This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Leprosy, HIV & STDs, Subject name: Social & Preventive Medicine
[{'content': "Leprosy bacillus is cultured by using:- \nSelect and explain. \nA. Bordet Gengou medium, B. LJ medium, C. Loeffler's serum slope, D. None of the above", 'role': 'user'}, {'content': "Answer: D \nExplanation: Leprosy: Oldest disease known. Caused by Mycobacterium leprae. Mode of transmission: Air droplets, skin contact, transplacental, breast feeding, insect bite, tattoo, corneal/organ transplantation. Mycobacterium leprae has no aificial culture media. Leprae bacilli are cultured by: Foot pad of mice. 9-banded armadillo. Other options: Bordet gengou medium: Bordetella Peussis. LJ medium: Mycobacterium Tuberculosis. Loeffler's serum slope: Corynebacterium Diphtheria.", 'role': 'assistant'}]