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HIV surface proteins (salmon) rapidly mutate to dodge antibodies (lime and blue) so some vaccines direct immune responses to viral pieces that rarely change. Donald Bliss and Sriram Subramaniam/NIH

AIDS vaccine may be ‘functional cure’ for some

SEATTLE, WASHINGTON—Positive results from small clinical studies without control groups often get dismissed as anecdote, and for good reason: Many don’t pan out in more…

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A patient arrives in an isolation ward during a 2014 outbreak of deadly Lassa fever in Sierra Leone. Credit: Lam Yik Fei/Contributor/Getty Image

A half-billion-dollar bid to develop vaccines against the next viral threat

A coalition that aims to develop new vaccines for emerging infectious diseases has nearly half a billion dollars in its coffers and its first three…

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