查询词典 lactam

ABSTRACT Objective To develop an HPLCELSD method for determination of arginine in βlactam antibilotic injection.

目的 建立高效液相色谱蒸发光散射检测法分析β内酰胺类抗生素注射用制剂中精氨酸的含量。

The main researches of this dissertation are summarized as follows:1. AFM study of different effects of natural and semisyntheticβ-lactam on the cell envelope of E.coli.

主要内容归纳如下：1、基于AFM大气氛中成像，研究天然与半合成内酰胺类抗生素对大肠杆菌形态的影响。

Penicillin G Potassium First Crystal is the basic chemical raw material for the production of ?-lactam antibiotics.

青霉素钾工业盐是一种用于制造β--内酰胺类系列抗生素药品的基础化学原料药。

The discovery of penicillin so that the people of pathogenic micro-organisms from infection caused by various diseases are no longer at a loss, and thus the development of a large number of β-lactam antibiotics, for the protection of human health have made great contributions to the.

青霉素的发现使人们对由病原微生物感染而引发的各类疾病不再束手无策，并由此发展了大量的β-内酰胺类抗生素，对保护人类健康作出了巨大贡献。

To date, the mechanism of resistance to antibiotics, particularly β-Lactam class of antibiotic, is becoming exceedingly complex.

尤其对临床上使用较多的头孢菌素类、青霉素类等β-内酰胺类抗生素的耐药，已给人类健康造成巨大威胁，急需阐明其复杂的耐药机制。

Beta;-lactam antibiotics is normally obtained from fermentation, purification, chemical modification and refining process.

beta；-内酰胺类抗生素一般由微生物发酵、纯化、精制以及化学修饰等过程得到。

DAC, similar to CPC in structure, contains theβ-lactam ring.

去乙酰头孢菌素C的结构与头孢菌素C类似，含有β-内酰胺环。

ESBLs was the main reason of Gram-negative bacteria drug- resistant toβ-lactam antibiotic.

产ESBLs的菌株耐药题目已经成为当前全球最重要的医院内耐药题目之一。

The development of antibiotics agents and β-lactam antibiotics were briefly described in this paper, both the development of cephalosporins and the characteristics of Cefradine were introduced. The synthesis of Cefradine was studied particularly.

本论文简述了抗生素及β—内酰胺类抗生素的发展概况，详细介绍了头孢菌素类抗生素的进展与第一代头孢菌素类药物——头孢拉定的特点，着重研究了头孢拉定的合成。

Most bacteria were resistant to βlactam antibiotics, but sensitive to aminoglycosides, Carbopenem antibiotics and quinolones antibiotics.

细菌多对β内酰胺类抗生素耐药，普遍对氨基糖苷类、碳青酶烯类和喹诺酮类抗生素敏感。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。