PozNews - HIV News - STD News: Safer, More Effective TB Vaccine For HIV-Positive People Safer, More Effective TB Vaccine For HIV-Positive People ================================================================================ Medical News Today on 24 October, 2008 05:00:00 UCLA scientists engineered a new tuberculosis (TB) vaccine specifically designed for HIV-positive people that was shown to be safer and more potent than the current TB vaccine in preclinical trials. A more effective TB vaccine may help curtail the global spread of the disease, especially in HIV-positive people, for whom tuberculosis is the leading cause of death worldwide.