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Reported to be low pathogen H5N1
The farm has been quarantined, affected birds will be destroyed.
Othere bird farms are being tested to see if it's spread.
This is the 3rd outbreak of avian flu in this area in the last 5 years.
Several million birds have been killed in the effort to control the bird flu.
The farm where the outbreak occured had followed all bio-precautions
but the are a lot of migratory birds that go through this area that can spread the bird flu.
Hey Migradog,
Could you please post a link for this confirmation of Low Path H5N1. I cannot find that confirmation with any of my sources. They have confirmed it is an H5 variant but I have not heard it is H5N1. Any help would be appreciated.
http://www.bellinghamherald.com/northwest/story/767995.html
Bird flu has been found on a turkey farm in the Fraser Valley east of Vancouver, British Columbia.
The Canadian Food Inspection Agency says tests indicate that the H5 avian influenza virus is "low pathogenic." That means the severity of the illness it causes in birds is relatively low.
Even so, agency officials say all birds on the premises will be euthanized and disposed of safely.
Food inspectors also are restricting the movement of poultry and poultry products within three kilometers of the farm, about two miles.
Health officials say avian influenza viruses do not pose a danger to food safety when poultry and poultry products are properly handled and cooked.
Avian influenza rarely affects humans unless they have had close contact with infected birds
It doesn't look like the neuraminidase has been confirmed yet.
There's no mention of the neuraminidase type in that report. It should be a simple identification though. A rapid PCR then a sero-typing would have answers pretty quick. Then again, the company I work for has been talking with the Canadian government for years about our PCR test flu panel and they haven't made a move yet.
Here's another report.
http://cnews.canoe.ca/CNEWS/Canada/2009/01/24/8135646-cp.html
Bird flu found on B.C. turkey farm
By Greg Joyce, THE CANADIAN PRESS
A bio hazard control sign sits outside a poultry farm in Abbotsford, B.C. after a turkey farm in the area tested positive for the H5 avian flu virus, Saturday, January 24, 2009. THE CANADIAN PRESS/Richard Lam
ABBOTSFORD, B.C. - The H5 avian influenza virus has been confirmed on a commercial turkey farm in British Columbia's Fraser Valley, and as many as 60,000 birds will be euthanized, the Canadian Food Inspection Agency said Saturday.
The agency said tests to date indicate that the strain involved in this case is "low pathogenic." Pathogenicity refers to the severity of the illness caused in birds.
The agency is also restricting the movement of poultry and poultry products within three kilometres of the infected premises.
"To limit potential virus spread the CFIA has applied restrictions on movement of poultry and poultry products within three kilometres of the infected premises," said Sandra Stephens, a disease control specialist with the agency at a news conference in Abbotsford.
She said the agency was also relying on "all backyard poultry owners to monitor their flocks and immediately report any sick or dead birds they find in those flocks."
The agency said avian influenza viruses do not pose risks to food safety when poultry and poultry products are properly handled and cooked.
Avian influenza rarely affects humans unless they have had close contact with infected birds.
Once all birds have been removed, the agency will oversee the cleaning and disinfection of the barns, vehicles, equipment and tools to eliminate any infectious material that may remain.
Testing was done after turkeys on the farm showed signs of respiratory distress.
Further testing is underway to confirm pathogenicity and to determine the precise subtype and strain of the virus.
Stephens said the birds to be euthanized range in age from a few days to about 12 weeks.
In addition to the specific farm under testing, Stephens said the quarantine extends to an additional 23 farms within the three-kilometre radius.
Results to determine the seriousness of the pathogenicity are underway and Stephens said those results could be known later on the weekend.
She compared the current outbreak to one in 2004 that resulted in millions of birds having to be destroyed.
"In 2004 the initial diagnosis of pathogenicity was determined to be low. But it rapidly went form low path to high path.
"That's quite different than what we are seeing in this particular situation where it appears to be a low pathogenic form and right now we see no evidence it has changed to a high path."
The euthanization process involves pumping a lethal gas into the barns, which she said could occur Monday.
And if the virus does not spread, she suggested the quarantine would likely be lifted after about 21 days.
Low path viruses, as they are called, typically only lead to a drop in egg production. But high path viruses are dreaded in poultry operations because they can wipe out whole flocks. And the birds that don't die must be culled to extinguish the outbreak.
In 2004, 17 million birds died or were destroyed in an outbreak caused by a high path H7N3 virus in the Fraser Valley.
The presence of H5 virus does not mean there is an outbreak of the H5N1 virus that has killed nearly 250 people in parts of Asia, Africa and Europe. There are multiple subtypes of H5 avian flu. In fact, the Fraser Valley experienced an H5N2 outbreak in November 2005.