In recent months, the world has seen unprecedented investment in new vaccines. Yet, while a COVID-19 vaccine proven to be safe and effective may be less than a year away, a new tuberculosis vaccine might only be ready to be rolled out in a decade, despite a massive head start over COVID-19. Amy Green takes a closer look at the race for a new vaccine for the world’s top infectious disease killer.
South Africa is consolidating its place in the race for a COVID-19 vaccine with its participation starting from next month in two new international trials of vaccine candidates. Adele Baleta reports.