7-aminocephalosporanic acid
- 7-aminocephalosporanic acid
- 7-ami·no·ceph·a·lo·spo·ran·ic ac·id (ə-me″no-sef″ə-lo-spor-anґik) the active nucleus of the semisynthetic cephalosporins, structurally related to the penicillin nucleus (6-aminopenicillanic acid) and obtained by hydrolysis of cephalosporin C; modification of positions 3 and 7 of this nucleus results in antibiotics with a variety of antibacterial and pharmacologic characteristics.
Medical dictionary.
2011.
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Glutaryl-7-aminocephalosporanic-acid acylase — In enzymology, a glutaryl 7 aminocephalosporanic acid acylase (EC number|3.5.1.93) is an enzyme that catalyzes the chemical reaction:(7R) 7 (4 carboxybutanamido)cephalosporanate + H2O ightleftharpoons (7R) 7 aminocephalosporanate + glutarateThus … Wikipedia
Discovery and development of cephalosporins — Cephalosporins are a broad class of bactericidal antibiotics that include the β lactam ring and share a structural similarity and mechanism of action with other β lactam antibiotics (e.g. penicillins, carbapenems and aztreonam).[1] The… … Wikipedia
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Cephalosporin — See also: Discovery and development of cephalosporins Core structure of the cephalosporins … Wikipedia
cephalosporin — This is an antibiotic produced by a Cephalosporium, but since the antibiotic was discovered the name Cephalosporium has been removed and the new name is Acremonium. c. C an antibiotic whose activity is due to the 7 aminocephalosporanic acid… … Medical dictionary
cephalosporin — (sef ah lo spōr in) A group of b lactam antibiotics derived from the fungus Cephalosporium, which share the 7 aminocephalosporanic acid nucleus … Dictionary of microbiology
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carbacephem — car·ba·ceph·em (kahr″bə sefґəm) any of a class of β lactam antibiotics closely related to the cephalosporins, having a methylene group substituted for the sulfur atom in the 7 aminocephalosporanic acid nucleus; carbacephems… … Medical dictionary