The presence of leukocytes in Stool is indicator of inflammation as a result of bacteria. Leukocytes analysis is useful for the differentiation of bacillary dysentery, demonstrating ...

XLD agar is a selective growth medium used in the isolation of Salmonella and Shigella species from clinical samples. Salmonellae metabolise thiosulfate to produce hydrogen sulfide, ...

Salmonella-Shigella platesSalmonella-Shigella agar plates contain lactose, bile salts, ferric citrate, and neutral red. The bile salts select for Gram-negative bacteria. The other components ...

PYRase Test is colorimetric enzymatic test for detection of pyrrolidonyl peptidase (PYRase), an enzyme produced by all common species of Enterococci and 98% strains of S. pyogenes. ...