Scientists find how Rift Valley fever virus enters cells Kumar Jeetendra | September 24, 2021 Rift Valley fever virus causes economically tragic hemorrhagic outbreaks in livestock, including cattle, goats, and sheep. The mosquito-borne infections can lead to the spread of infection to people who work with animals that are dying or dead often causing many human infections as well as many deaths. Rift Valley fever, for which there isn’t a …