| slovo | definícia |
beta-lactam
(gcide) | Lactam \Lac"tam\, n. [Lactone + amido.] (Chem.)
One of a series of anhydrides of an amido type, analogous to
the lactones, as oxindol; a cyclic amide.
[1913 Webster]
beta-lactam or [beta]-lactam,
(a) a lactam in which the amide bond is contained within a
four-membered ring, which includes the amide nitrogen and
the carbonyl carbon.
(b) an antibiotic containing a beta-lactam, such as a
penicillin, cephalosporin, or carbapenem; also
called a beta-lactam antibiotic. [informal, laboratory
slang]
[PJC] |
| | podobné slovo | definícia |
beta-lactamase
(encz) | beta-lactamase,beta-laktamáza Zdeněk Brož |
beta-lactam antibiotic
(gcide) | Lactam \Lac"tam\, n. [Lactone + amido.] (Chem.)
One of a series of anhydrides of an amido type, analogous to
the lactones, as oxindol; a cyclic amide.
[1913 Webster]
beta-lactam or [beta]-lactam,
(a) a lactam in which the amide bond is contained within a
four-membered ring, which includes the amide nitrogen and
the carbonyl carbon.
(b) an antibiotic containing a beta-lactam, such as a
penicillin, cephalosporin, or carbapenem; also
called a beta-lactam antibiotic. [informal, laboratory
slang]
[PJC] |
beta-lactamase
(wn) | beta-lactamase
n 1: enzyme produced by certain bacteria that inactivates
penicillin and results in resistance to that antibiotic
[syn: penicillinase, beta-lactamase] |
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