polymeric nanoparticle as a nanocapsule use as imaging agents or for drug delivery

circle purple art pattern pink ball organ design blue sphere wheel petal lighting symmetry polymeric nanoparticle nanocapsule use imaging agents drug delivery isolated rendering nanomaterials nanoparticle nanotechnology polymer polymeric controlled release core delivery 3d agent bioengineering biosensor capsule carrier drug encapsulated encapsulating imaging matrix medicine membrane nano science spheres