The Long Quest for Artificial Blood

Scientists are making significant advances in developing artificial blood substitutes, with two promising approaches emerging in 2025, the New Yorker reports. At the University of Maryland School of Medicine's Center for Blood Oxygen Transport and Hemostasis, researchers are testing ErythroMer, a synthetic nanoparticle that mimics red blood cells' oxygen-carrying capabilities. Simultaneously, the UK's National Health Service is conducting the first human trials of lab-grown blood cells.
These de