Red blood cells, long thought to be passive bystanders in the formation of blood clots, actually play an active role in helping clots contract, according to a new study by researchers at the ...

Scientists have long been puzzled by how maturing red blood cells manage to produce all the hemoglobin they need to carry oxygen to tissues, even after shedding the vital structures they need to ...

Blood transfusions are crucial in human and veterinary medicine, yet human blood reserves are in constant need of donors, ...

Human bodies make 2 million red blood cells per second. They each live for 120 days and spend that time zooming completely around the body every 20 seconds, carrying oxygen from the lungs to other ...

The immune system consists of inflammatory and regulatory T cells (Tregs) that promote or dampen immune activity, respectively. These cells react to specific antigens that specialized cells like ...

A breakthrough in the understanding of how mammals create red blood cells could lead to opportunities for artificial blood to be created at scale for the first time. The study was led by Dr. Julia ...

In healthy red blood cells (RBCs), myosin fibers (blue) contract, pulling on actin (pink) and spectrin proteins (purple) connected to the cell membrane and helping to give the cells their distinct, ...