Magnetic-Fe/Fe3O4-nanoparticle-bound SN38 as carboxylesterase-cleavable prodrug for the delivery to tumors within monocytes/macrophages oleh Hongwang Wang, Tej B. Shrestha, Matthew T. Basel, Raj K. Dani, Gwi-Moon Seo, Sivasai Balivada, Marla M. Pyle, Heidy Prock, Olga B. Koper, Prem S. Thapa, David Moore, Ping Li, Viktor Chikan, Deryl L. Troyer, Stefan H. Bossmann