lactam

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Related to Lactams: lactim

lac·tam

, lactim (lak'tam, lak'tim),
Contractions of "lactoneamine" and "lactoneimine," and applied to the tautomeric forms -NH-CO- and -N=C(OH)-, respectively, observed in many purines, pyrimidines, and other substances; the latter form accounts for the acidic properties of uric acid.
Farlex Partner Medical Dictionary © Farlex 2012

lac·tam

, lactim (lak'tam, -tim)
Contractions of "lactoneamine" and "lactoneimine," applied to the tautomeric forms -NH-CO- and -N=C(OH)-, respectively, observed in many purines, pyrimidines, and other substances.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
References in periodicals archive ?
The b-lactam antibiotic including penicillins, cephalosporins, cephamycins, monocyclic lactams and other atypical class refers to a large class of antibiotics containing the b-lactam ring structure.
Mitim is private-owned and specializes in the filling of injectable beta lactam products.
* Group 3--animals treated with [beta] lactams for diseases other than mastitis by intramuscular application.
The Agrobacterium suppression, obtained with the beta lactams, was definitively verified when regenerated shoots were cultured in MS medium without antibiotics.
[1] Today, it is known that the major factor causing [beta]-lactamase production by pathogens is the widespread, injudicious and irrational clinical use of [beta]- lactams.
The steroidal enamine lactam intermediates used as starting materials were prepared as we first described in 1958.
At our institution as well as other military and civilian medical centers, it is common to use the antipseudomonal beta lactam piperacillin-tazobactam in combination with a fluoroquinolone for empiric gram-negative coverage.
Effectiveness of beta lactam antibiotics compared with antibiotics active against atypical pathogens in non-severe community acquired pneumonia: meta-analysis.