Scientists have been aware of the AnWj antigen, a cell surface marker on red blood cells, for more than 50 years. However, until now, its genetic background remained unknown to humanity.

and were better able to produce red blood cells. This suggests that the DNMT3A mutations are beneficial and might suppress the growth of cancerous cells, says Encabo. “It’s like the donation ...

You may see bright red blood on the toilet paper, or have drops of blood in the toilet after a bowel movement, Houghton says. Aside from bleeding, you may also have symptoms like pain, swelling ...