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TB prevention has relied on the same vaccine for 100 years. It’s time for innovation

TB prevention has relied on the same vaccine for 100 years. It’s time for innovation

TB is one of the oldest infectious diseases in recorded history. Most of the people who are ill with TB live in low- and middle-income countries where this disease is one of the leading causes of death. This is particularly distressing given the fact that TB is preventable, treatable and curable. But there’s currently only one vaccine approved against TB. And it is 100 years old. The first dose of the Bacille Calmette-Guérin (BCG) vaccine was administered on July 18 1921. The Conversation Africa’s Ina Skosana poses key questions to Bavesh Kana, one of South Africa’s leading TB researchers. BAVESH…
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