Sex-steroid receptors, prostaglandin E2 receptors, and cyclooxygenase in the equine cervix during estrus, diestrus and pregnancy: gene expression and cellular localization - Fernandes, Claudia Barbosa; Loux, Shavahn C; Scoggin, Kirsten E; Squires, Edward L; Troedsson, Mats H; Esteller-Vico, Alejandro; Ball, Barry A (Animal Reproduction Science, 2017)