Methods: MTT colorimetric analysis was used to determine the proliferation of FL cell line, L929 cell line and cardiac myocytes of the new born rat in response to SIAF stimulation.

• 方法:采用MTT比色法测定SIAF对FL细胞、L929细胞及原代培养的大鼠乳鼠心肌细胞促增殖活性。