IntroductionAll-trans retinoic acid (ATRA) is efficiently differentiation in-ducer for acute promyelocytic leukemia ( APL) .

• 全反式维甲酸(ATRA)用于急性早幼粒细胞白血病(APL)的诱导分化治疗，有很高的完全缓解(CR)率，现已成为APL诱导缓解治疗的首选药物。