建立了金线莲总生物碱的提取和测定方法。
Developeda method to extract and determine the total alkaloids from anoectochilus formosanus.
尼古丁是烟草中生物碱的主要成分，其生物学作用广泛。
Nicotine is a main component in tobacco, which has broad biological significance.
虽然果肉本身不含毒素，但其茎和叶却饱含一种叫做配糖生物碱的化学物质。
Though the fruit itself doesn't contain poison, the stem as well as the leaves contain a chemical known as glycoalkaloid.
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