利福拉齐 T16749

Product Introduction
Bioactivity


英文名: Rifalazil

描述: Rifalazil is a rifamycin derivative, inhibits the bacterial DNA-dependent RNA polymerase and kills bacterial cells by blocking off the β-subunit in RNA polymerase. Rifalazil is an antibiotic, exhibits high potency against mycobacteria, gram-positive bacteria, Helicobacter pylori, C. pneumoniae and C. trachomatis (MIC: 0.00025 to 0.0025 μg/ml).

体外活性: Rifalazil exhibits antimicrobal activity against Gram-positive enteric bacteria, inhibits Clostridium difficile, Clostridium perfringens, Bacteroides fragilis with MIC50 value of 0.0015, 0.0039, 0.0313 μg/ml, respectively[3]. Rifalazil exhibits antimicrobal activity against Gram-negative enteric bacteria, inhibits Escherichia coli and Klebsiella pneumoniae with MIC50 value of 16 and 16 μg/ml, respectively[3]. Rifalazil exhibits antimicrobal activity against non-enteric Gram-positive bacteria, inhibits Methicillin-susceptible Staphylococcus aureus, Methicillin-resistant S. aureus, Methicillin- and quinolone-resistant S. aureus, Staphylococcus epidermidis, Streptococcus pyogenes, Streptococcus pneumoniae with MIC50 value of 0.0078, 0.0078, 0.0078, 0.0078, 0.0002, 0.0001 μg/ml, respectively[3]. Rifalazil exhibits antimicrobal activity against Helicobacter pylori, Chlamydia pneumoniae and Chlamydia trachomatis with MIC50 value of 0.004, 0.000125 and 0.00025 μg/ml, respectively[3].

体内活性: Rifalazil (p.o.; 20, 25, and 150 mg/kg; 6-8 weeks) combines with isoniazid for 6 weeks or greater significantly reduced the number of mice per group in which?M. tuberculosis?is detected in both spleens and lungs compared to the reductions for the early and late controls [2].

存储条件: Powder: -20°C for 3 years | In solvent: -80°C for 1 year

关键字: Rifalazil | ABI 1648 | KRM1648 | KRM 1648 | ABI1648

相关产品: E3330 | 2'-Deoxyuridine | 5-Fluoroorotic acid | Licorisoflavan A | IDD388 | Shizukaol B | Fialuridine | Sempervirine | Temozolomide | CeMMEC13

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注：该产品未在中华人民共和国食品药品监督管理部门申请医疗器械注册和备案，不可用于临床诊断或治疗等相关用途