Triple Sugar Iron (TSI) Agar

Triple Sugar Iron (TSI) Agar

Triple Sugar Iron (TSI) Agar Most bacteria have the ability to ferment carbohydrates, particularly sugars. Among them, each bacterium can ferment only some of the sugars, while it cannot ferment the others. Thus, the sugars, which a bacterium can ferment and the sugars, which it cannot is the characteristic of the bacteria and thus an important criterion for its identification. …

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Triple Sugar Iron Agar (TSIA) Test

Result Interpretation of TSIA Test

Triple Sugar Iron Agar (TSIA) Test Objectives of TSIA Test To determine whether a gram negative bacilli ferments glucose and lactose or sucrose and forms hydrogen sulfide (H2S). To differentiate members of the Enterobacteriaceae family from other gram-negative rods. Principle of TSIA Test The Triple Sugar Iron agar (TSIA) test is designed to differentiate among the different groups or genera …

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