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 ...

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 ...

Red blood cells carry oxygen from the lungs to every other organ, and blood-forming stem cells must make about 200 billion new red blood cells each day to keep the oxygen flowing. For many years, ...

What am I looking at? This is a colored scanning electron microscopy image of a human red blood cell infected with the parasite that causes malaria. The infected cell is blue (1), and the uninfected ...

Sickle cell disease (SCD) is a group of inherited blood disorders resulting from a mutation in the hemoglobin protein in red blood cells. This mutation changes the shape of the blood cells from round, ...

Representative light microscopy images of carbonaceous (black) particles adherent to red blood cells (red arrows) from healthy volunteers. Each image is from a different adult volunteer. Researchers ...