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119th USAHA and 58th AAVLD Annual Meeting
October 22-28, 2015
Providence, Rhode Island

 

USAHA News Alert Summaries - August 10, 2015 - In this issue:
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1. Maine officials prepare for possible avian flu outbreak
Maine Department of Agriculture, Conservation and Forestry News Release
August 6, 2015
 
 
AUGUSTA - Officials in the Maine Department of Agriculture, Conservation and Forestry (DACF) are preparing for a possible avian flu outbreak and taking steps to alert the public on how to help prevent or minimize its impact on domestic poultry. The highly pathogenic avian influenza (HPAI) virus is of low risk to people, and there have been no reported human infections resulting from the current outbreak of HPAI in the United States, according to the Centers for Disease Control and Prevention. However, it has decimated commercial chicken and turkey flocks in other states, causing supply disruptions and higher prices for consumers.
 
"This disease has not been detected in Maine or anywhere on the eastern migratory bird flyway yet, but Maine is being proactive about taking precautions to control its spread," said Governor Paul R. LePage. "State veterinary staff have alerted veterinarians and poultry growers across Maine, asking them to keep a close eye on their flocks during the fall migration of wild waterfowl, the next significant threat of introduction of HPAI in Maine and the East."
 
"Veterinarians, commercial producers and backyard poultry owners can help us in our efforts by reporting unhealthy birds," said Commissioner Walt Whitcomb. All poultry owners should report unusual sudden bird deaths in a flock - especially three or more within a week - or birds that exhibit signs of unexplained sickness. It is important to note that the HPAI virus is of low risk to people, and there have been no reported human infections resulting from the current outbreak of HPAI in the United States, according to the Centers for Disease Control and Prevention."
 
What Maine is doing to prevent and/or prepare for HPAI:
 
Dr. Michele Walsh, State Veterinarian, is leading the State response along with University of Maine Cooperative Extension Service veterinarians in closely monitoring the avian influenza viruses that have been detected in poultry flocks in Midwest and Western states to date, and offering disease prevention tips to poultry producers, including backyard chicken farmers.
 
The program is a joint effort between the Maine Department of Agriculture, Conservation & Forestry and University of Maine Extension program with support from the U.S. Department of Agriculture to monitor for infectious diseases in Maine poultry, including avian influenza viruses. These surveillance efforts also include outreach to Maine's veterinarians and poultry industry to encourage a quick and sound response to outbreaks that pose a threat to the industry or public health. In addition to routinely testing many commercial and backyard birds every year, the program randomly tests birds at events such as county fairs, bird shows and swaps.
 
Maine has been conducting avian influenza surveillance in these bird populations for at least a decade, and all birds have tested negative for the disease. In fact, other states on the Atlantic coast have also increased numbers of poultry tested for avian flu - all of those tests have had negative results as well, despite some rumors to the contrary. The discovery of highly pathogenic avian influenza (HPAI) in the Pacific Northwest in December 2014 and the subsequent spread of the disease to many commercial turkey and layer hen facilities in the Midwest has all animal health officials in North America on high alert, however, and in preparation mode for response for possible infection during the wild bird migration this fall.
 
More than 49 million chickens and turkeys have been euthanized in the U.S. to control the spread of avian flu. Avian influenza viruses are carried globally in wild migratory waterfowl and shorebirds. They can be transmitted to domestic birds and then between domestic flocks, carried on shared equipment or clothing worn by people moving from one flock to another, for instance.
 
Tips on Keeping Poultry Safe from Avian Flu:
 
The message from Maine's animal health officials to all poultry owners in the state emphasizes prevention, with a focus on biosecurity measures that can be implemented for every flock. These "Biosecurity Basics" are available on the USDA APHIS Veterinary Services website:
 
 
They include:
 
   Keep your distance - Isolate your birds from visitors and other birds
   Keep it clean - Prevent germs from spreading by cleaning shoes, tools and equipment
   Don't haul disease home - Also clean vehicles and cages used for poultry transport
   Don't borrow disease from your neighbor Avoid sharing tools and equipment with neighbors
   Know the warning signs of infectious bird diseases - Watch for early signs to prevent the spread of disease
   Report sick birds - Report unusual signs of disease or unexpected deaths.
 
Whether people are commercial producers or backyard poultry owner or something in between, it is important to remember to prevent contact between your birds and wild birds, particularly wild waterfowl.
 
People can help get the word out by reporting unusual sudden bird deaths or birds that exhibit signs of sickness. Those who have sick birds or birds that have died from unknown causes can contact the Maine State Veterinarian at (207) 287-7615 or the USDA at (866) 536-7593. Dead birds may be submitted to the UMAHL at the University of Maine's Orono campus for free HPAI testing; the lab can be reached at 207-581-2788; call the lab for important details prior to submittal.
 
 
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2. Rancher: 4 deer from Medina County test positive for CWD [update]
By Pilar Arias
KSAT.com
August 7, 2015
 
 
SAN ANTONIO - Texas Mountain Ranch owner Robert Patterson says four deer from his facility in Medina County have tested positive for chronic wasting disease.
 
Patterson has been working with the Texas Animal Health Commission and Texas Parks and Wildlife Department since one of his captive white-tailed deer tested positive for CWD in June.
 
He said 42 deer have been killed and tested since July 28, and three additional positives were the result. He added that all four deer confirmed to have the disease were males from the same father, which leads him to believe the problem is genetic.
 
The ranch owner said he expects to have a final herd plan from TAHC and TPWD within the next couple weeks.
 
TPWD spokesman Steve Lightfoot said the results were from a lab at Texas A&M and that they were being sent to a national lab in Iowa to confirm they are not false positives. He said the state agencies are still in discussions with Patterson about how to proceed.
 
 
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3. Oklahoma Department of Agriculture encouraging rabies vaccinations
High Plains Journal
August 8, 2015
 
 
The Oklahoma Department of Agriculture, Food, and Forestry is encouraging rabies vaccinations for family pets, horses and show animals.
 
Rabies is a virus that can only infect mammals and is carried by skunks and bats which serve as the reservoir species in Oklahoma. Rabid animals spread rabies to other animals or people primarily through a bite. Direct contact with the saliva or nervous tissue of a rabid animal can also result in exposure to rabies. Although dogs and cats are most commonly thought of as getting infected with rabies, livestock species may also be infected.
 
In Oklahoma, the disease is actually more common in livestock but may not always be recognized. A sudden change in orientation and aggressive behavior are recognizable symptoms in carnivores like dogs. In horses, cattle, and other livestock species, the disease more typically presents as loss of appetite, limb paralysis, abdominal straining, or difficulty swallowing without the typical dramatic symptom of aggressive, biting behavior. For a complete list of symptoms, go to http://www.oda.state.ok.us/ais/rabiemanagementlivestock.pdf.
 
 
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4. Study: Flu Vaccine Cross-Reactive Against Three Isolates [equine]
By Edited Press Release
TheHorse.com
August 7, 2015
 
 
Amid equine influenza virus (EIV) season, a recent study has shown that the Fluvac Innovator from Zoetis is cross-reactive against three emerging World Organization for Animal Health (OIE) isolates.
 
The study demonstrated sera from horses vaccinated with the EIV vaccine were cross-reactive against:
 
   Ayrshire 2013 (AY/13), European clade 2 isolate
   Kentucky 2014 (KY/14), North American clade 1 isolate
   Texas 2012 (TX/12), North American clade 1 isolate
 
The vaccinated horses demonstrated at least 97.4% cross-reactivity to these three recent EIV isolates. These high rates of seroconversion demonstrated that the vaccine is immunologically relevant against newly emerging North American clade 1 and European clade 2 EIV strains.
 
"These are the most recent OIE isolates that we have on file at the OIE reference lab at the University of Kentucky," said Robert Holland, DVM, PhD, director of Zoetis outcomes research. "In result, there were good cross-reactive antibodies when vaccinated with Kentucky/97 Fluvac Innovator against those strains."
 
 
Full text:
 
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5. Sheep producers fight to keep only ARS sheep station open
Sue Roesler
The Prairie Star
August 7, 2015
 
 
The only USDA-Agriculture Research Service (ARS) sheep station in the country is slated for closure in the fiscal year 2016 agriculture appropriations bill, but sheep associations and a large group of supporters are rallying to fight the decision.
 
The ARS U.S. Sheep Experimental Station (USSES) in Dubois, Idaho, near the borders of Idaho, Montana and Wyoming, encompasses more than 48,000 acres in Idaho and Montana and covers three climate zones and numerous landscapes.
 
"If we close the station that is in such a unique environment in the intermountain west where 62 percent of all sheep in the country are raised. We will be losing relevant research to most sheep producers, especially those with large flocks," said Burton Pfliger, president of the American Sheep Industry Association and a sheep producer near Bismarck, N.D.
 
Pfliger added the U.S. would become more dependent on sheep and wool imports from other countries if the USSES were closed.
 
According to the USSES, the station was established in 1915 by President Woodrow Wilson and has been grazing sheep on the diverse landscape for more than 100 years.
 
 
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6. The importance of animal health for global food security
By Dr Brian Evans, deputy director general of the World Organisation for Animal Health (OIE)
The Telegraph [UK]
August 5, 2015
 
 
In an interview with Business Reporter at the Telegraph Studios, Dr Evans underlined that, with some 60 per cent of human diseases having their source in animals, it's imperative we must protect animal health in order to protect human health.
 
"The OIE aspires to bring to the global community protection of animal health, animal welfare, protection of veterinary public health, food safety, food security and the economic benefits which are derived through that. By protecting animals, we are actually preserving our future."
 
What are the risks for food security?
 
"Food safety and food security are the main determinants of health," he underlined, "and from an OIE perspective, HEALTH is defined as: Human, Ecosystems and Animals Living Together Harmoniously."
 
Where is it going wrong?
 
Looking at the food chain, Dr Evans says that to ensure food safety and security we must prevent and control diseases at their animal source. "Safe food comes from healthy animals, and healthy animals come from healthy environments.
 
We have to make sure that we are not losing animals to disease as they won't be able to enter the food supplies. And for those which do go into the food supply, that they are not introducing health risks". The issue of food security needs to be addressed in the context of growing global risks and population changes.
 
Full text and video link: http://tinyurl.com/np8q7pv
 
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7. Cow power - manure - seen as part of climate change strategy
By Tom Meersman and Jim Spencer
Minneapolis Star Tribune
August 8, 2015
 
 
At one end of High Island Dairy in southern Minnesota's Nicollet County, Jersey cows are guided one at a time into 72 stalls on a rotating platform where they are milked in a matter of minutes. The 3,000 cows at the dairy go through the process three times daily, and shiny tanker trucks speed the quick-chilled milk to a cheese processing plant in Le Sueur 9 miles away.
 
The less savory part of the business is the 80,000 pounds of manure the cows also produce each day, which is vacuumed, scraped and piped into a pair of 1.1 million gallon covered tanks. Plastic domes above the tanks bulge with methane gas produced inside as microbes digest the manure in a sealed environment.
 
"The dome is a tent that holds the gas in the head space," said Mitch Davis, managing partner of Davis Family Dairies, High Island's owner.
 
The method of manure treatment, called anaerobic digestion or methane digestion, benefits the �environment, Davis said, because it produces renewable energy that can be captured instead of released to the atmosphere and then burned to produce heat and electricity.
 
It's also one strategy the Obama administration has focused on as a way to reduce methane, a powerful contributor to global warming gases.
 
"Pound for pound," the U.S. Department of Agriculture (USDA) points out, "the impact of methane on climate change is 20 times greater than carbon dioxide."
 
Full text:
 
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USAHA News Alert Summaries is a service provided to its members as a timely, up-to-date source of news affecting animal health and related subjects, intended for personal use by USAHA members.  Information in these articles does not necessarily represent the views or positions of USAHA. 

   Sources of articles are state, national and international media outlets, press releases, and direct from organizations or agencies.  Each article includes direct citation and link.  Comments, questions or concerns about the information included in each article should be directed to the source in addition to USAHA. While USAHA strives for accuracy in the information it shares, the News Alert Summaries should be treated as a tool that provides a snapshot of information being reported regarding animal health and related subjects.