On the cover: Plasmodium chabaudi AS-infected mouse placenta stained for lipid adducts using an anti–4-hydroxynonenal Ab. Staining of trophoblast giant cells, spongiotrophoblast, and malaria-infected RBCs are brown suggesting that oxidative stress occurs in the placenta of malaria-infected mice. Sarr, D., C. A. Cooper, T. C. Bracken, O. Martinez-Uribe, T. Nagy, and J. M. Moore. 2017. Oxidative stress: a potential therapeutic target in placental malaria. ImmunoHorizons 1: 29–41.