Trans-generational immune priming in the mealworm beetle protects eggs through pathogen-dependent mechanisms imposing no immediate fitness cost for the offspring.
Dhinaut J1, Chogne M2, Moret Y2.
Developmental and comparative immunology.Dev Comp Immunol.2018 Feb;79:105-112. doi: 10.1016/j.dci.2017.10.017. Epub 2017 Oct 26.