Translational Cancer Research (Transl Cancer Res; TCR; Print ISSN: 2218-676X; Online ISSN 2219-6803; www.thetcr.org) launched in August 2013 a special issue on Applications of Nanotechnology in Radiation Research inviting Prof. Rao Papineni from University of Kansas Medical Center, Pataje G.S. Prasanna from National Cancer Institute and Mansoor Ahmed, National Cancer Institute to serve as the Guest Editors.