A versatile theranostic agent that integrated with therapeutic and diagnostic functions is extremely essential for cancer theranostic. Herein. a multifunctional theranostic nanoplatform (PFP@MPDA-DOX) based on perfluoropentane (PFP) encapsulated mesoporous polydopamine (MPDA) is elaborately designed. followed by gating of drug doxorubicin (DOX) for preventing cargo leaking. https://citylocers.shop/product-category/tumbler/