Nano-Theranostics (IMAGE) Science China Press Caption Size switchable nano-theranostics constructed with decomposable inorganic nanomaterials for acidic TME targeted cancer therapy. (a) A scheme showing the preparation of HSA-MnO2-Ce6&Pt (HMCP) nanoparticles, and (b) their tumor microenvironment responsive dissociation to enable efficient intra-tumoral penetration of therapeutic albumin complexes. (c) A scheme showing the preparation of Ce6(Mn)@CaCO3-PEG, and (d) its acidic TME responsive dissociation for enhanced MR imaging and synergistic cancer therapy. Credit ©Science China Press Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.