Bile Solubility test: Principle, Procedure, expected result and quality control

Principle: The bile (sodium deoxycholate) solubility test distinguishes Streptococcus pneumoniae from all other alpha-hemolytic streptococci. ¬†Streptococcus pneumoniae is bile soluble whereas all other alpha-hemolytic streptococci are bile resistant. Sodium deoxycholate (2% in water) will lyse … Continue reading Bile Solubility test: Principle, Procedure, expected result and quality control