The following abstracts from the 25th Annual Meeting of the International Society for Biological Therapy of Cancer (iSBTc, now the Society for Immunotherapy of Cancer, SITC) were submitted for presentation as "late-breaking abstracts" in Washington, D.C., October 2-4, 2010 and were not available for publication in the Journal of Immunotherapy prior to the meeting. The society is committed to including the most cutting-edge pre-clinical, clinical, and translational data on cancer immunotherapy and is pleased to publish these abstracts in this issue.Published in the Journal of Immunotherapy (2011) 34:2.#SITCPublication