查询词典 DNase

Bovine pancreatic deoxyribonuclease is the best-characterized DNase which cleaves double stranded DNA with no sequence specificity.

牛胰脏去氧核糖核酸水解酶是研究得最为透彻的一种DNase，它会水解双股DNA，但不具序列专一性。

Total RNA extracted by improved guanidine thiocyanate method and treated with DNaseⅠwere found to be applicable to mRNA differential display technique.

提出了一种有效的芸芥总RNA提取和纯化方法改进异硫氰酸胍法提取的总RNA经DNaseⅠ处理后完全适用于DDRT-PCR分析。

The experimental results showed that DNase E had no sequence specificity, it was a non-specific nuclease.

实验结果表明，DNase E无序列特异性，属非特异核酸酶类。

In 5 μM. pseudolaric acid B-treated HeLa cells, caspase-3 proenzyme decreased followed by the degradation of caspase-3 substrates, ICAD (inhibitor of caspase dependent DNase) and PARP poly-(ADP-ribose polymerase.

土槿皮乙酸5μM作用于HeLa细胞后，caspase-3的酶原被降解，caspase-3底物ICAD(inhibitor of caspase activated DNase)和PARPpoly-(ADP-ribosepolymerase降解，caspase-3的抑制剂可部分抑制土槿皮乙酸诱导的细胞死亡，表明土槿皮乙酸诱导HeLa细胞凋亡时激活了caspase-3。

The content of DNA、RNA and total nucleic acid sostenuto reduced after anthesis,thereinto the rate of RNA content reduction was markedly quicker than DNA's,thereduction of DNA and RNA content markedly related to the rising of Dnase and Rnaseactivity.

小麦旗叶总核酸、DNA和RNA含量在开花后持续降低，其中RNA含量的降低显著快于DNA，DNA和RNA含量的降低与DNase、RNase的活性上升密切相关。

The first 0.1%collagenaseⅣ 0.1% hyaluronidase for 20 min and than 0.25% trypsin 0.04% EDTA 5μg/mL DNaseⅠfor 5 min,its enough to obtain germ cells and have optimal cell viability. 8.4±2.6×106 cells per gram testis were isolated and there was(19.7±5.3)% of PGP9.5 spermatogonium and (23.8±3.6)% of c-kit spermatogonium.

采用两步酶消化法，0.1%胶原酶和0.1%透明质酸酶消化20 min，0.25%胰酶 0.04% EDTA 5μg/mL DNaseⅠ处理5 min，就可以使睾丸生殖细胞充分分离处出来，每克睾丸组织克获得8.4±2.6×106个细胞，其中PGP9.5 精原细胞占(19.7±5.3)%，c-kit 精原细胞占总数的(23.8±3.6)%。

The above indicated that EWDs found in Lumbricus Bimastus had special enzymological characters and were new DNases, which were different from DnaseⅠand DNase II their catalytic mechanisms and classification wait to be studied and sorted.

这些提示：蚯蚓组织中发现的脱氧核糖核酸酶EWDs具有特殊的酶学特征，不同于DNaseⅠ和DNaseⅡ，是种新型的脱氧核糖核酸酶，但其作用机理和分类有待于进一步的研究和归类。

The results indicated that DNase E belonging to endonuclease.Conclusion1. Established a preparation technics of rude extracts of Lumbricus Bimastus nucleases.

应用琼脂糖凝胶电泳对DNase E水解双链环状DNA后的产物进行鉴定，证明了DNase E属于核酸内切酶。

A preliminary study on substrate specificity of Lumbricus Bimastus nuclease DNase E degradation studies showed that there were differences in degradation rate of the DNase E to different substrates.

双胸蚓组织核酸酶底物特异性的研究通过DNase E在最适反应条件下对几种不同底物降解速率的研究表明DNase E降解底物存在差异性。

A preliminary study on substrate specificity of Lumbricus Bimastus nucleaseTo measure degrade rate of DNase E to several different substrate in optimal reaction condition to demonstrate the substrate selectivity of DNase E. Agarose gel electrophoresis was used to investigate the products of DNase E processing double strands cyclic DNA to investigate the action of DNase E.

双胸蚓组织核酸酶底物特异性的研究测定DNase E在最适反应条件下对不同底物的降解速率，证明DNase E降解底物的选择性；应用琼脂糖凝胶电泳对DNase E水解双链环状DNA后的产物进行鉴定，阐明DNase E的水解方式。

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。