C.  Morandin, Havukainen, H., Kulumni, J., Dhaygude, K., Trontti, K., and Helanterä, H., ?Not only for egg yolk?functional and evolutionary insights from expression, selection, and structural analyses of formica ant vitellogenins?, Molecular biology and evolution, vol. 31, pp.  2181?2193, 2014.