酶活性

The recombination action assembled systematically in 2-3 compounds with active phenolic acid of transsulfurase influenced transsulfurase activity.

系统地组合2种或3种具有转硫酶活酚酸化合物在复合作用下对转硫酶活之影响。

Fe-only hydrogenase can catalyze the reversible reaction of protons and electrons to molecular hydrogen in nature.

对铁氢化酶活中心行化学模拟将有可能产生出新型产氢催化剂。

Its gene frequency was calculated according to Hardy-Weinberg equation.Results Activity of serum paraoxonase was 97.6-472.1 unit.

结果正常人群对氧磷酶活范围在97.6～472.1单位之间，不同年龄和别之间差异无显著。

Methods To analyse enzyme activity,electrophoresis,immunological measurment,chramatography and phosphatidase D of 500 normal child.

收集儿童及青少年不同年龄组正常人血清500例,行酶活分析、电泳、免疫测定、层析及酶分解试验。

Secondly the enzyme is inhibited by an intermediate lower down the metabolic pathway, usually either phosphoenolpyruvate or citrate.

其次，减缓代谢途径一个中间体，通常是磷酸烯醇或柠檬酸降低酶活。

Aloe chromone is a group of anti-inflammatory and anti-tyrosinase constituents found in aloe vera leaves.

芦荟色酮是在芦荟叶中特有一类具有抗炎和制酪氨酸酶等作用活物质。

Superoxide dismutase(SOD) in eggs can inhibit the photoreduction of nitro-blue tetrazolium (NBT).Thisreaction can be used to quantitatively determine the enzyme activities of SOD.

鸡蛋中超氧化物歧化酶（SOD）可以制氮蓝四唑（NBT）光化还，可以根据SOD对NBT光化还制作为酶活定量测定。

Of the system, P0 is one of the important components; it has twoactivities, MPO and DPO, and exists as proenzyme PPO in the insect.

其中，PO是PPO系统关键成分之一，它是以酶形式PPO存在于昆虫体内，具有MPO和DPO两种酶活。

Feedback inhibition The inhibition of the activity of an enzyme (often the first) in a multienzyme reaction sequence by the product of that sequence.

在多酶反应体系中，反应最终产物制最初反应酶活（通常是第一个酶）。

It is suggested that to use soil catalase and saccharase activities to indecate the contamination situation by heavy metal in the soil of tea garden.

建议以过氧化氢酶和蔗糖酶活作为评价和预测锰矿恢复区茶园土壤锰镉污染状况敏感指标。

It was proved that the osazone sulfuric acid development method(OSADM) is a quite ideal DAHPS activity assay method, according to the osazone's absorption map, the linear relations, detecting limit.

根据糖脎物质吸收图谱、线关系、最小检出限等方面都证明糖脎硫酸显色法是一种比较理想DAHPS酶活测定方法，并确定此法为测定酶活第三种方法。

Moreover, the activities of isocitrate lyase and isocitrate dehydrogenase in the 0 P-treated cells were 1.48 and 0.75 times higher than in the control at day 8 of the treatment.

在第8 d，缺磷条件下细胞异柠檬酸裂解酶活和异柠檬酸脱氢酶活分别是对照1.48倍和75%。

As the estrogen is combined with osteoclast, it can inhibit the activity of lysomal enzyme, inhibit bone resorption and decrease the ability of osteclast on forming cavate in bone slice.

作用于破骨细胞则制其溶酶体酶活，制骨吸收，并降低其在骨切片上产生凹陷能力。