The catalase test is used to differentiate staphylococci (catalase-positive) from streptococci (catalase-negative). The enzyme, catalase, is produced by bacteria that respire using ...

What is Anti-streptolysin O ? Anti-streptolysin O (ASO or ASLO) is the antibody made against streptolysin O, an immunogenic, oxygen-labile hemolytic toxin produced by most strains ...

Serotyping of Streptococcus called Lancefield grouping, and it classify streptococcus bacteria based on antigens found on their cell walls.

Different forms of Bacteria: Coccus Bacilli Spirochetes