A new study from Karolinska Institutet has mapped how MAIT cells, which play an important role in the body's defense against microbes, exhibit different properties depending on the tissue they are in.

Why does the immune system become less effective as we age? A new USC study published in BMC Biology offers fresh insights by ...

People's bodies can be old or young for their chronological age, depending, in part, on the amount and types of stressors they have experienced. Scientists can estimate people's biological age, but ...

Dense breast tissue refers to the composition of a woman’s breasts in terms of the ratio of different types of tissue. The breast is made up of three main components: glandular tissue (which includes ...