Objective To evaluate the cytotoxicity of hydroxyapatite (HAP) nanoparticles on human hepatocellular carcinoma cell line BEL 7402 by means of growth inhibition and apoptosis induction in vitro.

• 目的 从抑制细胞生长增殖和诱导细胞凋亡角度评价羟基磷灰石纳米粒子对人肝癌BEL 740 2细胞的细胞毒性。