Antarctic icefish are famous for living without red blood cells, but they are not alone. A species of needle-shaped, ...

Stem cells are precursors of a variety of different cells: They can turn into anything from blood to bone to muscle. Human blood stem cells, known as hematopoietic stem cells, are the forerunners of ...

From the moment they’re born, newborns — or, specifically, their immune systems — must learn to fight germs without harming their own tissues. In a new study, Yale researchers found that one type of ...

Immature ganulocytes, also called myeloblasts, are a type of young white blood cell. Unusual amounts of myeloblasts usually occur due to problems with bone marrow, such as certain types of blood ...

Stripe patterns are commonly seen in nature—for instance, birds and fish move in coordinated flocks and schools, fingerprints ...

Researchers show that stripe patterns which appear when red blood cells are separated in a centrifuge are primarily caused by ...