- 红血球生成素 hóngxuèqiúshēngchéngsù erythropoietinA hormone or glycoprotein produced mainly by the kidneys that stimulates the production of red blood cells by the bone marrow
- 镰状红血球贫血症 liánzhuànghóngxuèqiúpínxuèzhèng sickle-cell anemiaa genetic blood disorder characterized by red blood cells that are shaped like a sickle or crescent moon