cloned msc of passage 5 at logarithmic phase were selected to identify in vitro differentiation potential by ossify induction test and detect the optimal inoculating density.

取第5代对数生长期骨髓基质干细胞，用成骨诱导试验进行体外分化潜能鑒定。 ⑤取第5代对数生长期的骨髓基质干细胞，按常规方法测定最适细胞接种密度。

results after cells inoculation, 1-3 days was latent phase, 5-10 days was logarithmic phase and stagnate phase was from 12 days.

结果细胞接种后第1～3天为静止生长期，第5～10天处于对数生长期，第12天后进入平台期。

in the logarithmic phase of growth, according to an exponential law, the growth rate constant and heat output at different concentration of pilose autler had been calculated.

按指数生长模型计算出生长速率常数和总发热量，进而求出最佳用药质量浓度。

the special growth rate of taxus cell subcultured on logarithmic phase was 1.6 folds of that on stationary phase and the production of taxol was increased by nearly 4 times;

在细胞生长的对数期继代较静止期继代的细胞增长率提高1.6倍，同时紫杉醇含量提高了近4倍；

during logarithmic phase of cultivated ovary granulose cell, experiments were carried out to investigate the genetically procreation toxicity of f-2 toxin and the detoxification of v-e.

采用细胞体外培养的方法，在卵巢颗粒细胞对数生长期，对f-2毒素的繁殖遗传毒性和v-e对其的解毒作用进行了研究。

a simple method of plotting logarithmic phase frequency response curve for open-loop systems;

介绍了绘制开环系统相频特性曲线的简易方法。

in this paper, a simple method of plotting logarithmic phase frequency response curve for open-loop systems is advanced.

文章给出了绘制开环系统对数相频特性曲线的简便方法。