Volume 21, Number 5—May 2015
Research
Pathologic Changes in Wild Birds Infected with Highly Pathogenic Avian Influenza A(H5N8) Viruses, South Korea, 2014
Hye-Ryoung Kim, Yong-Kuk Kwon, Il Jang, Youn-Jeong Lee, Hyun-Mi Kang, Eun-Kyoung Lee, Byung-Min Song, Hee-Soo Lee, Yi-Seok Joo, Kyung-Hyun Lee, Hyun-Kyoung Lee, Kang-Hyun Baek, and You-Chan Bae
Table 3
Histopathologic lesions and immunohistochemical results for avian influenza virus antigen in 11 wild birds infected with highly pathogenic avian influenza virus
| Organ | Positive result by histopathology/immunohistochemistry* |
|||
|---|---|---|---|---|
| Baikal teal, 8/8 | Bean goose, 2/2 | Whooper swan, 1/1 | Mallard, 0/0 | |
| Trachea | –/– | NT | NT | NT |
| Lung | +/+ | +/++ | NT | NT |
| Heart | –/± | +/++ | –/– | –/– |
| Brain | +/++ | +/++ | +/++ | NT |
| Kidney | +/++ | +/++ | ++/++ | NT |
| Skeletal muscle | –/– | NT | NT | NT |
| Intestine | –/– | –/– | –/– | –/– |
| Pancreas | +++/+++ | ++/+++ | ++/++ | –/– |
| Liver | ++/++ | NT | ±/+ | NT |
| Spleen |
–/– |
–/– |
+/– |
NT |
| *Histopathologic results: –, no lesions; +, mild lesions; ++, moderate lesions, +++, severe lesions. Immunochemistry results: –, no antigen; ±, faint antigen; +, mild antigen; ++,moderate antigen; +++ severe antigen; NT, not tested. | ||||
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