Low frequency of moaA3 gene among the clinical isolates of Mycobacterium tuberculosisfrom Tamil Nadu and Pondicherry – south eastern coastal states of India

Table 1 PCR for amplification of cfp10 and esat 6 of RD1

Source of samples	No. of samples investigated	No. of samples positive for IS6110	No. of samples positive for 652 bp	No. of samples positive for 652 bp + 386 bp
Tamil Nadu	74	74 (100%)	74 (100%)	08 (10.8%)
Pondicherry	42	42 (100%)	42 (100%)	04 (9.5%)
Total	116	116 (100%)	116 (100%)	12 (10.3%)

652 bp – product found in M. tuberculosis H37Rv; 386 bp – product found in M. bovis BCG

ISSN: 1471-2334