Volume 21, Number 12—December 2015
Letter
Serologic Evidence of Influenza A (H14) Virus Introduction into North America
Neus Latorre-Margalef
, Andrew M. Ramey, Alinde Fojtik, and David E. Stallknecht
, Andrew M. Ramey, Alinde Fojtik, and David E. Stallknecht
Table
H3 and H14 microneutralization assay data from ducks sampled during 2006–2014, North America
| Year | Month of sampling | State | Species | No. | H3N8 No, (%) | H14N5 No.(%) |
|---|---|---|---|---|---|---|
| 2006 |
Aug |
Michigan |
Mallard |
29 |
6 (21) |
0 |
| Aug/Sep |
Minnesota |
Mallard |
39 |
3 (8) |
0 |
|
| 2007 |
Aug/Sep |
Minnesota |
Mallard |
46 |
8 (17) |
1 (2%) |
| 2008 |
Aug/Sep |
Minnesota |
Mallard |
44 |
8 (18) |
0 |
| 2009 |
Aug/Sep |
Minnesota |
Mallard |
29 |
10(34) |
0 |
| Aug |
New Jersey |
Domestic and wild Mallard |
36 |
1 (3) |
0 |
|
| 2010 |
Aug/Sep |
Minnesota |
Mallard |
29 |
6 (21) |
0 |
| Aug |
New Jersey |
Domestic and wild Mallard |
20 |
5 (25) |
0 |
|
| 2011 |
Aug/Sep |
Minnesota |
Mallard |
124 |
37(30) |
0 |
| 2012 |
Feb/Mar |
Texas |
Blue-winged teal |
19 |
3 (16) |
0 |
| Aug/Sep |
Minnesota |
Mallard |
188 |
11 (6) |
2 (1%) |
|
| 2013 |
Feb/Mar |
Texas/Louisiana |
Blue-winged teal |
120 |
13 (11) |
12(10%) |
| Feb/Mar |
Texas/Louisiana |
American green-winged teal |
91 |
5 (5) |
2 (2%) |
|
| Aug/Sep |
Minnesota |
Mallard |
65 |
8 (12) |
7 (11%) |
|
| 2014 |
Feb/Mar |
Texas |
Blue-winged teal |
22 |
1 (5) |
1 (5%) |
| Sep |
Minnesota |
Mallard |
41 |
4 (10) |
0 |
|
| Totals | ||||||
| 2006–2010 | NA | NA | All ducks | 272 | 47 (17%) | 1 (0.3%) |
| 2011–2014 |
NA |
NA |
All ducks |
670 |
82 (12%) |
24 (3.5%) |
| Totals | ||||||
| 2006–2010 | NA | NA | Mallard only | 272 | 47 (17%) | 1 (0.3%) |
| 2011–2014 | NA | NA | Mallard L only | 418 | 60 (14%) | 9 (2.1%) |
| 2011–2014 | NA | NA | Blue-winged teal and American green-winged teal | 252 | 22 (9%) | 15 (6%) |
Page created: November 17, 2015
Page updated: November 17, 2015
Page reviewed: November 17, 2015
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