Multiple-mutations in the katG encoding catalase proxidase in isoniazid resistant Mycobacterium tuberculosis isolates

M.  Karim Rahimi³ S. Zaker bostanabad^{1, 3, 4}*, P. Adimi³, M. Shekarabei^{4, 6}, M. Habibollah⁴, F. Shirmohammadi⁴, Kh. Bigdeli⁴, A. Faraji⁴, B. Delalat⁴, Z. Tayebi³, M. Masoumi³, E.

Jabbarzadeh², Sh. Pourazar² and L. P. Titov⁵

¹Islamic Azad University, Parand Branch, Biology and Microbiology Department, Iran.

²Pasteur Institute of Iran, Mycobacteriology and Pulmonary Research Department, Iran.

³Islamic Azad University, Tehran Medical Branch, Microbiology Department, Iran.

⁴Masoud Laboratory, Microbiology Department, Islamic Azad University, Iran.

⁵Belarusian Research Institute of Epidemiology and Microbiology, Clinical Microbiology, Belarus.

⁶Iran Medical University, Immunology Department, Iran.