hepatitis E virus(1) Lactobacillus paracasei(1) transovarial(1) zoonotic threats.(1) Vojvodina(1) swine(1) Avian influenza virus(1) Rickettsia(1) Baltic Sea(1) red fox(1) Hepatitis(1) HEV(1) oral administration.(1) transstadial.(1) Serbia(1) helminth.(1) natural infection(1) 3D8 scFv(1) Dermacentor reticulatus(1) Smelt(1) Carnivora(1) Croatia(1) zoonotic potential.(1) Ticks(1) parasites(1) Echinococcosis(1)