title: Proceedings: The importance of zinc in cooling boar semen.
mesh_terms: D000818:Animals; D011232:Chemical Precipitation; D003080:Cold Temperature; D008297:Male; D011506:Proteins / Q000378:metabolism; D012661:Semen / Q000378:metabolism*; D013094:Spermatozoa / Q000378:metabolism; D013552:Swine / Q000378:metabolism*; D015032:Zinc / Q000378:metabolism*
chemical_list: D011506:Proteins; D015032:Zinc