Further investigation on the usefulness of the niacin test for distinguishing human tubercle bacilli from other mycobacteria. I. A comparative study of three direct qualitative micro-methods, using fresh cultures.
D009161:Mycobacterium; D009169:Mycobacterium tuberculosis / Q000208:ethnology*; D009525:Niacin; D009539:Nicotinic Acids
D009539:Nicotinic Acids; D009525:Niacin
MYCOBACTERIUM TUBERCULOSIS/culture; NICOTINIC ACID