丁酸

Objective: To synthesize 2-benzyloxy-5-fluoro-4-oxo-pyrimidine-3-butyric acid ethyl ester, the key intermediate in the synthesis of fluorouracil derivatives.

目的：合成氟尿嘧啶类衍生物合成中的关键中间体2-苄氧基－5-氟－4-嘧啶酮－3-丁酸乙酯。

One compound is identified as the title compound 2-benzyloxy-5-fluoro-4-oxo-pyrimidine-3-butyric acid ethyl ester, and the other one is its formula isomer.

通过IR谱确证一个化合物是目标物2-苄氧基－5-氟－4-嘧啶酮－3-丁酸乙酯，另一化合物是它的同分异构体。

These tests showed pu-erh performed at least as well as clofibrate, the most advanced medicine for the purpose, without the drug's side effects.

这些试验表明普洱茶在这方面的功效不差于专门用于治疗高血脂的药物--对氯苯氧异丁酸乙酯，而且没有这种药物的副作用。

When the purified CSF IgG of patients with schizophrenia was pumped into the cateral ventrick, dialysed sample from hippocampus in rat was taken continously and the levels of Gly and GABA were detected.

定时观察大鼠的行为变化，并不间断地从大鼠脑海马区透析样品，测定其中γ-氨基丁酸及谷氨酸的含量。

Objective To investigate the effect of time factor on differentiation of neural stem cells to gamma aminobutyric acid neurons.

目的 探讨时间因素对体外培养的神经干细胞向卜氮基丁酸（gamma aminobutyfic acid，GABA）能神经元分化的影响。

IMPLICATIONS: Ketamine can be used safely in neurologically impaired patients under conditions of controlled ventilation, coadministration of a {gamma}-aminobutyric acid receptor agonist, and avoidance of nitrous oxide.

氯胺酮可以安全的应用於神经系统损伤的病人，但是要控制呼吸以及联合应用γ-氨基丁酸受体激动剂并且避免使用笑气。

Progesterone and #gamma#-aminobutyric acid could initiate the acrosome reaction in guinea pig spermatozoa,which was independent of extracellular Cl一in vdro,and a potentiation effect between progesterone and GABA was demonstrated.

在体外，孕酮和#gamma#-氨基丁酸可明显地引起豚鼠精子顶体反应，并且两者合并使用，对顶体反应的诱发有协同作用；这种反应不依赖于细胞外C1-。

There is increasing evidence that glutamate and γ-aminobutyric acid systems may contribute to mood disorder.

越来越多证据表明，谷氨酸能和g氨基丁酸能系统可能参与了抑郁症的发病过程。

Halothane and propofol enhance the activity of the -aminobutyricacid system, which is one of the most important systemsin the mechanism of anesthesia.

氟烷和异丙酚能增强麻醉机理中最重要系统γ—氨基丁酸系统的活性。

With this aim, two different haptens mono- O -3-carboxypropyl- diethylstilbestrol and mono- O -carboxymethyldiethylstilbestrol with carboxylic group that preserve the molecular structure character of diethylstilbestrol were synthesized. The haptens were conjugated with the carrier proteins bovine serum albumin by mixed-anhydride method for immunogen and conjugated with ovalbumin by active ester method for coating antigen.

首先，两种保留己烯雌酚特征结构并具有活性基团的半抗原正丁酸己烯雌酚单醚、乙酸己烯雌酚单醚被合成；然后采用混合酸酐法将半抗原与BSA偶联制备成免疫原，采用活性酯法将办抗原与OVA偶联制备了包被原。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。