MRB expression in adult is restricted exclusively to tumor tissues.More and more researches show that MRB may be a new target to cure tumor diseases by inhibiting angiogenesis.

• 成年人正常组织中不表达MRB，而肿瘤组织相对特异性高表达，MRB有望成为抑制血管生成治疗肿瘤的新靶点。