Naomi L. P. Keehnen, Jason Hill, Sören Nylin, Christopher W. Wheat. 2018. Microevolutionary selection dynamics acting on immune genes of the green-veined white butterfly, Pieris napi. Molecular Ecology 27: 2807-2822.

Naomi L. P. Keehnen, Jens Rolff, Ulrich Theopold, Christopher W. Wheat. 2017. Insect Antimicrobial Defences - A Brief History, Recent Findings, Biases, and a Way Forward in Evolutionary Studies. Advances in Insect Physiology 52: 1-33.