喹诺酮

A developmental focus was placed upon the intermediates of the drug such as cephalosporin,antihypertensive,antilipemic,antiulcer,antineoplastic,antiviral,antineuralgic,vitamin and amino acid.

重点发展第二、三、四代头孢菌素中间体、第三、四代喹诺酮类药物中间体、新型抗高血压药物中间体、新型抗高血脂药物中间体、抗溃疡药物中间体、抗癌药及抗病毒药物的中间体、中枢神经药物中间体、手性药物中间体、维生素及各种氨基酸。

Aim:To study the decarboxylation of quinolone s.

目的：研究喹诺酮类化合物脱羧反应。

There may be an active efflux system to fluoroquinolones that exists in Staphylococcus epidermidis

表皮葡萄球菌中可能存在针对氟喹诺酮药物的主动外排系统。

These three plasmid-mediated genes contribute to quinolone resistance in gram-negative pathogens worldwide.

这三种质粒介导的基因在世界范围内的革兰阴性病原体发挥着抵抗喹诺酮的作用。

The broth dilution method was used to determine MICs of fluoroquinolones against the QnrS-positive isolates. The accumulation of ciprofloxacin and the effect of efflux pump inhibitor, carbonyl cyanide m-chlorophenyl hydrazone for tested isolates of E.coli were measured by a fluorescenece method.

采用肉汤微量稀释法测定QnrS阳性株对氟喹诺酮类药物的MIC，荧光测定法检测盐酸环丙沙星在QnrS阳性株体内浓度的变化及能量抑制剂碳酰氰间氯苯腙对菌体内药物蓄积的影响。

An ion-pair high performance liquid chromatographic method with a fluorescence detector was established to determine four fluoroquinolone residues in fish.

采用离子对高效液相色谱法同时测定了鱼类中4种喹诺酮类药物的残留。

Content: An ion-pair high performance liquid chromatographic method with a fluorescence detector was established to determine four fluoroquinolone residues in fish.

中文内容：采用离子对高效液相色谱法同时测定了鱼类中4种喹诺酮类药物的残留。

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。

Objective: To establish a method for determination of quinolones residues in aquatic products by high performance liquid chromatography/tandem mass spectrometry.

目的：建立高效液相色谱－串联质谱法检测水产品中喹诺酮类药物残留分析方法。

The recent progresses in the study on the fluorescence of rare earth complexes and application for the determination of the rare earth elements and organic compounds, as fluorescent probes for bioactive materials analysis and as detection means in separation technology were reviewed in detail. In chapter two, the absorption spectra of the 4f electron transitions of the complexes of the neodymium, praseodymium, holmium and erbium with fleroxacin in the presence of CPC have been studies by normal and derivative spectrophotometry.

本文以稀土元素配位化学为基础，以导数吸收光谱技术和荧光光谱技术为研究手段，利用新一代喹诺酮类抗菌药物，抗凝血类杀鼠药物的化学结构特点和大环化合物冠醚与金属离子突出的配位能力，以分析应用为目标，系统研究了这些化合物同稀土元素形成的配合物的光吸收和荧光特性，通过对体系实验条件的优化，使体系的稳定性、选择性和灵敏度得到显著改善。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。