查询词典 biosynthesis

Objective To examine whether hypersecretion of ovarian androgen in polycystic ovary syndrome results from abnormal androgen biosynthesis by theca interna cells.

目的 检验多囊卵巢综合征患者卵巢卵泡内膜细胞雄激素合成是否异常。

In any cell equipped with the enzymes of the gamm-glutamyl cycle glutathione biosynthesis will be enhanced when the concentrationof the rate limiting substrate cysteine is increased intracellularly.

在含有谷氨酰循环酶的细胞内，当细胞内限速底物半胱氨酸浓度增高时，谷胱甘肽的生物合成提高。

The effects of added α-ionone,β-ionone and abscisic acid on the growth and lycopene biosynthesis of Blakeslea trispora have been investigated.

考察了三孢酸结构类似物α-紫罗酮、β-紫罗酮和脱落酸对番茄红素生产菌Blakeslea trispora的生长和番茄红素合成的影响。

The yield of P -carotene could reach 2.4 times when adding P -ionone, isonicotinoylhydrazine and succinmideas the inductors of the biosynthesis of 3 -carotene.

并优化得到了适宜的培养条件：28℃，250转／分，装液量50ml／250ml，pH6.7，接种量20％，正负菌接种比例1：10。

ABSTRACT This paper demonstrated that supplementing valine, isoleucine and leucine in synthetic media had different effects on biosynthesis of multi-components of biotechspiramycin.

在合成培养基中分别添加缬氨酸、异亮氨酸与亮氨酸考察其对必特螺旋霉素生物合成的影响，证明Val、Ile及Leu对必特螺旋霉素多组分的合成有着不同的调节作用。

PBAN regulates sex pheromone biosynthesis in lepidopteran insects.

PBAN的功能是促进鳞翅目昆虫的性信息素的生物合成。

Cassava was the main crop rich in starch, but with high content of the toxic cyanogenic glucosides linamarin and lotaustralin in all tissues, and cytochrome P450 gene catalyzing the biosynthesis of cyanogenic glucoside.

亚麻苦苷和百脉根甙等氰化物是木薯块茎、茎叶等组织或器官中的剧毒物质，细胞色素p450是调控氰化物生物合成的关键酶基因，克隆有关酶基因对于理解木薯氰化物代谢和通过转基因对木薯氰化物的改良具有重要意义。

The robustness of this model is discussed by using the S-system model. And the influences of cell growth rate on the biosynthesis of tryptophan, stability and dynamic behavior of the trp operon are investigated. A steady-state optimization model is established. It maximizes the accumulative term accounting for both consumption and secretion. The nonlinear optimization problem is approximately transformed to a linear optimization problem.

本文对表达阻遏蛋白的基因和表达合成色氨酸关键酶的基因之间相互作用进行了研究，通过模型考察了比生长速率对色氨酸生物合成和系统稳定性的影响，对色氨酸合成过程所涉及到的mRNA、酶等的动态行为进行了理论预测和分析，通过S-系统方程将非线性系统转化为线性系统，研究了系统的鲁棒性，并对色氨酸生产进行了优化。

In order to understand the biosynthesis and origin of the luciferin,the paper will summarize both historical and recent data on the structure?property and the biosy...

为了更清楚的认识荧光素在体内的生物合成与起源问题，本文对几种主要荧光素的结构性质和有关其生物合成研究的最新报道进行综述。

Now the known species of luciferin was variety,which had large differences on structure?property and synthesis.At present the research is focus on the biosynthesis of luciferin.

现在已知的荧光素种类繁多，不同来源的荧光素在结构、性质与合成上大不相同，荧光素在生物体内的生成问题是目前研究的焦点。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐