Methods: Twenty eighet PNH patients, 87 AA patients, including 25 severe AA (SAA) and 62 chronic AA (CAA), 37 MDS patients, and 20 healthy individuals were studied.

• 方法：152例患者，其中PNH组28例，再障组87例（其中重型再障25例，慢性再障62例），MDS组37例；