Volume 20, Number 12—December 2014
Dispatch
Novel Amdoparvovirus Infecting Farmed Raccoon Dogs and Arctic Foxes
Table 2
Detection of raccoon dog and fox amdoparvovirus in sick and healthy animals using PCR, CIEP and IAT, China*
Animal, health status | Age, mo. | Year | Farm† | No. | Rate |
|||
---|---|---|---|---|---|---|---|---|
PCR+‡ | CIEP+ | IAT+ | CIEP+PCR+ | |||||
Raccoon dog | ||||||||
Diseased | 3-7 | Total | 10 | 8/10 | 8/8 | 2/2 | 6/8 | |
2012 | A | 6 | 4/6 | 6/6 | ND | 4/6 | ||
2012 | B | 2 | 2/2 | ND | ND | NA | ||
2013 | C | 2 | 2/2 | 2/2 | 2/2 | 2/2 | ||
7, 19 | Total | 18, 1 | 18/19 | 18/18 | 18/18 | 17/18 | ||
2013 | D | 12, 1 | 12/13 | 13/13 | 13/13 | 12/13 | ||
2012 | A | 5 | 5/5 | 5/5 | 5/5 | 5/5 | ||
2012 | E | 1 | 1/1 | ND | ND | NA | ||
Healthy§ | 3 | 2013 | Total | 10 | 0/10 | 0/10 | ND | 0/10 |
7 |
2013 |
Total |
5 |
0/5 |
2/5 |
0/5 |
0/5 |
|
Arctic fox | ||||||||
Diseased | 3 | Total | 10 | 4/10 | ND | ND | NA | |
2012 | B | 7 | 3/7 | ND | ND | NA | ||
2012 | F | 3 | 1/3 | ND | ND | NA | ||
7–9 | 2012 | C | 2 | 2/2 | 2/2 | ND | 2/2 | |
Healthy | 7 | 2012 | Total | 5 | 0/5 | 0/5 | 0/5 | 0/5 |
*CIEP, counter-immunoelectrophoresis; IAT, serum iodine agglutination test; NA, samples not available; ND, assays not done; +, positive.
†Farm: A, Heishan County; B, Qian’an County; C, Jilin County; D, Panjin County; E, Haicheng County; F, Nong’an County. Qian’an, Jilin, and Nong’an are located in Jilin province; Heishan, Panjin and Haicheng are located in Liaoning province.
‡For raccoon dogs, PCR+ for all the tested tissues (blood, spleen, kidney and mesenteric lymphonodus). For arctic foxes, PCR+ results only for 1 of the tested tissues (blood, kidney, or intestinal mucosae).
§Blood and spleen samples were tested separately by PCR from healthy animals except for the blood samples from the 3-month-old healthy raccoon dogs.