丙酮

Endosperm cDNA Library and Cloning Research of Phosphoenolpyruvate Carboxylase Gene

胚乳cDNA文库的构建及磷酸烯醇式丙酮酸羧化酶基因克隆的研究

Four differentially expressed cDNA had been cloned and made function analysis. Homology search in Genbank showed that there were two new sequences; the other is methyl-binding domain protein , phosphoenolpyruvate carboxylase , respectively.

同时，对4个Northern杂交验证的差异表达片段进行了克隆测序，结果表明，有2个为新基因，其余的2个片段可能分别为甲基化区结合蛋白和磷酸烯醇式丙酮酸羧化酶。

Phosphoenolpyruvate carboxylase is the enzyme that catalyzes the carbon fixation in the C4 pathway.

磷酸烯醇丙酮酸羧化酶 Phosphoenolpyruvate carboxylase，PEP carboxylase）在C-4 途径催化碳的固定。

In the leaves, the mesophyll cells surrounding the vascular bundles contain the carbon dioxide-fixing enzyme phosphoenolpyruvate carboxylase in their cytoplasm.

在叶片中，叶肉细胞包围着维管束，叶肉细胞细胞质中所包含的磷酸烯醇式丙酮酸羧化酶，具有比核酮糖二磷酸羧化酶更高的的与二氧化碳的亲和力。

The activity of pyruvate carboxylase depends on the presence of acetyl CoA so that more oxaloacetate os made when acetyl CoA levels rise.

丙酮酸羧化酶的活性依赖于乙酰-CoA 的存在。因此，当乙酰-CoA，水平上升时，会产生更多的草酰乙酸。

Because of the inflammable nature of both celluloid and acetone, the process is extremely complicated.

这也是赛璐珞框会有一股淡淡松香的原因，因为赛璐珞和丙酮剂两者都是高挥发易燃性原料，使制作手续繁复。

Based on the nitrogen content measured vial Kjeldahl nitrogen detection equipment,the substituted degree of cellulose nitrate by nitric acid was calculated to be 2.75 per glucose unit.

分别把NanoG、RNG和ONG加入到硝酸纤维素的丙酮溶液中，经过超声波震荡处理，挥发溶剂后得到三种纳米石墨导电复合膜。

If needed, use alcohol or a do it yourself cental air nail polish remover containing acetone.

如果需要，使用酒精或自己做环航空指甲油剂含有丙酮。

The nitrogen content, structure and properties of NCAGE were measured and chara...

结果表明，新型高能粘合剂同时含有-ONO2和-N3基团，其含氮量可达到15%～21%，结晶性下降，在204℃分解，有较大的放热峰，在丙酮等有机溶剂中溶解性很好。

CAR has high stereoselectivity for aromtic ketones such as acetophenone,2'-chloroacetophenone, 3'-chloroacetophenone, 4'-chloroacetophenone, 3-chloropropiophenone and2-chloro-2',4'-difluoroacetophenone.

羰基还原酶对芳香酮类化合物具有很高的立体选择性，对苯乙酮、2'-氯-苯乙酮、3'-氯-苯乙酮、4'-氯-苯乙酮、3-氯-1-苯丙酮和2-氯-2'，4'-二氟苯乙酮还原产物的e.e。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。