title: Letter from the guest-editor.
authors.affiliation: Electron Microscope Unit, Department of Anatomy and Physiology, Faculty of Veterinary Science, University of Pretoria, Onderstepoort, South Africa. Electronic address: lizette.duplessis@up.ac.za.
authors.forename: Lizette
authors.initials: L
authors.lastname: du Plessis
mesh_terms: D000818:Animals; D007315:Insemination, Artificial / Q000662:veterinary; D038622:Internationality; D010506:Periodicals as Topic; D011643:Publishing; D012098:Reproduction / Q000502:physiology*; D012958:Societies, Scientific / Q000458:organization & administration; D014730:Veterinary Medicine / Q000458:organization & administration