PGE2 induced in and released by dying cells functions as an inhibitory DAMP.

Hangai S, Ao T, Kimura Y, Matsuki K, Kawamura T, Negishi H, Nishio J, Kodama T, Taniguchi T, Yanai H.Proc. Natl. Acad. Sci. U.S.A. 2016 Apr 05;113(14):3844-9. doi: 10.1073/pnas.1602023113