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Table 2 Mutations associated with INH and RIF drug resistant M. tuberculosis clinical isolates

From: Performance of MTBDRplus assay in detecting multidrug resistant tuberculosis at hospital level

Phenotypic DST

RIF susceptibility pattern

Phenotypic DST

INH susceptibility pattern

RpoB gene

KatG gene

InhA gene

WT 1/8

Mutant

WT

Mutant

WT1

WT2

Mutant

Frequency

R

530–533 (WT8)

S531L

R

315

S315T1

35

R

510–513 (WT2)

S531L

R

315

S315T1

1

R

516–519 (WT4)

S531L

R

315

S315T1

2

R

513–517 (WT3)

516–519 (WT4)

D516V

R

315

S315T1

2

R

513–517 (WT3)

516–519 (WT4)

R

315

S315T1

1

R

513–517 (WT3)

516–519 (WT4)

530–533 (WT8)

S531L

R

315

S315T1

1

R

526–529 (WT7)

R

315

S315T1

2

R

526–529 (WT7)

H526Y

R

315

S315T1

2

R

526–529 (WT7)

S531L

R

315

S315T1

1

R

526–529 (WT7)

H526Y

R

315

S315T1

1

R

H526Y

Ra

1

S

R

315

S315T1

4

S

Ra

1

  1. aMTBDRplus INH susceptible and INH resistant by phenotypic DST