For more than a century, the human appendix has been written off as a biological relic, a shrunken leftover from plant-eating ancestors that serves no real purpose. That view is now outdated. A ...

Researchers at the Kennedy Institute of Rheumatology have found that physically resisting the formation of an immunological synapse actually promotes a stronger immune response. The findings could ...

Antibodies, which recognize viruses and proteins that the body has encountered before, have long gotten most of the credit for giving the human immune system a memory. Now, researchers at the ...

Food allergies are serious and, for some, potentially deadly. And yet, despite decades of research into allergies and what causes them, very little is known about why the vast majority of people are ...

During the recent Covid-19 pandemic, the rate of serious illness and death was jarringly high in older populations. Why? Weakening immune systems — as we age, we become more vulnerable to infections, ...

Aptamers are short, single-stranded nucleic acids that can fold into specific three-dimensional structures, allowing them to bind target molecules with high ...

The microneedle patch about the size of a quarter samples key cells often missed in routine blood samples and biopsies.