Volume 17, Number 4—April 2011
Dispatch
Highly Pathogenic Avian Influenza Virus Infection in Feral Raccoons, Japan
Taisuke Horimoto
, Ken Maeda, Shin Murakami, Maki Kiso, Kiyoko Iwatsuki-Horimoto, Mariko Sashika, Toshihiro Ito, Kazuo Suzuki, Mayumi Yokoyama, and Yoshihiro Kawaoka
, Ken Maeda, Shin Murakami, Maki Kiso, Kiyoko Iwatsuki-Horimoto, Mariko Sashika, Toshihiro Ito, Kazuo Suzuki, Mayumi Yokoyama, and Yoshihiro Kawaoka
Table 1
Summary of serologic test results showing avian influenza (H5N1) antibody–positive samples from feral raccoons, Japan*
| Region/period | No. positive/no. samples (%) | ID no., positive samples | Date raccoon captured | Animal body mass, kg | Animal sex |
|---|---|---|---|---|---|
| Western Japan | |||||
| 2005 May–2006 Dec | 6/221 (2.7) | ||||
| A-1 | 2006 Apr 30 | 5.6 | F | ||
| A-2 | 2006 May 2 | 0.3 | M | ||
| A-3 | 2006 May 2 | 0.3 | M | ||
| A-4 | 2006 May 2 | 0.3 | M | ||
| A-5 | 2006 May 17 | 10.9 | M | ||
| A-6 | 2006 May 25 | 9.1 | M | ||
| 2007 Jun–2008 May | 2/84 (2.4) | ||||
| B-1 | 2007 Jun 28 | 5.3 | M | ||
| B-2 | 2008 Jan 20 | 7.2 | M | ||
| 2009 Apr–2009 Sep |
0/110 |
||||
| Eastern Japan | |||||
| 2007 May–2008 Oct | 2/683 (0.3) | ||||
| C-1 | 2008 May 8 | 4.0 | F | ||
| C-2 | 2008 Jul 1 | 7.2 | M | ||
| Total | 10/1,088 (0.9) |
*ID, identification.
Page created: July 25, 2011
Page updated: July 25, 2011
Page reviewed: July 25, 2011
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