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1)  specific activity
比活力
1.
Its specific activity was 124.
用弗氏链霉菌S-221变种的羽毛粉发酵液离心后上清液经80%浓度乙醇沉淀离心提取的角蛋白酶,酶比活力124。
2.
The results shown that enzyme activity is effected by bacteria and culture time, and not by inducer; the distribution of enzyme produced by the two strains of bacteria is mainly in piroplasmic and intercellular; the specific activity in piroplasmic of Pseudomonas, sp.
DCP-1和Pseudomonassp,DCP-2中二氯酚降解酶活性及定域进行了测定,结果表明该酶的活力与菌种、培养时间等因素有关,与诱导物的关系不显著;酶主要定域在膜周及膜内;酶的活力在两种菌中的水平相当;酶的比活力在CDP-1的膜周处表现出相当高的水平。
3.
The results showed that if the insects were exposed to CA for 6h or 12 h,the specific activity of ACP increased by 6.
结果显示,高浓度CO2密闭处理药材甲老熟幼虫6 h和12 h,ACP比活力分别升高6。
2)  Enzymatic specific activity
酶比活力
3)  Trehalase activity
海藻糖酶比活力
4)  ATPase activity ratio of infected seedlings to uninfected ones
ATPase活力病/健比值
5)  Ratio of Synthesis to Hydrolysis
合成水解活力比
6)  Activity of phytase
植酸酶比活力
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性质:S.A.  一种酶纯度的表示法,以lmg蛋白质(或蛋白氮)所含的酶活力单位数表示。比活力=活力单位数/蛋白(氮)量(mg)=总活力单位数/总蛋白(氮)量(mg)。比活力越大,表示酶的纯度愈高。

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