Microorganisms can produce different types of volatile compounds that may give characteristics smell, pleasant scent, or pungent odor. The production of these volatile chemicals depends on that...
Month: October 2016
Pour plate method is usually the method of choice for counting the number of colony-forming bacteria present in a liquid specimen. Because the sample is mixed with the molten agar medium, a larger...
Capsule stain is a type of differential stain which uses acidic and basic dyes to stain the background and bacterial cells, respectively, so that presence of the capsule is easily...
Thioglycollate broth is the enrichment broth most frequently used in diagnostic bacteriology. This broth supports the growth of anaerobes, aerobes, microaerophilic, and fastidious microorganisms....
Urea breath test (UBT) is a qualitative and non-invasive rapid test for diagnosing infections of Helicobacter pylori (the primary cause of gastric and duodenal ulcers). Helicobacter pylori...