hayes yard virus: a novel ephemerovirus isolated from a bull with severe clinical signs of bovine ephemeral fever is most closely related to puchong virus. | bovine ephemeral fever is a vector-borne disease of ruminants that occurs in tropical and sub-tropical regions of africa, asia and australia. the disease is caused by a rhabdovirus, bovine ephemeral fever virus (befv), which occurs as a single serotype globally. although several other closely related ephemeroviruses have been isolated from cattle and/or arthropods, only kotonkan virus from nigeria and (tentatively) mavingoni virus from mayotte island in the indian ocean have been previously asso ... | 2020 | 32349781 |