Verma R S, Rubenstein C, Dosik H
In Vitro. 1977 Nov;13(11):806-7. doi: 10.1007/BF02627861.
There was no significant difference in the mitotic indices of the cultures maintained at different CO2 concentrations, i.e. 0 percent, 5 percent and 10 percent. However, considerable variation was recorded among different individuals.
在不同二氧化碳浓度（即0%、5%和10%）下培养的细胞，其有丝分裂指数没有显著差异。然而，不同个体之间记录到了相当大的差异。
