산화성 이온쌍상전이온도표적 나노결집체면역세포면역세포 모방소포체표적운반체-나노결집체 접합체종양 효소Oxidative ion pairPhase transition temperatureTargeted self-assembled nanoparticlesImmune cellImmune cell-mimicking vesicleConjugate of targeted carrier and self-assembled nanoparticlesTumor enzyme-degradable spacerDrug delivery system with tumor t