On an April afternoon, the scientist hovered over tiny dishes of red dye, each a slightly different ruby hue. Her task? To ...

View Full Profile. Learn about our Editorial Policies. A.S. Smith et al., “Myosin IIA interacts with the spectrin-actin membrane skeleton to control red blood cell membrane curvature and deformability ...

Robert F. Kennedy Jr., the health secretary, has called the dyes “poison” and long blamed artificial additives for chronic ...