The Mystery of the Life-Saving Vaccine Solved

In the early 1900s, French bacteriologists Albert Calmette and Camille Guérin spent the better half of a decade developing a vaccine that protects infants and young children from succumbing to potentially lethal forms of tuberculosis (TB). Today, this 100-year-old vaccine known as Bacillus Calmette-Guérin, or BCG, is still among the safest and cheapest clinically-available vaccines.



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River D'Almeida, Ph.D

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