The Voges-Proskauer (VP) test determines if an organism produces acetylmethylcarbinol from glucose fermentation. Voges-Proskauer is a double eponym named after two microbiologists working at the...
Category: Bacteriology
Decarboxylases are a group of substrate-specific enzymes that are capable of reacting with the carboxyl (COOH) portion of amino acids, forming alkaline-reacting amines and byproduct carbon...
Hippurate hydrolysis test-Left (positive tube), Right (Negative tube) Hippurate hydrolysis occurs in an organism that can form glycine and benzoic acid. In the classical test (48 hours), the...
Streptococci are Gram-positive cocci either diplococci (lanceolate shaped; S. pneumoniae) or in chains. They are catalase-negative (an important test to differentiate streptococci from...
Tween 80 is the trade name of the detergent polyethylene derivative of sorbitan mono-oleate. Some Mycobacterium species possess an enzyme-lipase, that splits the compound and releases oleic acid and...
A 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 in diffusion chambers in situ...