Active substance for blocking pleural mesothelial cell CD93 and application thereof

The invention provides an active substance for blocking pleural mesothelial cells CD93 and application of the active substance. The CD93 for resisting the pleural mesothelial cells can promote T cell mediated cellular immune response in the lung tumor or lung infection process, has the effect of treating the lung tumor or infection, and provides a new treatment scheme for the lung tumor or infection. 本申请提供了一种阻断胸膜间皮细胞CD93的活性物质及其应用。本申请公布了抗胸膜间皮细胞的CD93能促进肺部肿瘤或肺部感染过程中T细胞介导的细胞免疫应答，具有治疗肺部肿瘤或感染的作用，为肺部肿瘤或感染提供了一个新的治疗方案。