Identification of Inhibitors against Mycobacterium tuberculosis Thiamin Phosphate Synthase, an Important Target for the Development of Anti-TB Drugs
2011

Identifying Inhibitors for Tuberculosis Treatment

Sample size: 39 publication 10 minutes Evidence: moderate

Author Information

Author(s): Garima Khare, Ritika Tyagi, Anil K. Tyagi, Leonardo A. Sechi

Primary Institution: Department of Biochemistry, University of Delhi, New Delhi, India

Hypothesis

Can thiamin phosphate synthase (MtTPS) be targeted to develop new inhibitors against Mycobacterium tuberculosis?

Conclusion

The study identified a potent inhibitor of MtTPS with an MIC99 value of 6 µg/ml, suggesting its potential as a lead compound for anti-tuberculosis drug development.

Supporting Evidence

  • Seven compounds were found to inhibit MtTPS activity with IC50 values ranging from 20 to 100 µg/ml.
  • Compound 9 was identified as a very potent inhibitor with an MIC99 value of 6 µg/ml against M.tuberculosis.
  • The study emphasizes the importance of MtTPS as a target for developing new anti-tuberculosis drugs.

Takeaway

Researchers found a new way to fight tuberculosis by discovering a compound that stops a key enzyme in the bacteria from working.

Methodology

The study used virtual screening of compounds against a homology model of MtTPS and evaluated their inhibitory effects in vitro.

Limitations

The study primarily focused on a limited set of compounds and their effects on MtTPS without extensive in vivo testing.

Digital Object Identifier (DOI)

10.1371/journal.pone.0022441

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