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Table 2 Gross pathology in lungs of ferrets infected with H7N7/03 virus

From: Rapid emergence of a virulent PB2 E627K variant during adaptation of highly pathogenic avian influenza H7N7 virus to mice

  Gross pathological lung lesions on indicated time p.i.
Day 5 End of the studya
Virus No. of animalsb No. of lobes Area affected (%) No. of animals No. of lobes Area affected (%)
chH7N7 2/3 1, 2 1, 3 3/4 1, 1, 2 1, 3, 3
maH7N7 3/3 1, 2, 3 3, 3, 5 3/4 3, 5, 6 10, 25, 30
mock 0/3 x x 0/4 x x
  1. aOn day 11 and 12 for the two fatal cases, on day 14 for all survivors.
  2. bNumber of animals with gross lung pathology/total number of animals.
  3. x = no pathological findings.