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Table 1 The HA, qRT-PCR confirmation of AOAV-1 with other viruses in the Egyptian provinces of Delta Region

From: Sequence analysis and pathogenicity of Avian Orthoavulavirus 1 strains isolated from poultry flocks during 2015–2019

  Province Total samples / province HA negative HA positive Total positive samples for examined viruses using qRT_PCR
Positive AOAV-1/total samples of each province H5 positive samples H9 positive samples IBV
positive samples
Total Samples 120 El Behiera 63 26 37 26/63: 41.2% 0 11 2
Alexandria 13 3 10 4/13: 30.7% 0 4 1
El Gharbia 15 7 8 8/15: 53.3% 1 0 0
El Qaliobia 9 5 4 2/9: 22.2% 0 0
El Dakahlia 7 3 4 3/7: 42.8% 0 0
Kafr El Shiekh 3 1 2 2/3: 66.6% 0 0
EL Menofia 3 1 2 2/3: 66.6% 0 0
El Giza 3 0 3 0/0: 0% 1 2 1
Marsa Mattrouh 2 1 1 1/2: 50% 0 0
El Sharkia 2 0 2 1/2: 50% 0 0 1
Total 10 120 47 73 50/120: 41.6% 2/120: 1.6% 17/120: 14.1% 5/120: 4.1%
  1. ND + H9: 2; ND + H5: 1; ND + IB: 2; ND + H9 + IB: 1 and 7 haemagglutinating samples were negative for all examined viruses