This post was most recently updated on April 11th, 2016Nitrate reduction test is used for the differentiation of members of Enterobacteriaceae on the basis of their ability to produce nitrate reductase enzyme that hydrolyze nitrate (NO3–) […]
This post was most recently updated on January 29th, 2015Hektoen Enteric (HE) Agar was introduced in 1968 by Sylvia King and William I. Metzger. They formulated HE Agar medium while working at the Hektoen Institute […]
This post was most recently updated on April 30th, 2019Salmonella is a member of the family Enterobacteriaceae. It is a Gram-negative bacilli, motile and non-lactose fermenter. The genus can be divided into two species (S. […]
This post was most recently updated on March 12th, 2016Principle String Test: When an isolated colony (18-24 hour growth) of a suspected bacterium is emulsified in Sodium deoxycholate or Sodium taurocholate (commonly known as bile […]
This post was most recently updated on November 2nd, 2018In my undergraduate teaching class, one of the most common queries of student is; “People with sickle cell anemia is protected against malaria”? The above query is only […]
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 March 18th, 2016Ebola is one of the scariest, highly infectious and deadly diseases, ever known to Humankind. It transmits via the body fluids of a person who is […]
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