See what happens when incompatible blood types interact under a microscope. Watch red blood cells clump during an immune ...

Immune cells fight infectious intruders, for example, or search for incipient cancers. Therefore, they are constantly migrating through the tissues of our body. But in the wrong place, immune cells ...

Using a tiny, spherical glass lens sandwiched between two brass plates, the 17th century Dutch microscopist Antonie van Leeuwenhoek was the first to officially describe red blood cells and sperm cells ...

Take a fascinating microscopic look at activated white blood cells responding to an infection after a leech bite. Watch the ...

The brain relies on real-time delivery of oxygen and nutrients through its microvasculature, which threads through neural tissue like electrical wires. While modern imaging technologies allow ...

Not long ago, the idea of diagnosing a disease with a droplet of blood was considered a pipe dream. Today, this technology could soon become a reality. A group of scientists led by researchers from ...

AI technology could be used to detect potentially deadly blood clots before they strike. That's according to scientists at the University of Tokyo, who say they have created a non-invasive way to ...

The biologic drug interferon-alpha can benefit patients with blood cancers called myeloproliferative neoplasms by forcing ...

Aplastic anemia is when your bone marrow can’t make enough healthy blood cells, including red blood cells, white blood cells, and platelets. A CBC measures blood cell levels and is used to diagnose ...