nitrite reductase

The Cr (ⅵ) removal rate and nitrite reductase activity were positively correlated with the nitrite reductase activity . Plus a magnetic field can enhance the vitality of nitrite reductase .

且外加磁场能够提高亚硝酸盐还原酶的活力，并确定铬（Ⅵ）的去除率与亚硝酸盐还原酶的活力呈正相关。

Nitrite reductase genes ( nirS and nirK ) and nitrous oxide reductase gene ( nosZ ) are widely used in the studies of denitrifying microbial diversity .

该过程中的亚硝酸盐还原酶基因nirS、nirK及一氧化二氮还原酶基因nosZ等被广泛地应用于反硝化微生物多样性研究。

Screening of High Nitrite Reductase Producing Strains and the Optimization of Fermentation

亚硝酸还原酶高产菌株的筛选及发酵条件优化

There were little differences on nitrite reductase activity and glutamine synthetase activity among tested varieties .

叶片亚硝酸还原酶活性和谷氨酰胺合成酶活性在供试不同氮效率品种之间差异较小。

Effects of Internal and External Physiological Conditions on Nitrite Reductase Activity in Etiolated Leaves of Wheat Seedlings

内外生理条件对小麦黄化幼苗叶片亚硝酸还原酶活力的影响

The concentration of nitric oxide in placental tissues was assayed by nitrite reductase .

采用硝酸盐还原酶法测定两组胎盘组织NO浓度的变化。

NO_2 ( 56 ppm ) raised nitrite reductase activity , but had little effect on nitrate reductase activity .

NO2~-提高亚硝酸还原酶活性，而对硝酸还原酶活性的影响较小。

But urease , nitrite reductase and hydroxylamine reductase activities had no significant correlations with it .

但脲酶、亚硝酸还原酶和羟胺还原酶活性与土壤质量含水率之间均无显著相关性。

As the only nitrite reductase , the expression of NrfA is an induced process depending on growth phase and nitrite existence .

NrfA蛋白作为唯一的NO2-末端还原酶，其表达是一个随生长阶段的N02-诱导表达的过程。

The effect of alternative freezing and thawing can enhances the activities of some soil enzymes greatly , such as phosphatase , nitrate reductase and nitrite reductase .

冻融交替作用明显地增强土壤中磷酸酶、硝酸还原酶和亚硝酸还原酶的活性。

The Study on the Strain Fermentation of Nitrite Reductase and Its Application in Cooking Sausage The Effect of Acetate Production from Anaerobic Fermentation of Sewage Sludge by Sulfate Reducing Bacteria

产亚硝酸还原酶菌株发酵特性及酶在肉制品中的应用硫酸盐还原菌对城市污泥厌氧发酵定向产乙酸的影响研究

Compared with non-transgenic Bt rice , transgenic Bt rice straws in paddy soil had no significant effect on the activities of nitrate reductase and nitrite reductase .

与常规水稻相比，转Bt基因水稻秸秆还田后对土壤硝酸还原酶和亚硝酸还原酶活性并无影响。

On the base of twice optimization , nitrite reductase enzyme concentration reached 2139.2 U / mL , which was 58.06 % higher than before , 17.59 % higher than the first optimization .

综合两次优化的最优条件，亚硝酸还原酶的酶浓度为达到2139.2U／mL，比优化前高出58.06%，比一次优化后高出17.59%。

Enzymatic study of the nitrite reductase show that temperature for enzyme reaction are 28-35 ℃, the optimum temperature is 30 ℃; Thermal stability of the enzyme is not good . So when temperature exceeds 40 ℃, enzyme activity loses 87.5 % .

对亚硝酸盐还原酶的部分酶学性质进行研究，得出酶反应的适宜温度为28-35℃，最适温度为30℃；酶的热稳定性不好，温度超过40℃，酶活性即损失87.5%。

The results showed that HQ + DCD could inhibit urease activity and increase activities of nitrate reductase , nitrite reductase , and hydroxylamine reductase significantly in comparison with CK , HQ and HQ + ECC .

结果表明，HQ+DCD组合与其它抑制剂处理相比能更有效地降低土壤脲酶活性，增加硝酸还原酶、亚硝酸还原酶、羟胺还原酶活性。

Nitrification inhibitor DMPP , DCD , AM , and TU had different levels of impact on the soil urease activity , nitrate reductase activity and nitrite reductase activity , which had the nitrogen conversion effect through influencing the activity of soil nitrogen transformation process .

硝化抑制剂DMPP、DCD、AM和TU对土壤中的脲酶、硝酸还原酶和亚硝酸还原酶均有不同程度的影响，并且通过影响土壤不同酶活性的变化而对该过程中氮素的转化起作用。

Effects of no_2 ~ - and fe ~ ( + + ) on the nitrite and nitrate reductase activity in rice seedlings

NO2~-，Fe~（++）对稻苗亚硝酸还原酶和硝酸还原酶活性的影响

Method : Determined nitrite / nitrate in cerebrospinal fluid by means of conversing nitrate into nitrite by nitrate reductase .

方法：采用硝酸盐还原酶法将CSF中NO-3还原为NO-2，测定其中NO-2/HO-3含量。