BETA-LACTAM ANTIBIOTICNEW MATERIAL:A cephalosporin derivative (salt) shown by the formulaI[R1 is COOH, CONH2, CH=NOCH3 (E form or Z form), CH2OH, or CHO]. EXAMPLE:7(R)-7-[2-(2-Carbamoylthiazole-4-yl)acetamido]cephalosporanic acid. USE:An antibacterial agent against Gram-positive ...
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beta-lactam antibiotic (redirected fromBeta-lactam antibiotics) Medical Encyclopedia Related to Beta-lactam antibiotics:beta-lactamase,Aminoglycosides n. Any of a class of broad-spectrum antibiotics, such as the penicillins and the cephalosporins, that contain a beta-lactam ring. ...
Asdogandcatbites are commonlymixed infectionsthat may involve not onlyPasteurella, but also a variety ofaerobesand anerobes,Talan et al (1999)suggest the use of a combination of abeta-lactamantibiotic and a beta-lactamase inhibitor, a second-generationcephalosporin(with activity against anerobes),...
Meropenem trihydrate(美罗培南三水合物)是一种碳青霉烯类抗生素。在体外对革兰氏阳性和革兰氏阴性细菌的临床分离株有活性,包括肺炎链球菌、流感嗜血杆菌、淋球菌、大肠杆菌、铜绿假单胞菌、艰难梭菌、 和对甲氧西林敏感和耐药的金黄色葡萄球菌(MICs = ≤0.008-8 μg/ml)。图1.Meropenem trihydrate化学结构Meropenem ...
(especially with high-level β-lactam antibiotic-resistant strains), –OH, –CH2, and –CH3groups may change the interactions with these antibiotics. Moreover, it was also concluded thatlinalylacetate may be a potential compound withantibacterial activityused in combination withmethicillinagainst both ...
BETA-LACTAM ANTIBIOTIC, MANUFACTURE AND USE 优质文献 相似文献Ceftobiprole: a new beta-lactam antibiotic. The increasing threat of antimicrobial resistance in general, and that of methicillin-resistant Staphylococcus aureus (MRSA) in particular, is raising sign... ...
The carbacephems are a new class of beta-lactam antibiotics that are similar in structure to the cephalosporins. Carbacephems differ from cephalosporins, however, in the substitution of a sulfur atom in the dihydrothiazine ring with a methylene group to form a tetrahydropyridine ring. The result...
(redirected from oxyimino beta lactam antibiotic)Also found in: Thesaurus, Medical, Encyclopedia. an·ti·bi·ot·ic (ăn′tĭ-bī-ŏt′ĭk, ăn′tī-) n. A substance, such as penicillin or erythromycin, produced by or derived from certain microorganisms, including fungi and bacteria...
BRL 17421 is a new semisynthetic beta-lactam antibiotic with an unusual spectrum of antibacterial activity. The compound exhibits exceptional stability to a wide range of bacterial beta-lactamases and is active against the majority of Enterobacteriaceae, including strains highly resistant to many of the...