加兰他敏是从雪片莲中提取的一种生物碱，具有可逆性胆碱酯酶抑制活性。
Galantamine is an alkaloid originally extracted from the bulbs of the plant Leucojum aestivum and shows reversible acetylcholinesterase(AChE) inhibitory activity.
中膜层病理学改变是可逆性的，但已失去血管舒缩功能，仅具生物支架作用。
The pathological changes of tunica media were reversible, without vasomotion and play a stent role only.
经过系统药理学研究表明，该生物碱具有良好抗胆碱酯酶效应，从而可认为该生物碱系一种新结构类型的可逆性胆碱酯酶抑制剂。
The systematic pharmacological study shows that this alkaloid possesses good anticholinesterase effect, and therefore it is a new structure type of reversible acetylcholinesterase inhibitor.
根据生物素标记反应的不可逆性，设计了一种基于磁性分离的快速纯化方法。
According to the irreversibility of biotin labeling, a quick method was designed for the purification of biotin labeling small molecule by magnetic separation.
根据生物素标记反应的不可逆性，设计了一种基于磁性分离的快速纯化方法。
According to the irreversibility of biotin labeling, a quick method was designed for the purification of biotin labeling small molecule by magnetic separation.
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