancer cells, induced G0/G1 phase arrest and induced cell apoptosis.

• TAM能抑制ER阳性和阴性的乳腺癌细胞的生长,阻滞细胞周期于G0/G1期,并可诱导细胞凋亡;