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Table 4 Mutations in katG and inhA gene in 56 rifampin-resistant M. tuberculosis isolates

From: GeneChip analysis of resistant Mycobacterium tuberculosis with previously treated tuberculosis in Changchun

Codon mutation

Nucleic acid change

No. of strains

Frequency (%)

katG

 Ser315Thr

AGC → ACC

30

53.6

inhA

 C(−15) → T

C → T

26

46.4

Total

 

56

Â