West Nile Virus (WNV)

Article

West Nile Virus National and State Links

July 08, 2005

National Surveillance Maps

Information submitted and verified to the Centers of Disease Control and Prevention... Read More

Article

California: Three Equine Cases of WNV for 2005

June 21, 2005

As of June 17, three cases of West Nile virus (WNV) have been detected in California horses. All three cases are recovering.

The first case, a 3-year-old Quarter Horse in Plumas County, was reported on June 1. The second and third cases... Read More

Article

Vaccine Care and Handling

May 01, 2005

"A lot of very smart people are not aware of how to properly handle vaccines," said Rocky Bigbie, DVM, MS, director of field veterinary services with Fort Dodge Animal Health, at the 2005 Western Veterinary Conference held Feb. 20-24 in Las... Read More

Article

Merial Launches Site for Equine WNV Vaccine

April 07, 2005

Merial has announced the launch of www.EquineWNV.com, a web site that offers comprehensive information about RECOMBITEK Equine West Nile Virus (WNV) vaccine. Aimed at horse owners and... Read More

Article

First Florida EEE Case Reported for 2005

April 07, 2005

Florida Agriculture and Consumer Services (FACS) Commissioner Charles H. Bronson says this year's first case of Eastern equine encephalitis (EEE) has been reported in Union County and he is urging horse owners to have their animals vaccinated... Read More

Article

WNV in Northern Indiana

April 01, 2005

West Nile virus (WNV) was first detected in Indiana horses in 2001. In 2002, the state reported 704 cases, the fifth-largest outbreak in the United States. Michael Ward, BVSc, MSc, MPVM, PhD, from Purdue University's School of Veterinary... Read More

Article

West Nile Virus and Other Hot Topics

March 04, 2005

"Our perennial topic this morning is West Nile virus (WNV)," began Rocky Bigbie, DVM, MS, director of field veterinary services with Fort Dodge Animal Health, at the 2005 Western Veterinary Conference held Feb. 20-24 in Las Vegas, Nev. He also... Read More

Article

West Nile Virus: Threat and Response

March 01, 2005

Editor's Note: This is the third in a 12-part series of articles on vaccinations for horses.

For a graphic demonstration of the value of vaccination, look no further than West Nile virus (WNV). When it roared onto the Eastern shore... Read More

Article

AAEP 2004:Infectious Diseases Forum

February 07, 2005

Veterinarians swapped ideas on hot topics in the realm of equine infectious disease in the Infectious Disease Forum at the 2004 American Association of Equine Practitioners Convention, held Dec. 3-8 in Denver, Colo. Steve Conboy, DVM, a private... Read More

Article

WNV Vaccine: Safe for Broodmares

February 01, 2005

Researchers at Texas A&M University (TAMU) have just completed a retrospective study into the safety of administering the killed West Nile virus (WNV) vaccine to pregnant broodmares, the first study on this topic in equine reproductive... Read More

Article

Additional Treatment Receives Conditional License

February 01, 2005

In the treatment of horses suffering from West Nile virus (WNV), vets have only a few choices besides supportive care. A novel WNV serum antibody product received conditional approval from the USDA in November 2004. Colorado Serum Company (CSC)... Read More

Article

One Dose of WNV Recombinant Vaccine Could Help Control Outbreaks

January 31, 2005

A recent study at Colorado State University (CSU) found that your horse might have the ability to fight off West Nile virus (WNV) less than a month after receiving a single-dose vaccination against the disease. The challenge study tested Merial'... Read More

Article

West Nile Virus Vaccination Guidelines Developed by the AAEP

January 06, 2005

The American Association of Equine Practitioners (AAEP) has released West Nile Virus (WNV) vaccination guidelines. This information is intended as a supplement to the AAEP's Guidelines for Vaccination of Horses (January 2001).... Read More

Article

Additional WNV Treatment Receives Conditional License

January 04, 2005

In the treatment of horses suffering from the West Nile virus (WNV), vets have only a few choices besides supportive care. A novel WNV serum antibody product received conditional approval from the USDA in November 2004. Colorado Serum Company... Read More

Article

Crunching the Numbers: California's Equine WNV Mortality Rate

December 23, 2004

California horse owners have been keenly aware of the problem presented by West Nile virus (WNV) in 2004, but the problem took a deadly turn last year. The virus was discovered in all but one of the Golden State's 58 counties, leaving only Del... Read More

Article

West Nile Virus DNA Vaccine Awaits Approval

December 02, 2004

A new vaccine to protect horses against West Nile virus (WNV) has been developed and submitted for USDA review. If approved, it would be the first commercially available DNA vaccine for any mammalian or animal species.

Steve Chu, DVM,... Read More

Article

West Nile Virus Update for 2004

November 03, 2004

West Nile virus has continued its inexorable spread westward across the United States and its presence is now confirmed in all states except Alaska and Hawaii. As of October 27, the USDA reported a total of 1192 equine cases throughout the Unite... Read More

Article

West Nile Virus Infiltrates the Upper 48; EEE Sprinkled Throughout

October 01, 2004

Every state in the 48 contiguous United States has now experienced a taste of West Nile virus (WNV) since it first was detected in the Western Hemisphere in 1999. Having their first encounters with West Nile virus this year were Nevada (WNV foun... Read More

Article

West Nile Virus Infiltrates the Upper 48; EEE Sprinkled Throughout

September 01, 2004

Every state in the 48 contiguous United States has now experienced a taste of West Nile virus (WNV) since it first was detected in the Western Hemisphere in 1999. Having their first encounters with West Nile virus this year were Nevada (WNV foun... Read More

Article

Nevada's First WNV Case Detected

September 01, 2004

The Nevada Department of Agriculture's Animal Disease & Food Safety Laboratory confirmed West Nile virus (WNV) in a Fallon County horse on July 22.

The horse was euthanized June 21 after exhibiting signs consistent with WNV. The horse... Read More

Article

Horse Dies from West Nile Virus at California Racetrack

August 27, 2004

Having identified the first known racehorse to die from the West Nile Virus (WNV) at a California racetrack, equine health authorities are emphasizing the importance of equine vaccinations and booster shots as well as other preventive measures t... Read More

Article

First N.J. Equine Case of WNV is in Pregnant Mare

August 18, 2004

Officials at the New Jersey Department of Agriculture announced yesterday (Aug. 17) that West Nile virus (WNV) had been diagnosed in a 7-year-old pregnant mare in Gloucester County, marking the first detection of equine WNV in the state this... Read More

Article

West Nile Virus Found in Oregon Bird

August 16, 2004

Oregon has become the last of the continental United States to be affected by West Nile virus (WNV). Malheur County officials and the Oregon Department of Human Services (DHS) confirmed Aug. 13 that a dead crow found in Vale (in the east central... Read More

Article

Michigan's First 2004 Equine WNV Case

August 13, 2004

A Clinton County horse has tested positive for West Nile virus (WNV), the first of the year, veterinary officials with the Michigan Department of Agriculture (MDA) today confirmed (Aug. 13, 2005).
Laboratory tests conducted in early August a... Read More

Article

West Nile Virus and EEE Detected in Maryland Mosquitoes

August 09, 2004

Mosquitoes collected in two separate areas of Prince George's County are the first in Maryland this year to test positive for West Nile virus (WNV) and for Eastern equine encephalomyelitis (EEE). In the first instance, mosquitoes collected on... Read More