23/08/2026
Triple Sugar Iron (TSI) Test | Biochemical Test Made Easy
The Triple Sugar Iron (TSI) Agar Test is an important biochemical test used for the identification and differentiation of Gram-negative bacteria, especially enteric pathogens. In this reel, learn the basics of TSI agar, its sugar components, H₂S production, gas production, and how to interpret the results—all in a simple, exam-friendly way!
📚 A must-know topic for MLT, Microbiology students!