an unpleasant smelling fatty acid found especially in butter

After the problems in butyric acid production by microbial fermentation are analyzed, some ideas about its further development are presented.

分析了发酵法生产丁酸的存在问题，并对微生物发酵法生产丁酸的研究方向进行展望。

Acid kind basically is lactic acid, acetic acid and butyric acid and caproic acid etc of organic acids, influence of liquor taste and after taste.

酸类主要是乳酸、乙酸、丁酸和己酸等有机酸类，影响白酒的口感和后味。

The performance of the catalysts for hydrodeoxygenation of model organic compounds, butyric acid and butanol, was investigated in a continuous fixed bed reactor.

以有机含氧化合物丁酸和丁醇为合成油品的模型化合物，在连续流动固定床反应器中考察了催化剂的加氢脱氧性能。

In addition, the Steve Irwin has iron spikes to prevent the Japanese from boarding, and Watson's crew has a store of vile-smelling butyric acid stink bombs to fling aboard any vessel that comes close.

此外，史蒂夫-欧文配备有铁钉以防日本人强行登船，还有气味极坏的丁酸臭气弹可以投掷到任何靠近的船只。

Glycidyl butyrate was synthesized from racemic epichlorohydrin and butyric acid by chemical means. The purity of the refined product was over 96% and the yield was about 47%.

利用化学方法，由外消旋环氧氯丙烷出发，合成丁酸环氧丙酯，精制后可获得纯度96%以上的丁酸环氧丙酯，收率为47%。

Lactic acid, acetic acid and butyric acid coexisted in sour brewing products.

酸味酿造产品中乳酸、醋酸、丁酸共存，但比例不同形成的酸味特征也不同。

The mechanism of butyric acid is multifaceted and its involvement in the regulation of gene expression.

丁酸的作用机制是多方面的，其中许多机制与其参与基因表达的调控作用有关。

It was found that the fermentation type was a butyric acid type fermentation.

并且确定发酵类型以「丁酸型」为主。

The effects of butyric acid on cloned human lung cancer cells (PLA-801D) were observed with flow cytometry (FCM) and the conventional methods to identify the biological characteristics of cell lines.

运用鑒别细胞群体生物学特性的常规方法和流式细胞光度术(FCM)，我们研究了正了酸对人肺癌细胞(PLA- 801d)的某些生物学作用。

Objective To explore the eradicating effect of butyric acid bacillary drug in childrens helicobacter pylori (HP) infection.

目的探讨酪酸菌制剂对儿童幽门螺桿菌(HP)根除的效果。

Because of butyric acid fermentation inhibited by its end products, microbial fermentation is both low productive and expensive nowadays and difficult to compete with chemical synthesis.

丁酸发酵是一种终产物抑制发酵，因此微生物发酵法生产丁酸收率低而经济效益差，目前尚难替代化学合成法。

In addition, some organic acids with the bad breath, such as butyric acid and propionic acid, and indole, methyl indole compounds and cadaverine.

此外，一些有机酸也与口臭有关，如丁酸和丙酸，以及吲哚、甲基吲哚和尸胺等化合物。

The conversion of butyric acid was over 80%.

在此条件下正丁酸的转化率在80%以上。

Benzyl butyrate was synthesized from benzyl alcohol and butyric acid by esterification using ceric sulfate as catalyst.

以硫酸高铈为催化剂，丁酸和芐醇为原料合成丁酸芐酯。

Results showed 2-methyl butyric acid was the characteristic product of C. difficile and was wrong identified as isovaleric acid by others.

结果表明2-甲基丁酸是艰难梭菌的特征性产物，以前曾被其他作者错误地鑒定为异戊酸。