Progress in enzymatic conversion of cephalosporin C to 7-aminocephalosporanic acid 酶法转化头孢菌素C成为7-氨基头孢烷酸的研究进展
Recovery of Deacetyl Cephalosporin C by Ion-exchange Resins from Waste Drainage 离子交换法从吸附余液中回收去乙酰头孢菌素C的研究
Conclusion: the level and the stability of cephalosporin C fermentation was increased. 结论:药酶能够提高头C发酵的水平。
Expression of Cephalosporin C Acylase in Acremonium chrysogenum 头孢菌素C酰基转移酶在顶头孢霉中的表达
Research on the Compressibility of the Cephalosporin C Fermentation Broth 头孢菌素C发酵液可压缩性及膜分离的工艺研究
Purification of Cephalosporin C and Protein by Chromatography and Electrochromatography 色谱与电色谱纯化头孢菌素C及蛋白质的研究
Studies on chemical transformation of the side chain of cephalosporin C 化学转换头孢菌素C的侧链
The qualified rate of cephalosporin C sodium by menstruum crystallization method was 100%, but the qualified rate of cephalosporin C sodium by spray drying method was just 20%. 溶媒结晶法合格率为100%,而喷雾干燥法合格率仅为20%。
Prediction of the cephalosporin C biosynthesis by a back propagation neural network model 利用神经网络预测头孢菌素C的生物合成
Application of Ultrafiltration for Purification of Cephalosporin C 超滤法提纯头孢菌素C的应用研究
Metabolic Properties of Cephalosporin C Fermentation 头孢菌素C发酵过程代谢特性
Isolation of cephalosporin C from high potency fermentation broth by ion exchange process 头孢菌素C生产工艺改进的研究Ⅲ.头孢菌素C高产菌种发酵液离子交换提取工艺
Studies on Fermentation of cephalosporin C by Cephalosporium Acremonium c-82-123 头孢菌素C的发酵研究
Ultrafiltration process of cephalosporin C sodium solution 头孢菌素C钠溶液膜分离工艺的研究
The action of transition metal ions with cephalosporin C 头孢菌素C与过渡金属离子的作用
A hormone level unsteady compare greatly. The effect of shear action has a remarkable effect with Cephalosporin C production. A组激素水平不稳定性较大。剪切力作用对头孢菌素C的发酵水平影响较大。
Study on the rheological characteristics of cephalosporin C fermentation broth 头孢菌素C发酵液流变特性的研究
Cephalosporin C ( CPC), one of the industrially important β-lactam antibiotics, has a high demand for producing anti-infectious and semi-synthetic antibiotics. 头孢菌素C是工业上重要的一类抗生素,在用于抗感染以及半合成抗生素方面有很高的需求量。
Effect of Hydrogen Peroxide on the Conversion of Cephalosporin C to Glutaryl-7-ACA by D-Amino Acid Oxidase 过氧化氢对D-氨基酸氧化酶转化头孢菌素C为戊二酰-7-氨基头孢烯酸反应的影响
Increase The Cephalosporin C Yield by Optimizing the Medium 优化培养基提高头孢菌素C产量
Application of Ultrafiltration Membrane to the Purification of Cephalosporin C 平板式超滤膜在头孢菌素C生产中的应用
Comparision studies on solvent extraction and spray drying proceses to prepare cephalosporin C sodium 溶媒法或喷雾干燥法制备头孢菌素C钠盐
Study on Effect of Shear Action on Cephalosporin C Fermentation 剪切作用对头孢菌素C发酵的影响
The application of reverse osmosis process in the exraction of cephalosporin C 反渗透技术应用于头孢菌素C提取工艺
The effective separation of desacetyl cephalosporin C ( DCPC) from cephalosporin C ( CPC) and other impurities was achieved by using the powdery activated carbon as an adsorbent to deal with the waste drainage from the current process for CPC production. 利用粉状活性炭为吸附剂,处理头孢菌素C生产过程中的废弃液,实现了去乙酰头孢菌素C(DCPC)和头孢菌素C(CPC)及其他杂质的有效分离。
Purification of cephalosporin C sodium by solvent crystallization 溶剂结晶法纯化头孢菌素C钠盐
The Research About the Substitution for the New Organic in the Production of Cephalosporin C Fermentation 新型氮在头孢菌素C发酵生产中的替代应用研究
In the process of industrial production of Cephalosporin C, at present, the resin has been widely used to extract Cephalosporin C. The procedure of the extraction usually is resin-adsorption and resin-desorption, and the resin can be regenerated by isopropanol together with the base to achieve activation. 在目前制药工业生产过程中,均采用树脂提取头孢菌素C。提取阶段的工艺通常为树脂吸附、解吸,然后用异丙醇辅以碱液再生来达到活化树脂的目的。
In allusion to the problems in the manufacture of Cephalosporin C-Zn, namely the low yield and the poor quality, the crystallization technology of Cephalosporin C-Zn was systematically investigated. 本文针对头孢菌素C锌盐生产过程中收率低、含量低等问题,对其结晶过程进行了系统研究。