Medical research

By taking a rest, exhausted T cells live to fight another day

Killer T cells are one of the body's main lines of defense against pathogens. Their job is to kill infected cells so that the viruses inside cannot replicate and spread. But often the force of their attack wanes during a ...

Immunology

Study unlocks basis of key immune protein's two-faced role

A Brigham and Women's Hospital-led team has identified a long sought-after partner for a key immune protein, called TIM-3, that helps explain its two-faced role in the immune system—sometimes dampening it, other times stimulating ...

Medical research

Team develops novel method to prevent, cure rotavirus infection

Activation of the innate immune system with the bacterial protein flagellin could prevent and cure rotavirus infection, which is among the most common causes of severe diarrhea, says a Georgia State University research team ...

Diseases, Conditions, Syndromes

For inmates, pricey hepatitis C drug could make financial sense

New, significantly improved hepatitis C drugs have revolutionized how the disease is treated, but they are also expensive. One such drug, sofosbuvir, costs more than $7,000 a week for 12 weeks of treatment.

Pediatrics

When colds, flu lead to complications in kids

(HealthDay)—About one-third of children with viral infections severe enough to land them in the hospital end up with serious complications—such as pneumonia, seizures and brain swelling, a new study finds.

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