Glycopeptide antibiotics act primarily by inhibiting cell wall synthesis of bacteria but functions differently from beta-lactam antibiotics. Vancomycin is the most important and commonly used glycopeptides, although teicoplanin is also available. Glycopeptides are active against […]
This post was most recently updated on August 26th, 2019MRSA (methicillin-resistant Staphylococcus aureus) is a type of staph bacteria that is resistant to several antibiotics. Historically, staph strains that are oxacillin and methicillin resistant are […]
This post was most recently updated on October 13th, 2019Antibiotics are the main therapeutic tools to treat various bacterial infections. But today, more and more antibiotics are becoming less effective. It is because of the […]
This post was most recently updated on March 26th, 2019Generally, when people (either general public or a physician or laboratory personnel) listen/read the term “antibiotic resistance” they think that, a bacterium which was previously sensitive […]
This post was most recently updated on May 13th, 2017On the occasion of “World Antibiotic Awareness Week 2016 (14-20 November 2016)”, my institution Patan Academy of Health Sciences-School of Medicine and Oxford University Clinical Research […]
This post was most recently updated on May 13th, 2017McFarland turbidity standards are prepared by mixing various volumes of 1% sulfuric acid and 1% barium chloride to obtain solutions with specific optical densities. 0.5 McFarland […]
This post was most recently updated on May 13th, 2017A group of researcher published an article in “Nature” reporting the discovery of a new cell wall inhibitor, teixobactin, from a screen of uncultured bacteria grown […]
This post was most recently updated on May 13th, 2017Epsilometer test (E- test ) is an ‘exponential gradient’ method of determination of antimicrobial resistance. The E-test has been developed to provide a direct quantification of antimicrobial […]
This post was most recently updated on May 13th, 2017Modified Hodge Test (MHT) is a simple phenotypic test for detection of presence of carbapenemase enzyme in bacteria. Positive MHT test is observed in Klebsiella pneumoniae […]
This post was most recently updated on November 26th, 2019Stokes Disc Diffusion Technique varies from Kirby Bauer disc diffusion in the use of both control and test strain on a same plate. Stokes disc diffusion technique […]
This post was most recently updated on May 13th, 2017Minimum inhibitory concentration (MIC) is determined when a patient does not respond to treatment thought to be adequate, relapses while being treated or when there is […]
This post was most recently updated on May 13th, 2017Preparation of antibiotic stock solutions Antibitiotics may be received as powders or tablets. It is recommended to obtain pure antibiotics from commercial sources, and not use […]
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