The aim of this article is to search for a microorganism degrading xanthan to form bioactive oligosaccharides and study the special physiological activity of the formed oligosaccharides.
本论文研究目的是通过生物方法降解黄原胶,进而去除十字花科植物黑腐病的毒素因子,同时探讨黄原胶降解后所产寡糖是否具有特殊的生理活性。
参考来源 - 黄原胶生物降解及其寡糖生理活性的研究The results showed that:a) Cyclic strtching at 500με,1000μεand 1500μεwith the frequency of 0.4Hz affected the physiological activity of osteoblasts delivered from rat calvaria.
结果表明：a）应变分别为500με、1000με和1500με，频率为0.4Hz的周期性拉伸刺激影响大鼠颅盖骨中分离出的成骨细胞的生理活性。
参考来源 - 周期性机械拉伸对大鼠成骨细胞生理活性和力学性质的影响·2,447,543篇论文数据，部分数据来源于NoteExpress
Yawning did nothing special to their state of physiological activity.
打呵欠对他们的生理活动状态没有什么特殊的影响。
Another flaw of the tiredness theory is that yawning does not raise alertness or physiological activity, as the theory would predict.
疲劳理论的另一个缺陷是，打哈欠并不能像该理论所预测的那样，提高警觉性或生理活跃度。
For starters, there are large differences among people in their levels of physiological activity.
首先，不同的人生理活动的水平各不相同。
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