specific activity的例句大全

a city that is the center of a specific activity or industry.

为某种活动或工业的中心的一座城市。

Flavone is widely researched in drug exploitation because of its specific activity to human body.

黄酮类成分因其多样生物活性是目前中药研究的热点.

After purification, the specific activity of LDH was enhanced to 1210.7 U/ mg with 30.2% total recovery.

粗酶液经分离纯化得到成品酶液，比酶活提高了51.7倍，达到1210.7U/mg，总收率为30.2%。

results: in xanthine oxidase method, the specific activity of sod still could be detected although sod was inactivated.

结果：在黄嘌呤氧化酶法反应体系中，SOD灭活后依然能够检测到SOD比活力值。

selection and improvement of ingredients of scintillation solution using in measuring the specific activity of 14 c-containing samples

测定14C样品比强的闪烁液配方的筛选与改进

The most often used units of specific activity ( abbreviated Sp. Act . ) are curies / mole.

最常用的比活性 ( 符号是Sp. Act ) 单位是居里/克分子.

By SDS-PAGE, thin layer scanner and activity assay, the purity reached 95%, specific activity was 1. 91 × 109 IU/ g, and the activity yield was 59. 28%.

经SDS－PAGE、薄层扫描及活性测定表明，纯度为95%，比活性为1.91×109IU／g，活性回收率为59.28%。

Copper/ zinc superoxide dismutase with high specific activity was prepared from fresh chinese tea leaves.

从茶叶酶学研究的特殊性出发，设计了有效的纯化路线，并以茶树鲜叶为材料，首次制备出高比活性茶叶铜锌超氧化物歧化酶。

In comparison with the sham group, the specific activity of succinic dehydro-genase was slightly decreased and the activities of cytochrome b and c+ c1 were decreased significantly 30 min after burn.

烫伤后30min组与假处理组相比，琥珀酸呼吸链中，琥珀酸脱氢酶比活力有降低趋势，差异接近显著；细胞色素b和细胞色素C+C I的还原活力均降低，差异十分显著。

The specific activity of digestive enzyme in one-year-old fingerling is higher than that of three-week-old fingerling in both species of fish, this result accords with the observation of tissue slice.

两种鱼肝胰脏消化酶活性均为一龄鱼种大于夏花阶段，这与组织切片的观察结果相符。

OBJECTIVE To obtain the recombinant human tissue-type plasminogen activator mutant ( reteplase, r-PA) with high purity and high specific activity.

目的获得具有高纯度、高生物活性的重组人组织型纤溶酶原激活剂改构体（瑞替普酶，reteplase，r-PA）。

This study showed that the acl gene that from Rhodotorula glutinis and other oleaginous yeasts can be regulated by using genetic engineering to increase the ACL specific activity and enhance the fatty acid synthesis.

本研究表明粘红酵母和斯达酵母等油脂酵母类的acl基因可以利用基因工程手段对其表达量进行调控，提高ACL酶活力，增强脂肪酸的合成。

The general physical symptoms were observed and loose stools rate, body mass, spleen index, thoracic gland index, serum D-xylose content, serum amylase activity, and serum succinate dehydrogenase specific activity of each group were detected.

观察各组大鼠一般症状，测定稀便率、体质量、脾脏指数、胸腺指数、血清D-木糖含量、血清淀粉酶活性、血清琥珀酸脱氢酶比活性等指标。

the specific activity of the enzyme was 0.581 mu/ g.

在28℃下摇床180r／min培养30h，酶的比活力最高达到0.581mU／g。

The studying results indicated that the leaves and buds of on-year tree generally had higher specific activity of α-amylase, lower specific activity of phosphatase and peroxidase, and lower content of soluble protein than those of off-year tree.

结果表明，大年结果树叶片和芽的α-淀粉酶活性总体上高于小年结果树，但磷酸酯酶活性、过氧化物酶活性和可溶性蛋白质含量总体上低于小年结果树。

In this survey, the surface γ dosage, radioactivity specific activity, uranium and thorium series equilibrium, the content of radioactive element of three kinds of typical Chinese zircon mineral has been analyzed, and the component and radioactivity of zircon in Wanning, Hainan Province tested.

调查分析了我国3个典型矿区锆英砂堆放表面γ剂量、放射性比活度、铀系和钍系平衡状况以及放射性元素含量；测定了我国海南万宁矿区锆英砂的组成及放射性。

After culturing for 40 h, 54 U/ mg dry cell weight of specific activity was produced.

YL-1培养40h后可获得54U/mg的干细胞比活力。

The head of the silkworm contained the highest specific activity, and followed by fat body and midgut.

其中，头部的比活力最高，其次是脂肪体和中肠。

this may be ascribed to the induction of glucose kinase synthesis, leading to the improvement of hexose monophosphate ( hmp) shunt flux and its specific activity greatly.

初始培养基中加入10g/L的葡萄糖酸钙，能够诱导葡萄糖酸激酶的生成，大幅提高其比活，增大磷酸戊糖（HMP）途径的通量。

Δ NSak was purified by two step ion exchange chromatography. The purity was over 95% and the specific activity of Δ NSak was 9 × 10 4 IU/ mg.

工程菌发酵、压榨后，经两步离子交换层析分离纯化，可获纯度达95%以上、比活性为9.0×104IU／mg的ΔNSak，与野生型Sak相似。