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采用浓度梯度法 (Ｅｔｅｓｔ)检测 6种 β 内酰胺类抗菌药物对 10 0株临床分离菌的最低抑菌浓度 (ＭＩＣ) ,比较其体外抗菌活性。报告如下 :1 材料1 1 菌株来源 为 6个月内 (1997年 12月至 1998年 5月 )从我院临床标本中分离的 10 0株细菌。其中大肠埃希菌、肺炎克雷伯菌、
The minimum inhibitory concentrations (MICs) of six kinds of β-lactam antibiotics on 10 0 clinical isolates were detected by the concentration gradient method (Etest), and their antibacterial activities in vitro were compared. The report is as follows: 1 Materials 1 1 The source of the strains is 10 0 strains of bacteria isolated from the clinical specimens of our hospital within 6 months (December 1997-May 1998). Among them, Escherichia coli, Klebsiella pneumoniae,