Human blood already comes in a bewildering variety of types, but researchers have now identified a new one so rare that only ...

T cells, also known as lymphocytes, are a type of white blood cell that play an important role in the body's immune response.

Your blood type affects everything, from a predisposition to certain diseases to your heart health. Knowing your blood type is important information that can come in handy during a medical emergency.

Red blood cells are complex — there's much more to blood types than A, B and O. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Many people know ...

Our blood consists of many cell types that develop through different stages from a precursor type -- the blood stem cell. An international research team has now investigated the developmental pathways ...

Research suggests a surprising link between blood type and stroke risk, with people carrying one specific group A blood type ...

Researchers from UC San Francisco have discovered blood stem cells in the lungs, disrupting a decades-old belief that new blood cells were only made in the bone marrow. Conventionally it was thought ...

Acute myeloid leukemia (AML) cells under the microscope, in purple. There is a serious need for finding better ways to treat AML that comes back after initial treatment. Chimeric antigen receptor (CAR ...

Scientists in Thailand have identified a remarkably rare hybrid blood type, B(A), found in only three individuals out of hundreds of thousands tested.

Researchers at The University of Texas MD Anderson Cancer Center have characterized the complex microenvironment in ...

Red blood cells transport oxygen throughout your body, including to vital organs and tissues. They also help your body get rid of carbon dioxide. Too little or too many red blood cells may be ...