cord factor


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cord factor

a surface lipid, 6,6′,dimycoloyl-α,α′-d-trehalose, of Mycobacterium spp. Its pathogenic significance is now regarded as uncertain.
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8,9 MTB can be differentiated from Non-tuberculosis Mycobacteria (NTM) by the presence of cord factor because NTM is scattered or dispersed without any orientation.
The results of our study, (Graph) showed Rate of positivity for tuberculosis and its comparison of ZN smear, LJ culture, TBc ID and Cord Factor from all 100 MGIT positive samples.
Table-1: Diagnotic accuracy of ZN, cord factor, TBC ID.
MTB can be differentiated from Non-tuberculosis Mycobacteria (NTM) by the presence of cord factor which gives characteristic serpentine cord like appearance to MTB while NTM are scattered or dispersed without any orientation as NTM does not form a serpentine cord.
In the present study, TBc Identification Device and Cord Factor were used for the rapid species identification of MTB.