脱氧

Hepatitis B virus ; Breast-feeding ; Polymerase chain reaction; Deoxyribonucleic acid

乙型肝炎病毒；母乳喂养；聚合酶链反应脱氧核糖核酸

Deoxyribonucleic Acid, for example… sounds impressive, right?

比如说脱氧核糖核酸，听上去很震撼是吧？

This kind of deoxyribonuclease possesses unique characteristics, which is different from the deoxyribonucleases which we have known before.

这种酶具有独特的酶学性质，不同于以往所知的脱氧核糖核酸酶。

Purpose To study the major characteristics of a novel deoxyribonuclease (EWD1) from Earthworm Eisenia foetida.

目的 研究蚯蚓组织中1种新型脱氧核糖核酸酶(EWD1)的主要酶学性质。

Key words］ Digestive system neoplasms;Deoxyribonuclease;carcinoembryonic antigen;Diagnostic techniques,digestive system

关键词］消化系统肿瘤；脱氧核糖核酸酶；癌胚抗原；诊断技术，消化系统

Deoxyribonuclease of Ganoderma lucidum is characterized in that the molecular weight is 13,807Da, N-terminal amino acid sequence is PLDTGRYHIY, and the deoxyribonuclease has two peptide fragments of QVETVVDRLDELPIR and ESPGLQGVSSVPLR.

灵芝脱氧核糖核酸酶的分子量为13807Da、N-端氨基酸序列为PLDTGRYHIY、具有QVETVVDRLDELPIR和ESPGLQGVSSVPLR两个肽段。

Deoxyribonuclease for cystic fibrosis.

脱氧核糖核酸酶为囊性纤维化。

The purification method of the deoxyribonuclease comprises the following steps: drying fresh fruiting body of Ganoderma lucidum, pulverizing, extracting to obtain crude deoxyribonuclease, salting out with ammonium sulfate, carrying out affinity chromatography, gradient-eluting, carrying chromatography in SP Sephorose Fast Flow column, and gradient-eluting with 0 to 0.3 M NaCl to obtain seoxyribonuclease of Ganoderma lucidum.

该酶的提取纯化方法，以新鲜灵芝子实体为原料，经干燥处理后粉碎、粗酶抽提、硫酸铵盐析、亲和层析，梯度洗脱，再用SP Sephorose Fast Flow柱层析，以0～0.3M NaCl梯度洗脱，即可获得灵芝脱氧核糖核酸酶。

AIM: To analyze the changes of the total bile acid and the ratio of cholic acid/chenodeoxycholic acid in serum of patients when rejection reaction and the transplanted liver functional recovery delay happen after liver transplantation.

目的：评价肝移植术后患者血清总胆汁酸水平、胆酸，鹅脱氧胆酸比值在肝移植术后发生排斥反应及肝功能延迟恢复时的变化规律。

Sanger, F., et al. 1980. Cloning in single-stranded bacteriophage as an aid to rapid DNA sequencing. J. Mol. Biol.

Sanger酶学法的原理[2]即用双脱氧核苷酸作为链终止试剂，通过聚合酶的引物延伸产生一系列大小不同的分子后再进行分离的方法。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。