Impaired spermatogenesis, tubular wall disruption, altered blood-testis barrier composition and intratubular lymphocytes in an infertile Beagle dog - a putative case of autoimmune orchitis.Carolin Matschurat, Ralph Brehm, Anne‐Rose Günzel‐Apel et al.|PubMed|2019Cited by 18
Expression of claudin-11 in canine prepubertal testes, and in canine adult testes showing normal spermatogenesis, impaired spermatogenesis, or testicular neoplasiaCarolin Pörtner, Ralph Brehm, Kristina Rode et al.|Theriogenology|2020Cited by 11
Testicular yolk sac tumor and impaired spermatogenesis in a Holstein Friesian calf.Lia Schindewolffs, O. Distl, Ralph Brehm et al.|PubMed|2015Cited by 8