The following pathogen does not satisfy 'Koch's postulates'-
Mycobacterium leprae is ble but not culturable. That cannot be isolated in cell-free culture. Can be grown in the footpad of mice.It is a long and strenuos process REF:Textbook of Microbiology, Ananthanarayan, and Paniker. Page no.: 346, 364
Bacillus anthrax
Mycobacterium tubercolosis
Clostridium tetani
Lepra bacilli
general microbiology