The coagulase test is a crucial biochemical assay used to identify Staphylococcus aureus, which uniquely produces the enzyme coagulase, differentiating it from coagulase-negative staphylococci...
Category: Bacteriology
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...
Table of Contents Toggle A. Aerobic Bacteria Main Principle: Provide Oxygen B. Cultivation of Anaerobic Bacteria Methods of cultivating Anaerobic Bacteria A. Aerobic Bacteria Main...
Membrane filters have a known uniform porosity of predetermined size (generally 0.45 µm ) sufficiently small to trap microorganisms. Using the membrane filter technique, sample is passed through the...
Once a microorganism has been isolated and grown in pure culture, it becomes necessary to maintain the viability and purity of the microorganism by keeping the pure culture free from contamination....
Enumeration of microorganisms is especially important in dairy microbiology, food microbiology, pharmaceutical microbiology, and water microbiology. The number of microorganisms in a culture,...