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1.disturbance of purine metabolism
嘌呤代谢紊乱收藏指正
2.pyrimidine and purine bases
嘧啶和嘌呤碱基收藏指正
3.Nicotine is a colorless,poisonous alkaloid.
尼古丁是无色有毒生物碱。收藏指正
4.Adenine has a purine ring structure.
腺嘌呤具有嘌呤环的结构。收藏指正
5.an alkaloid extracted from the nightshade family
从茄属植物中提取的生物碱收藏指正
6.Assay on Total Alkaloid in Xinjiang Cydonia Oblonga Mill
新疆?X?K中总生物碱的测定收藏指正
7.An alkaloid that is the active component of curare.
筒箭毒碱作为箭毒活跃成分的生物碱收藏指正
8.any of several bases that are derivatives of purine.
从嘌呤衍生出来的许多碱。收藏指正
9.Prenatal exposure to arecoline (areca nut alkaloid) and birth outcomes
出生前暴露于槟榔碱(槟榔果中的生物碱)及其出生转归收藏指正
10.poisonous crystalline alkaloid occurring with ephedrine and isomorphic with it.
有毒的晶状生物碱，与麻黄碱共生、同形。收藏指正
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