title: Transplacental transmission of Protostrongylus sp. in California bighorn sheep (Ovis canadensis californiana) in Oregon.
abstract: Transplacental transmission of Protostrongylus sp. was documented for the first time in California bighorn sheep (Ovis canadensis californiana) by recovery of third stage larvae from two fetuses.
mesh_terms: D000818:Animals; D005260:Female; D005315:Fetal Diseases / Q000469:parasitology / Q000662:veterinary*; D008431:Maternal-Fetal Exchange; D011247:Pregnancy; D012756:Sheep; D012757:Sheep Diseases / Q000469:parasitology*