近年来对人呼吸道抗禽流感病毒感染的非特异屏障机制、禽流感病毒对人感染的机制研究不断取得新的进展。

There have been some advance in research into the nonspecific species barrier of human respiratory tract against AIV infection and the mechanism of the infection of AIV in humans in recent years.

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研究人员说，这样会产生天然机制屏障，达到控制消耗和防止放纵食欲的目的。

This feeds into natural mechanisms that control consumption and prevent overindulgence, said the researchers.

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结论中药养胃散能增加胃肠黏膜内PG, SS, MTL的分泌，可能是其增强胃黏膜屏障功能的机制之一。

Conclusion Increasing of PG, SS and MTL secretion may be one of the mechanisms of Yangweisan for improving the barrier of gastrointestinal mucosa.

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