Interferon epsilon is produced in the testis and protects the male reproductive tract against virus infection, inflammation and damage. - Wijayarathna R; de Geus ED; Genovese R; Gearing LJ; Wray-McCann G; Sreenivasan R; Hasan H; Fijak M; Stanton P; Fietz D; Pilatz A; Schuppe HC; et al. (PLoS pathogens, 2024)