narrow spectrum


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narrow spectrum

Having a limited span of action against only a few diseases, conditions, or pathogens.
See also: spectrum
References in periodicals archive ?
Contributors from a number of medical specialties and biological sciences present a broad reference to antimicrobials, both broad spectrum and narrow spectrum.
Antibiotics that affect only a few types of bacteria are called narrow spectrum antibiotics (e.
Antibiotic agents that act against a limited subset of bacteria were classified as narrow spectrum, while antibiotic agents that act against a wider range of bacteria (gram-positive and gram-negative) were classified as broad spectrum.
GLPG1492 is a narrow spectrum antibiotic with a novel mechanism of action against all Staphylococcus aureas strains, including MRSA, the bacteria for which due to resistance, few treatment options are available.
For example, few participants in our study were able to confidently categorize macrolides and penicillins, which are among the most commonly prescribed classes of antibiotics (33), as broad or narrow spectrum.
Fifteen of the high intensity narrow spectrum lights, which took a decade to develop, have been installed in Glasgow Royal Infirmary's intensive care unit.
But markets may be taking more assurance than central banks wish to give, and they may be considering only a very narrow spectrum of potential outcomes.
The students created a startup company, Veritas Medical LLC, to develop the Light Line catheter, using high-intensity narrow spectrum light, which is known to kill bacteria without any harmful effects to human cells.
Treatment recommendations for GAS start with narrow spectrum, inexpensive, beta-lactams.
If a sample containing such a fluorophore is exposed to a narrow spectrum excitation source such as a laser or suitably filtered lamp, and observed through a filter only passing the emitted spectrum, even tiny amounts of fluorescence can be seen by eye or instrumentation.
The pioneering technology, developed by engineering researchers at the University of Strathclyde in Glasgow, decontaminates the air and exposed-surfaces by bathing them in a narrow spectrum of visible-light wavelengths, known as HINS-light.