Gradient gel electrophoresis showed only one band of GGT activity.
聚丙烯酰胺梯度凝胶电泳显示一条GGT活性区带。
The invention discloses a titanium matrix gradient composite material with biological activity and the process for preparation thereof and the application thereof.
本发明公开一种具有生物活性的钛基梯度复合材料及其制备方法与应用。
These conditions are generally restricted to high gradient streams entering a deep lake or where tidal activity homogenizes the water masses, thereby destroying any gradients.
这种情况通常只在高梯度水流流入深湖或潮汐活动使水体均匀从而消灭一切梯度的情况下发生。
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