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 ...

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 ...

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 ...

Myeloblasts are precursors to specific types of white blood cells that help your body fight infections. Too many myeloblasts may be a sign of a blood cancer like leukemia. Myeloblasts, or blast cells, ...

When people donate blood, stem cells in the bone marrow make new blood cells to replace what was lost. This stress can drive the selection of certain clones—groups of blood cells with a slightly ...