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...
Category: Bacteriology
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...
McIntosh and Fildes’ anaerobic jar is an instrument used in microbiology laboratories to generate anaerobic conditions (anaerobiosis) to culture obligates anaerobes such as Clostridium spp....
McFarland 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 turbidity...
X factor (hemin) and V factor (nicotinamide-adenine-dinucleotide, NAD) requirement tests are done to identify and differentiate Haemophilus spp. especially identification of Haemophilus...
M. tuberculosis requires aerobic conditions and a protein-enriched medium for culture. Löwenstein–Jensen (LJ) slopes are the main solid media used to culture Mycobacteria. It contains inspissated...