咖啡碱（Caffeine ）是从茶叶、咖啡果中提炼出来的一种生物碱，适度地使用有祛除疲劳、兴奋神经的作用，临床上用于治疗神经衰弱和昏迷复苏。
...原酸甲酯(chlorogenic methyl ester,9)、尿嘧啶(uracil,10)、没食子酸(gallic acid,11)、木栓酮(friedelin,12)、咖啡碱(caffeine,13)、α-菠甾醇(α-spinasterol,14)、α-香树脂醇(α-amyrin,15)、棕榈酸(palmitic acid,16)、可可碱(theobromine,17)、β-谷甾醇...
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The isolation of the SAM gene established a good foundation for further study on stress physiology，senescence physiology and caffeine biosynthesis in tea plant.
该基因的克隆为今后进一步开展茶树逆境生理、衰老生理以及咖啡碱代谢的调控研究奠定了基础。
参考来源 - 茶树SWhen the temperature of baking was higher and the time was longer, the coffeine content's loss was more during different seasons, therefore, spring>autumn>summer.
不同季节间,烘焙温度越高,时间越长咖啡碱含量的损失越多:春季>秋季>暑季。
参考来源 - 福建乌龙茶咖啡碱含量分析及烘焙工艺研究Four methods for determination of tea compositions, such as polyphenols, amino acid and theine were developed and contrasted.
从不同光谱测量波段范围、不同光谱仪、不同测量方式以及不同样本状态方面建立并对比分析了茶叶中茶多酚、氨基酸和咖啡碱三种主要成分的四种光谱快速测量方法。
参考来源 - 基于机器视觉及光谱技术的茶叶品质无损检测方法研究·2,447,543篇论文数据，部分数据来源于NoteExpress
结果表明，随原料级别的降低，所制罐装绿茶水中多酚类、儿茶素、咖啡碱、氨基酸的含量下降；
The results showed that contents of polyphenols, catechins, caffeine and amino acids decreased, off_flavor aroma got weak and tea cream decreased with the drop of raw material grade.
结果表明，特种紫茶在黄酮类、咖啡碱、锌和花青素含量上较对照要高，而茶氨酸和儿茶素总量则较对照低；
The results showed that the content of anthoxanthin, Zn, caffeine and anthocyanin in the special purple tea was higher than that in Yunkang 10, while that of theanine and catechin is lower.
如果母亲摄入过多的咖啡碱，或者怀疑宝宝对咖啡碱敏感，那么过量的咖啡碱应该是引起宝宝以上症状的原因。
If a mother is consuming more than this, or suspects the baby may have a sensitivity, then too much caffeine should be investigated as a cause for the baby's symptoms.
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