West Nile Virus (WNV)
July 27, 2008
West Nile virus (WNV), an arbovirus endemic in North America, is the causative agent of West Nile equine encephalomyelitis (WNEE) and an important consideration in the differential diagnosis of horses with signs of neurologic disease. West... Read More
July 20, 2008
A horse from McKinley County, N.M., has tested positive for West Nile virus, the first positive test for the virus in a horse this year.
That word from the state health department.
New Mexico has reported no human cases of West... Read More
July 07, 2008
The time to protect horses from West Nile virus (WNV) is now, said David Wong, DVM, MS, Dipl. ACVIM, assistant professor of equine medicine at Iowa State University's Veterinary Medical Center.
"The peak of West Nile season is Augus... Read More
June 24, 2008
The first positive equine case of West Nile virus in California in 2008 has been reported in Riverside County. The affected horse, a 15-year-old Quarter Horse gelding, died.
West Nile virus (WNV) is a mosquito-borne virus that was first... Read More
May 22, 2008
Although the number of cases of WNV in South Dakota's horses has gone down significantly in recent years, this decline can be largely attributed to the success of the vaccine, according to South Dakota State... Read More
April 21, 2008
Developing a vaccination schedule is not as straightforward as it sounds. So much of what you should vaccinate for depends upon such factors as where you live, how often your horse travels, how old he is, his vaccination history, and what infectious ... Read More
April 10, 2008
In a recently published study Texas A&M University veterinarians identified two "hot spots" of West Nile virus (WNV) based on data they collected between 2002 and 2004. One of these spots is in northwestern Texas and the other in an eastern... Read More
April 04, 2008
In 1999 one in three equines that contracted West Nile virus in North America died due to naïve immune systems... Read More
March 21, 2008
Florida horse owners are being urged to take advantage of the vaccines available to protect their animals against Eastern equine encephalitis (EEE) and West Nile virus, said Florida Agriculture and Consumer Services Commissioner Charles H. Bronson.... Read More
March 05, 2008
Scientists are becoming increasingly concerned about the marked and persistent development of emerging infectious diseases--infections that are new to a population or geographic area, have appeared more frequently, or have become more virulent (abl... Read More
January 18, 2008
Researchers found antibodies to West Nile virus (WNV) in nearly 20% of horses recently tested in the United Arab Emirates (UAE), according to Ulrich Wernery, DVM, PhD, scientific director of the Centra... Read More
January 03, 2008
Researchers at the Western College of Veterinary Medicine in Saskatchewan, Canada, recently published a study indicating that light-colored horses diagnosed with West Nile virus (WNV) might be more likely to succumb to the disease than their... Read More
December 22, 2007
Based on a recent retrospective study performed at the Western College of Veterinary Medicine in Saskatchewan, Canada, three major risk factors that are completely outside of a horse owner's control contribute to the mortality rate of West Nile... Read More
October 30, 2007
The Kentucky state veterinarian's office reported today (Oct. 30) that the fourth and fifth cases of West Nile virus have been identified in the state. Four of the five cases this year have survived and one was euthanatized. None of the affected... Read More
October 15, 2007
Eastern equine encephalitis (EEE) and West Nile virus (WNV) have hit Mississippi's horses hard this year, with EEE case numbers surging to more than double 2006 levels. According to State Veterinarian Jim Watson, DVM, there have been 27 cases of... Read More
September 29, 2007
A Racine County, Wisconson, horse has tested positive for West Nile virus. The Caledonia and Mount Pleasant Health Department says it's the first documented case this year of the mosquito-borne disease in Racine County. Health officer Margaret... Read More
September 19, 2007
As of September 11, Montana and California had reported the highest number of equine West Nile virus (WNV) cases so far this year with 24 and 19, respectively. The USDA's Animal and Plant Health Inspection Service tracks equine arboviruses... Read More
September 15, 2007
A 10-year-old Quarter Horse gelding is Kentucky’s first West Nile virus (WNV) case of 2007, according to Rusty Ford, Equine Programs manager with the Kentucky State Veterinarian's office.
The horse is from Mason County. He was not vaccinated,... Read More
August 21, 2007
A gene mutation that appears to be responsible for changing relatively mild forms of the West Nile virus into a highly virulent and deadly disease in American crows has been identified by a team of scientists led by a researcher at the Universit... Read More
August 10, 2007
The Massachusetts Department of Public Health (MPH) announced Aug. 10 that Eastern equine encephalitis (EEE) virus and West Nile virus (WNV) have been detected in mosquitoes in Bristol, Norfolk, and Suffolk counties.
According to the MP... Read More
August 05, 2007
West Nile virus has killed a horse in Meade County, S. D.
August 03, 2007
July 28, 2007
Oklahoma state veterinarians are encouraging horse owners to have their animals vaccinated against the potentially deadly West Nile virus.
The virus is carried by mosquitoes and officials say because of the rainy summer mosquitoes are... Read More
July 28, 2007
Montana's acting state veterinarian says West Nile virus has been confirmed in horses in Blaine and Phillips counties.
Jeanne Rankin says neither of the two horses was vaccinated against the disease; and both are still alive.
The... Read More
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Q. Can horses contract West Nile virus from humans, or humans from horses?
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