青貝素 的英文怎麼說
中文拼音 [qīngbèisù]
青貝素
英文
chinpeimine-
Furbenicillin sodium, a known semi - synthetic ureide type of antibiotic firstly marketed in china, was synthesized from starting material 2 - furaldehyde via six steps including oximation reaction, beckmann rearrangement, isocyannuration, amination, condensation and salification etc
摘要以呋喃甲醛為起始原料，經厲化、貝克曼重排、異氰脲酸化、氨基化、縮合和成鹽6步反應，合成了酰脲類青霉素抗生素呋布西林鈉。Considering alcaligenes faecalis pencillin g acylase ( afpga ), which possesses the attractive characteristics for beta - lactam antibiotics conversions, the gene of pga was cloned into two expressing vector pkkfpga and psmlfpga. both the constructed plasmids psmlfpga and pkkfpga contained the pga gene, trc promoter and rrnb transcript terminator, differ in the replicon and antibotic marker, pkkfpga contained multicopy replicon ( cole 1 ) and ampicillin marker. while psmlfpga contained medium - copy replicon ( p15a ) and tetracycline marker
本文將糞產堿桿菌青霉素g酰化酶（ afpga ）基因構建表達載體pkkfpga和psmlfpga ， pkkfpga和psmlfpga均含trc啟動子、青霉素g酰化酶基因、 rrnb轉錄終止子，其中pkkfpga含有氨卞青霉素抗性基因和cole1高拷貝復制子；而psmlfpga含有四環素抗性基因和p15a中拷貝復制子。
分享友人