antimicrobial agent


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antimicrobial agent

[‚an·tē‚mī′krōb·ē·əl ‚ā·jənt]
(microbiology)
A chemical compound that either destroys or inhibits the growth of microscopic and submicroscopic organisms.
References in periodicals archive ?
The purpose of this research was to determine (i) the prevalence of antimicrobial-resistant Escherichia coli from cattle and surface water in the Factory Creek watershed in Sumter County, and (ii) the susceptibility levels of commonly used antimicrobial agents against E.
aeruginosa may be treated with antimicrobial agents from three major groups based on mechanism of action: aminoglycosides (interference with protein synthesis) such as tobramycin or amikacin; beta-lactams (inhibition of cell wall synthesis) such as piperacillin, ticarcillin, 3rd and 4th generation cephalosporins (ceftazidime and cefepime), and carbapenems like imipenem or meropenem; or fluoroquinolones (ciprofloxacin) (interference with nucleic acid replication).
Denmark was the first country to establish systematic and continuous monitoring of antimicrobial agent consumption and resistance in animals, food, and humans.
9% reduction in non-pathogenic bacteria versus untreated paper and that the antimicrobial agent lasts for the lifetime of the paper," said Ferner.
Clinical microbiologists should become conversant with antimicrobial PK/PD principles, so they can participate with members of the patient care team in evaluating antimicrobial agent choices for a particular patient.
According to the guidance document, for instance, FIFRA registration is not required for odor-resistant claims such as "Inhibits the growth of bacterial odors," "Retards the growth and action of bacterial odors" or "Odor-resistant," so long as the antimicrobial agent is registered and the claims are "[ldot]located together[ldot][and] printed in type of the same size, style and color and given equal prominence.
Levofloxacin is contraindicated in persons with a history of hypersensitivity to levofloxacin, quinolone antimicrobial agents, or any other components of this product.
Each antimicrobial agent has its own unique chemistry and method of delivery in the product treated.
This document provides veterinary diagnostic laboratories with currently recommended antimicrobial agent disk and dilution susceptibility test methods for bacteria isolated from animals; criteria for quality control (QC) testing; and interpretive criteria.
Since efflux pumps may act on more than just one kind of antimicrobial agent, microbes may develop resistance against several different drugs simultaneously, he warns.
CLSI document M37-A3 is intended to offer guidance for sponsors (corporate or individual) that want to list interpretive criteria and quality control information in CLSI/NCCLS document Performance Standards for Antimicrobial Disk and Dilution Susceptibility Tests for Bacteria Isolated From Animals (M31) for a new and/or approved veterinary antimicrobial agent.
Rather, the woody material probably acted initially as an antimicrobial agent, only later taking on a mechanical role, Delwiche says.