New vaccines may not reduce TB incidence
Tuesday, October 7, 2008 - 14:07
in Health & Medicine
(PhysOrg.com) -- Despite the potential of new vaccines to prevent TB, new research shows that the removal of one strain of TB can allow a previously suppressed strain to succeed. Consequently, a vaccination program could result in the proliferation of strains more likely to be, or become, drug resistant, and could even result in an increased prevalence of the disease.