Small-molecule factor D inhibitors selectively block the alternative pathway of complement in paroxysmal nocturnal hemoglobinuria and atypical hemolytic uremic syndrome oleh Xuan Yuan, Eleni Gavriilaki, Jane A. Thanassi, Guangwei Yang, Andrea C. Baines, Steven D. Podos, Yongqing Huang, Mingjun Huang, Robert A. Brodsky