Liu, Shikai A smart tumor microenvironment responsive nanoplatform based on upconversion nanoparticles for efficient multimodal imaging guided therapy. [electronic resource] - Biomaterials science Feb 2019 - 951-962 p. digital Publication Type: Journal Article ISSN: 2047-4849 Standard No.: 10.1039/c8bm01243a doi Subjects--Topical Terms: AnimalsBiocompatible Materials--chemistryCell Survival--drug effectsChitosan--chemistryDoxorubicin--chemistryDrug Carriers--chemistryFemaleFolic Acid--chemistryHeLa CellsHemolysis--drug effectsHumansInfrared RaysMiceMicroscopy, ConfocalNanoparticles--chemistryNeoplasms--diagnostic imagingPorositySilicon Dioxide--chemistryTomography, X-Ray ComputedTungsten Compounds--chemistry