氮霉素，诺卡氏菌Nocardia mesenterica 产生的杂环类抗生素。
磷氮霉素是由链霉菌产生的具有抗真菌、抗肿瘤活性的一类多组分聚酮类化合物，因分子中含有磷酸基和氨基而得名。
Phoslactomycins, named after the phosphate group and amino-group in the moleculars, are a class of polyketide antifungal and antitumor antibiotics produced by many Streptomyces.
结果65例老年患者在应用万古霉素前后血清肌酐、血尿素氮、内生肌酐清除率的变化差异无统计学意义（P>0.05）。
Results There were no significant changes(P>0.05) in blood serum creatinine, urea nitrogen, and endogenous creatinine clearance rate between before and after using vancomycin in 65 old patients.
采用腹腔注射法，用青霉素、戊四氮、美解眠分别复制大鼠癫痫模型。
The wistar rat epilepsy model was reproduced by injecting penicillin, pentylenetrazol and bemegride intraperitoneally.
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