Orthomyxoviridae     Zoonosis  Poultry, pigs and other animals  H1, H2, H3, H5 (HP & LP), H6, H7 (HP & LP), H9, H10  HP: severe systemic diseaseOther zoonotic infections: ranging from mild upper respiratory tract infection to severe pneumonia and death.Possible to cause conjunctivitis, GI symptoms, encephalitis and encephalopathy  HA  Most still retains previous host-receptor specificity  [16][57,58,59]