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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 ...

University of Cambridge scientists have used human stem cells to create three-dimensional embryo-like structures that replicate certain aspects of very early human development—including the production ...

Ever wondered what really happens during your period? See the hilarious journey of red blood cells and uterus department as they navigate the monthly signal! Tropical Storm Melissa update as ...

Your morning coffee might do more than wake you up – it could weaken donated blood. A large new study shows caffeine lowers red blood cell quality, making transfusions less effective, especially in ...

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 from researchers at the ...

Blood doping boosts athletic performance by increasing the number of red blood cells in the bloodstream. Blood doping is commonly associated with endurance sports such as cycling, distance running, ...

For patients with a rare type of blood cancer, treatment might finally be coming out of the Dark Ages. People with the chronic condition polycythemia vera make too many red blood cells, thickening ...

A team led by the University of Sydney has identified red blood cell rupture at dying endothelial sites as a primary driver of microvascular obstruction in COVID-19, bypassing the expected role of ...

It’s driven by red blood cells and not the blood clots traditionally associated with this sort of damage. “We’ve discovered a completely new blood-clotting mechanism that has nothing to do with the ...