Scientists uncovered a hidden bat virus in Bangladesh patients, revealing that Nipah-like outbreaks may not always be Nipah—and that another spillover threat is already here. Credit: Shutterstock Researchers studying infectious diseases have discovered Pteropine orthoreovirus (PRV), a bat-borne virus, in stored throat swab samples and virus cultures from five patients in Bangladesh. These individuals were originally suspected of having Nipah virus infection but later tested negative. The