New media for the isolation of Vibrio cholerae.

The new media are recommended for the isolation of cholera vibrios. The medium for Vibrio El Tor contains only starch, gelatin polymyxin B and natrium chloride and has no nutrient or inhibitor substances such as peptone, meat extract, yeast extract, blood, natrium taurocholate and bile salts. The medium for Vibrio cholerae contains starch, gelatin, natrium taurocholate and potassium tellurite, but has no peptone, meat extract, yeast extract or polymyxin B.