英语语法分析

Nonnatural amino acid 3 (4 thiazolyl) D, L alanine hydrochloride and its four intermediates were synthesized.

合成了非天然氨基酸3（4噻唑基）D，L丙氨酸盐酸盐及其四个中间体。

Cell viability was examined by methyl thiazolyl tetrazolium (MTT) assay and 50% inhibitive concentration (IC50) of cisplatin was examined also.

四甲基偶氮唑蓝比色法检测细胞存活率并计算顺铂的50%抑制浓度(IC50)。

Methyl thiazolyl tetrazolium (MTT) method was used to compare the ability of growth and proliferation between rat dental pulp stem cells and marrow mesenchymal stem cells.

采用四甲基偶氮唑盐法对大鼠牙髓干细胞和骨髓间充质干细胞的生长及增殖能力进行检测比较。