qnb的近义词

The learning and memory abilities were detected by step down test and step through test, the activity of brain choline acetyltransferase ( ChAT) and the muscarinic receptor ( MR) density were determined by 3H acetyl CoA binding analysis and 3H QNB binding tests respectively.

用避暗法及跳台法测定动物的学习记忆功能，用放射配基结合分析法分别测定脑胆碱乙酰转移酶（ChAT）活性和M受体密度。

The changes of brain muscarinic cholinergic receptor density of rats in early and late stage of aging were studied. An autoradiographic technique with 3H QNB was used as radioactive probe to study the changes of M receptor density in brain slices.

采用放射自显影技术测定脑切片胆碱能M型受体，观察大鼠在老年早期和老年晚期不同脑区M型受体密度的变化。

The effects of tetrandrine, berbamine and some other tetrahydroisoquinolines on [~ 3h] QNB binding to M-cholinergic receptors in rat brain

粉防己碱，小檗胺等四氢异喹啉类生物碱对大鼠脑内M-胆碱受体的作用