STUDIES ON MICROBIAL DEGRADATION OF CEPHALOSPORIN C DERIVATIVES .I. ROLE OF BETA-LACTAMASE AND ACYLESTERASE IN ENZYMATIC DEGRADATION OF CEPHALOSPORINS

被引:9
作者
NISHIDA, M
YOKOTA, Y
OKUI, M
MINE, Y
MATSUBAR.T
机构
[1] Research Laboratories, Fujisawa Pharmaceutical Co. Ltd., Osaka
关键词
D O I
10.7164/antibiotics.21.165
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
m-Bromophenylacetamidocephalosporanic acid(m-Br-PACA) was highly degraded by a strain(No. 11)of E. coli, but less degraded by a strain(No. 33) of Staph. aureus. α-Phenylacetamidocephalosporanic acid (α-Ph-POCA) gave opposite results with these bacteria. A cephalosporin C derivative, m-Cl PACA, was degraded by acylesterase as well as by β-lactamase with E. coli No.11. © 1968, JAPAN ANTIBIOTICS RESEARCH ASSOCIATION. All rights reserved.
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页码:165 / &
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