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The relative contribution of bacteria and archaea to ammonia oxidation is essential for our understanding of global nitrogen cycle.

氨氧化古菌和细菌对地球氨氧化过程的相对贡献率，是目前全球氮循环研究最重要的微生物生态学问题之一。

Both glutamate and ornithine pathways of proline biosynthesis were stimulated by CaM under osmotic stress.

因此，这种脯氨酸积累的增强效应是CaM对两条脯氨酸合成途径共同作用的结果。

A reaction mechanism is proposed to involve one pre-equilibria. First we select a Pt model drugs Na_2PtCl_6 to oxidate L- cysteine and L- cysteine hydrochloride, and study the kinetics of the reaction.

对L-半胱氨酸及其盐酸盐是一级反应的实验结果，建立了半光氨酸一个前期平衡的化学动力学机理，根据该机理圆满解释了实验现象和结果。

Phenotype-genotype analysis showed that both the penetrance and severity of phenotype correlate with expansion size.

HOXD13蛋白N端功能、多聚丙氨酸的作用及多聚丙氨酸延展突变的致病机制尚不十分清楚。

It was found that the light emission produced by the oxidation of luminol by postassium periodate in the basic medium was enhanced by ampicillin sodium. A new, simple and rapid method has been developed for the determination of ampicillin sodium.

在氢氧化钠介质中，高碘酸钾氧化鲁米诺产生化学发光，氨苄西林钠显著增强该体系的发光，据此建立了一种简单、快速测定氨苄西林钠的流动注射化学发光新方法。

In this work, metabolic engineering method was first introduced to meet the national demand of phenylalanine in our country.

为了提高我国苯丙氨酸的产量，我们首次将代谢工程方法应用于苯丙氨酸基因工程菌的构建。

In addition to tryptophan, the method worked with phenylalanine and tyrosine, two amino acids commonly found in signaling proteins.

除色氨酸外，用同样的方法研究了苯丙氨酸和酪氨酸，它们是信号蛋白质中两个2个常见的氨基酸。

Objective: To explore the expression of phosphorylated tyrosine and tyrosine phosphatase SHP-2 in prostate cancer.

目的：探讨磷酸酪氨酸和含C-src同源序列的酪氨酸磷酸酶SHP-2在前列腺肿瘤组织中的表达。

At the same time, the content of the praline turned to be 118.85%, 128.28%, and 183.61% of CK, respectively.

强度试验显示，随酸雨胁迫强度增加，可溶性蛋白含量经历了升降转变过程，其中pH值为4.5、3.0和2.5时，蛋白质含量是CK（对照，pH 7.0）的147.98%、111.50%和73.69%；但脯氨酸含量持续上升，pH值为4.5、3.0和2.5时，脯氨酸含量是CK的118.85%、128.28%和183.61%。

Other amino acids such as proline and hydroxyproline can have a marked change in the direction of the polypeptide chain.

另一类氨基酸，像脯氨酸和羟脯氨酸，可能使肽链的方向发生明显的变化。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。