Table 1.
Summary of known relative virulence, species affected and mode of transmission for different strains of HEV [5], [15], [16], [17], [18], [19].
| Genotype | Virulence | Species affected | Dominant mode of transmission |
|---|---|---|---|
| G1 | +++ | Humans | Faeco-oral |
| G2 | +++ | Humans | Faeco-oral |
| G3 | + | Humans and swine | Zoonotic transmission from consumption of infected meat and via blood transfusion from affected donor |
| G4 | ++ | Humans and swine | |
| G5 | unknown | Swine | No reported human cases One reported case of transmission to humans from infected camel meat/milk |
| G6 | unknown | Swine | |
| G7 | unknown | Camels |