A devastating outbreak of the virus across East Asia has made the long-neglected pathogen a top research priority, but many challenges lie ahead.

Health officials are rushing a genetically engineered product into the field to counter uncontained outbreaks of vaccine-derived polio.

In rare instances, the live virus in oral polio vaccines can mutate and become infectious, causing new outbreaks.

Merck’s Ervebo gets its first regulatory greenlight. A decision from the US Food and Drug Administration is expected in the next few months.

TAK-003 appears to avoid the safety issues seen with an existing vaccine, but experts say a longer evaluation is needed.

Tested in patients with the latent form of tuberculosis, the vaccine prevented the development of the active form of infection in 50 percent more individuals compared with unvaccinated patients.

The 2019 Lasker medical and research awards celebrate advances in scientists’ understanding of T and B cells, Herceptin antibodies for treating breast cancer, and vaccine coverage around the globe.

Antibiotics disrupt the immune response to the influenza vaccine in people who haven’t recently had exposure to the virus or immunization.

Mathematical models reveal that current vaccination rates in Texas schools could pave the way for the virus to spread to hundreds of people.