The citrate utilization test is commonly employed as part of a group of tests, the IMViC (Indole, Methyl Red, VP, and Citrate) tests, that distinguish between members of the Enterobacteriaceae...
Tag: Enterobacteriaceae
In this blog post, I am sharing information about the standard, conventional biochemical tests and their primary uses in the Microbiology laboratory for identifying pathogens of interest. Some of the...
Salmonella is a Gram-negative, rod-shaped, motile bacilli that moves with the use of its peritrichous flagella. The genus Salmonella can be divided into two species (S. enterica and S. bongori),...
Escherichia coli (abbreviated as E. coli) is a commensal (normal flora) in the gut of humans and warm-blooded animals. Most strains of E.coli are harmless, some even benefit the hosts by producing...
Indole test (Left: negative; Right: positive) Indole test is used to determine the ability of an organism to split amino acid tryptophan to form the compound indole. It is used as part of the...