TSIagar

Description:

Description: TSI (Triple sugar iron) agar slant results. From left: uninoculated (as control) P. aeruginosa: Glc (-), Lac/Suc (-), H2S (-), Gas (-) E. coli:Glc (+), Lac/Suc (+), H2S (-), Gas (+) Salmonella Typhimurium:Glc (+), Lac/Suc (-), H2S (+), Gas (+) Shigella flexneri:Glc (+), Lac/Suc (-), H2S (-), Gas (-) Abbreviations and Interpretation of results Glc:Glucose fermantation, (+) butter colored yellow, (-) red. Lac/Suc:Lactose and/or Sucrose fermentation, (+) slant colored yellow, (-) red. H2S:production of H2S, (+) a black precipitate formed in slant, (-) not formed. Gas:production of Gas(CO2, H2S, etc), (+) agar may be lifted off the bottom or break apart, (-) not formed. Date: 20 November 2007. Source: Y_tambe's file. Author: Y_tambe. Permission (Reusing this file): GFDL, CC-by-SA.