Primary drug resistance in a region with high burden of tuberculosis. A critical problem.

Objective: To determine rates of drug resistance in new cases of pulmonary tuberculosis in a region with a high burden of the disease.

Materials And Methods: New case suspects were referred for drug susceptibility testing.

Results: 28.

Molecular characterization of Mycobacterium bovis isolates from patients with tuberculosis in Baja California, Mexico.

The incidence of tuberculosis (TB) from Mycobacterium bovis in humans is likely to be underestimated and in some cases even ignored in most developing countries. This may be due to the difficulty of differentiating TB caused by either Mycobacteriumtuberculosis or M. bovis.