Microbiology The main cytokine, involved in erythma nodosum leprosum (ENL) reaction is – A Interleukin - 2 B Interferon - gamma C Tumor necrosis factor-alpha D Macrophage colony stimulating factor 💡 Explanation The main cytokine, involved in erythma nodosum leprosum (ENL) reaction is - ✓ Correct Answer: C. Tumor necrosis factor-alpha