研究了氨和甲醇以铈改性丝光沸石为催化剂，在常压固定床上选择性合成二甲胺的反应。
The selective catalytic synthesis of dimethylamine from ammonia and methylalcohol over cerium modified mordenite under ambient pressure in a fixed bed reactor has been studied.
在本研究中，我们使用离体的狗气管肌肉条来探讨以组织胺处理是否会影响气管平滑肌对巴胺的反应。
In this study, in vitro canine airway smooth muscle preparations were employed to investigate whether histamine-treatment affects the responsiveness of airway smooth muscle to dopamine.
STR 体外酶活性分析采用间接荧光法检测色胺在反应体系的消耗。
In vitro, STR enzymatic assay was measured indirectly by fluorimetrically detecting depletion of tryptamine feeding on secologanin in the reaction mixture.
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