id author title date pages extension mime words sentences flesch summary cache txt cord-048448-kfwbqp4p Sandrock, Christian Clinical review: Update of avian influenza A infections in humans 2007-03-22 .txt text/plain 4454 274 45 The recent emergence, host expansion, and spread of a highly pathogenic avian influenza (HPAI) H5N1 subtype in Asia have heightened concerns globally, both in regards to mortality from HPAI H5N1 infection in humans and the potential of a new pandemic. Influenza A viruses are characterized by their pathogenicity, with highly pathogenic avian influenza (HPAI) causing severe disease or death in domestic poultry [3] . Influenza A viruses infect a wide range of hosts, including many avian species, and various mammalian species, such as swine, ferrets, felids, mink, whales, horses, seals, dogs, civets, and humans [13] [14] [15] [16] [17] [18] [19] [20] [21] [22] [23] [24] [25] [26] [27] [28] [29] [30] [31] . Characterization of an avian influenza A virus isolated from a human -is an intermediate host necessary for the emergence of pandemic influenza viruses Avian influenza A virus (H7N7) associated with human conjunctivitis and a fatal case of acute respiratory distress syndrome ./cache/cord-048448-kfwbqp4p.txt ./txt/cord-048448-kfwbqp4p.txt