Methods of treating blood disorders are described.
描述了治疗血液疾病的方法。
US9095565B2
申请人:——
公开号:US9095565B2
公开(公告)日:2015-08-04
Synthesis and biological activity of 3-(N-substituted pyridinium-4-thiomethyl)-7.ALPHA.-formamido cephalosporins.
作者:ANGELA W. GUEST、RICHARD G. ADAMS、MICHAEL J. BASKER、EDWARD G. BRAIN、CLIVE L. BRANCH、FRANK P. HARRINGTON、JANE E. NEALE、MICHAEL J. PEARSON、ISKANDER I. ZOMAYA
DOI:10.7164/antibiotics.46.1279
日期:——
activity of a series of 3-(1-substituted pyridinium-4-thiomethyl)-7 alpha-formamido cephalosporins is described. All the derivatives showed good potency and stability to bacterial beta-lactamases. The antibacterial efficacy seen with the N-alkyl pyridinium substituents was enhanced by the introduction of a catecholic side chain at C-7 and by preparation of N-(substituted amino)pyridinium derivatives