Hi Emma
It was a group of French scientists working almost 100 years ago who developed the BCG (I think named after their initials), which is still the most effective way of preventing tuberculosis.
TB can be treated with number of different antibiotics. Antibiotics themselves were disovered in the early half of last century – Alexander Fleming discovered penicillin in 1928, for example.
The worry is XDR-TB, or extremely drug resistant TB, which is resistant to most of the current antibiotics. There are still some drugs that can treat it, but not many.
If my memory of GCSE history is correct, the vaccine for tuberculosis was developed by a German scientist called Robert Koch in the 1880s. However the cure for TB really came about in the 1940s with the discovery of penicillin by Alexander Fleming.
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