The effective chemical composition are the lactone and ketonic compound.

有效化学成分为倍半萜内酯及黄酮。

The brain is mainly used to do tofu plaster or lactone .

大脑主要是用来做豆腐石膏或内酯。

In vivo camptothecin remains a balance of E-lactone form and Carboxylic salt form.

喜树碱在体内存在内酯环形式和羧酸盐形式的平衡。

Its molecular structure is made up of a five member, unsaturated lactone ring with two hydroxyl groups.

其分子结构是由五个成员国，不饱和内酯环两个羟基。

It is used to shape the packaged liquid lactone tofu by means of heating and sterilize it by means of pasteurism.

用于将封装完毕的液体内酯豆腐加热成型及巴氏灭菌。

Signal transmission can be quenched by inhibition of N-acyl-homoserine-lactone, leading to breaking the initial of pathogenic genes transcription and the expression of virulence.

目前发现参与这种信息传递最普通的信号分子是N-脂酰高丝氨酸内酯。

RESULTS Although the cost of aqueous extract was lower, the yield of dry extract(20.00%) and the lactone content(6.33%) were also very low.

结果水提取虽然成本低，但干浸膏得率（2 0 0 0 %）和内酯含量（6 33%）也很低。

Glucono delta lactone is recommended since it hydrolyzes quickly in the dough to produce gluconic acid.

由于葡萄粮酸-δ-内脂在面团中可快速水解并生成葡萄糖酸,因此也被建议使用.