Wang, Hongwang Magnetic-Fe/Fe(3)O(4)-nanoparticle-bound SN38 as carboxylesterase-cleavable prodrug for the delivery to tumors within monocytes/macrophages. [electronic resource] - Beilstein journal of nanotechnology 2012 - 444-55 p. digital Publication Type: Journal Article ISSN: 2190-4286 Standard No.: 10.3762/bjnano.3.51 doi