Volume 21, Number 4—April 2015
Influenza A(H7N9) Virus Transmission between Finches and Poultry
|Bird species||Time of death, dpi||Influenza virus exposure||Transmission
||Virus titer, log10 EID50/mL†
|Route||Direction||Trachea and/or lung||Intestine|
|Finch||4||A/Anhui/1/2013 (H7N9)||Airborne||Chicken → Finch||0||0|
|Finch||5||A/Anhui/1/2013 (H7N9)||Waterborne||Chicken → Finch||4.3 (combined)||0|
|Finch||5||A/chicken/Rizhao/867/2013 (H7N9)||Waterborne||Chicken → Finch||6.5 (combined)||0|
|Quail||15||A/Anhui/1/2013 (H7N9)||Waterborne||Finch → Quail||4.7 (trachea); 5.5 (lung)||ND|
|Quail||15||A/Anhui/1/2013 (H7N9)||Waterborne||Finch → Quail||7.3 (trachea); 8.3 (lung)||ND|
||Finch → Quail
||6.5 (trachea); 7.5 (lung)
|Finch||6||A/Anhui/1/2013 (H7N9)||Waterborne||Finch → Chicken||4.5 (combined)||0|
|Finch||2||A/Anhui/1/2013 (H7N9)||Waterborne||Finch → Quail||2.5 (trachea); 2.3 (lung)||ND|
|Quail||15||A/Anhui/1/2013 (H7N9)||Airborne||Quail → Finch||3.3 (trachea); 4.5 (lung)||ND|
*dpi, days postinfection; EID50, 50% egg infectious dose; ND, not determined.
†Assessed in embryonated chicken eggs.
Page created: March 17, 2015
Page updated: March 17, 2015
Page reviewed: March 17, 2015
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