The invention provides a pH-sensitive linker that can simultaneously bind metallic nanoparticles and one or more agents with various molecular size. The linker of the invention can deliver the agents into cells involved in disease processes or close to cells so that the agents can selectively target and effect on the cells. The target delivery provided by the linker of the invention can be used for example for disease sensing, imaging, drug delivery, and therapy.
本发明提供了一种可同时结合
金属纳米粒子和一种或多种不同分子大小的制剂的 pH 值敏感连接剂。本发明的连接剂可将药剂输送到涉及疾病过程的细胞或靠近细胞的地方,从而使药剂有选择地靶向作用于细胞。本发明的连接剂提供的靶向输送可用于疾病传感、成像、给药和治疗等。