Bile Esculin Test

Bile Esculin Test

Bile Esculin Test Objectives of Bile Esculin Test To identify Enterococci and group D Streptococci based on the ability of an organism to hydrolyze esculin in presence of bile. To differentiates enterococci and group D streptococci from non–group D viridans streptococci. Principle of Bile Esculin Test Esculin is a glycoside (a sugar molecule bonded by an acetyl linkage … Read more Bile Esculin Test

Esculin Hydrolysis Test- Principle, Procedure, Results

Esculin Hydrolysis Test- Principle, Procedure and Result Interpretation

Objective of Esculin Hydrolysis Test This test is used for the presumptive identification and differentiation of Enterobacteriaceae. Principle of Esculin Hydrolysis Test This test is used to determine whether an organism is able to hydrolyze the glycoside esculin. Esculin is hydrolyzed to esculetin, which reacts with Fe3+ and forms a dark brown to black precipitate. Media: … Read more Esculin Hydrolysis Test- Principle, Procedure, Results