“…33 Investigations of cats in European countries disclosed antibodies to Hantaan virus, antibodies that may have been cross-reactive and actually induced by PUU virus infection or possibly by infection with the rat-associated SEO virus. [34][35][36] In surveys of studies from regions where the HTN and SEO viruses, but not PUU virus, occur endemically, antibodies to hantavirus has been reported in samples from small and mediumsized wild mammals such as moles, weasels, hares, foxes, roes, and also among domestic animals such as cats, dogs, and pigs. [37][38][39][40][41][42] Furthermore, in an outbreak of HFRS among laboratory staff, IFA reactions of low titer towards HTN virus were found in rabbits, guinea pigs, dogs, and cats.…”