Reverse signaling through the costimulatory ligand CD137L in epithelial cells is essential for natural killer cell-mediated acute tissue inflammation
- Proc. Natl. Acad. Sci. USA, January 3, 2012 vol. 109 no. 1 E13-E22. Published online before print December 12, 2011, doi: 10.1073/pnas.1112256109