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Representation of different delivery systems for therapeutic molecules. Different systems are used to deliver therapeutic molecules: lipidic nanoparticles, dendrimers and dendrigrafts, quantum dots and metallic nanoparticles, and exosomes. AM: adhesion molecules; TP: transmembrane proteins; APM: antigen presenting molecules; NA: nucleic acid; CP: cytosolic proteins; CyP: cytoskeletal proteins; LR: lipid rafts.
