Table 1.

Bacterial strains used to assess the analytical specificity or sensitivity of the nested-PCR.

Bacterial strains	Strain/origin
Corynebacterium pseudotuberculosis	LGCM/FIOCRUZ*
Mycobacterium abscessus	ATCC 19977/FIOCRUZ
Mycobacterium avium	ATCC 25291/FIOCRUZ
Mycobacterium bovis	AN5 strain, Ministry of Agriculture – LANAGRO-MG
Mycobacterium fortuitum	ATCC 6841/FIOCRUZ
Mycobacterium gordonae	ATCC 14470/FIOCRUZ
Mycobacterium kansasii	ATCC 12478/FIOCRUZ
Mycobacterium tuberculosis	H37Rv/FIOCRUZ
Mycobacterium smegmatis	ATCC 700044/FIOCRUZ
Rhodococcus equi	ATCC 6939/FIOCRUZ

^*Oswaldo Cruz Foundation, National Institute for Quality Control in Health.