Methods To draw the MELDS19 cell growth curve, count the MELDS19 cell mitosis index,colony forming test and benziding staining positivity percentage when MELDS19 cell is exposed to HMBA and HMBPA.

• 方法绘制HMBA单独或与HMBPA联合作用下的MELDS19细胞生长曲线,联苯胺染色法检测其分化百分率,成集落实验检测细胞增殖情况。