'rK 39 antigen' is useful for diagnosis of:: (A) Diphtheria, (B) Diphtheria Tuberculosis, (C) Lprosy, (D) Kala azar
Answer is D. Antigens used in different tests: Test (disease) Antigen used Mantoux test PPD Lepromin test Dhamendra antigen Schick test Schick toxin Dipstick test- malaria Histidine rich protein type II Kala azar Rk 39 antigen