Results
The Ice Hunters project did not identify any suitable targets for New Horizons, but did result in the identification of Kuiper Belt Objects (KBOs).
Publication
2011 HM102: Discovery of a High-Inclination L5 Neptune Trojan in the Search for a post-Pluto New Horizons Target
Parker et al. 2013, Astronomical Journal, 145, 96
Also, see this blog entry written by the paper's lead author.