antibiotic spectrum

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• Antibiotic misuse — Antibiotic misuse, (sometimes called antibiotic abuse or antibiotic overuse) refers to the misuse and overuse of antibiotics which has serious effects on public health. Antibiotic resistant bacteria is a growing threat and becoming increasingly… …   Wikipedia

• Antibiotic resistance — is a type of drug resistance where a microorganism is able to survive exposure to an antibiotic. While a spontaneous or induced genetic mutation in bacteria may confer resistance to antimicrobial drugs, genes that confer resistance can be… …   Wikipedia

• Antibiotic — In modern usage, an antibiotic is a chemotherapeutic agent with activity against microorganisms such as bacteria, fungi or protozoa. [cite book|author=Davey PG|chapter=Antimicrobial chemotherapy|editor=Ledingham JGG, Warrell DA|title=Concise… …   Wikipedia

• spectrum — 1. The range of colors presented when white light is resolved into its constituent colors by being passed through a prism or through a diffraction grating : red, orange, yellow, green, blue, indigo, and violet …   Medical dictionary

• antibiotic — n. 1) to prescribe an antibiotic 2) to take an antibiotic 3) a broad spectrum antibiotic * * * [ˌæntɪbaɪ ɒtɪk] a broad spectrum antibiotic to prescribe an antibiotic to take an antibiotic …   Combinatory dictionary

• Antibiotic — A drug used to treat bacterial infections. The original definition of an antibiotic was a substance produced by one microorganism that selectively inhibits the growth of another microorganism. However, wholly synthetic antibiotics (usually… …   Medical dictionary

• antibiotic — antibiotically, adv. /an ti buy ot ik, bee , an tee , tuy /, Biochem., Pharm. n. 1. any of a large group of chemical substances, as penicillin or streptomycin, produced by various microorganisms and fungi, having the capacity in dilute solutions… …   Universalium

• antibiotic — {{Roman}}I.{{/Roman}} noun ADJECTIVE ▪ effective ▪ oral ▪ broad spectrum … OF ANTIBIOTICS ▪ course, dose …   Collocations dictionary

• spectrum — noun (plural spectra or spectrums) Etymology: New Latin, from Latin, appearance more at specter Date: 1671 1. a. a continuum of color formed when a beam of white light is dispersed (as by passage through a prism) so that its component wavelengths …   New Collegiate Dictionary

• antibiotic — n. a substance, produced by or derived from a microorganism, that destroys or inhibits the growth of other microorganisms. Antibiotics are used to treat infections caused by organisms that are sensitive to them, usually bacteria or fungi. They… …   The new mediacal dictionary

• Beta-lactam antibiotic — β lactam antibiotics are a broad class of antibiotics that include penicillin derivatives, cephalosporins, monobactams, carbapenems, and β lactamase inhibitors, that is, any antibiotic agent that contains a β lactam nucleus in its molecular… …   Wikipedia