Recent News for Infectious Diseases

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Arizona and Colorado Log Equine WNV Cases

May 14, 2004

The tally of states with 2004 U.S. West Nile virus (WNV) equine cases has risen to five with the addition of Arizona and Colorado to the group this week. Alabama, Florida, and Texas had already logged equine cases this year.

Arizona's... Read More

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New Bolton Salmonella Outbreak

May 13, 2004

An outbreak of multidrug-resistant salmonella has occurred at the University of Pennsylvania's New Bolton Center that was reported to have caused an unknown number of animal deaths. The Center and its Widener Hospital closed on Monday, May 10, s... Read More

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New Vaccine Will Not Interfere With WNV Diagnostics

May 10, 2004

Scientists recently determined that vaccination with Merial Limited's Recombitek equine West Nile virus (WNV) vaccine would not confuse results if a horse were to be tested for recent WNV exposure or clinical infection.

At the Western... Read More

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U.K. Horse Owners: Be Wary of WNV in Exported Horses

May 05, 2004

Horse owners in the United Kingdom (U.K.) are being reminded to protect horses they are exporting to the United States from West Nile virus (WNV). However, no WNV vaccine is available in the UK.

According to an article in the online... Read More

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BLM Dispersal/Holding Options

May 05, 2004

The Wild Horse and Burro Program focuses on two key factors: Management of wild horses and burros whose habitat is on public lands, and programs to deal with excess animals removed from public lands. The federal Bureau of Land Management's... Read More

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EVA Uniform Methods and Rules Released

May 05, 2004

Today the USDA Animal and Plant Health Inspection Service (APHIS) announced the release of the United States' Equine Viral Arteritis (EVA) Uniform Methods and Rules (UM&R), which were effective April 19 and will serve as a standard for... Read More

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WNV Satellite Conference: Remain Wary of Disease

May 04, 2004

The years 2002 and 2003 have been the years of the horse, as far as West Nile virus (WNV) is concerned, said Robert Restifo, MS, Public Health Entomologist Administrator and chief of Ohio's Vector-borne Disease Program, at the third annual West... Read More

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African Horse Sickness Cases Lessen in Western Cape

May 03, 2004

The African horse sickness (AHS) death toll in the Western Cape of South Africa has risen to 15 confirmed cases since the first death on the Elsenburg Agricultural Research Farm was confirmed on Feb. 25. Two cases are awaiting confirmation, with... Read More

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Chickens, Ducks, and Horses

May 01, 2004

Q: My horse is on a neighbor's land that is on loan. I pick up the pasture and run-in twice a day. My concern is that my neighbor bought over 100 different species of chickens and ducks that run free. They are constantly in my... Read More

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HC/HERDA In the News

May 01, 2004

I'm amazed at some of the angry reactions that followed our publication of a news item last month on a hereditary disease called hyperelosis cutis (HC) or hereditary equine regional dermal asthenia (HERDA). Some of the researchers involved--Ann... Read More

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WNV: Prevention is Key

May 01, 2004

"West Nile virus (WNV) is the number one diagnosed neurologic disease in horses, or close to it," said William Saville, DVM, PhD, Dipl. ACVIM, of The Ohio State University, at a March 10 Fort Dodge Animal Health educational seminar for... Read More

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WNV Vaccine Research

May 01, 2004

Horse owners and veterinarians alike have wondered if they can use Merial Limited's Recombitek equine West Nile virus (WNV) vaccine in horses previously vaccinated with Fort Dodge's West Nile-Innovator. Recently, Merial released the results of a... Read More

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Deadly African Horse Sickness Outbreak

May 01, 2004

Thirteen horses in the Western Cape, South Africa, are believed to have succumbed to an outbreak of African horse sickness (AHS) by March 22, according to several news reports. The affected horses were from the Stellenbosch magesterial district... Read More

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Grass Sickness Linked to Clostridium botulinum Bacterium

May 01, 2004

United Kingdom (U.K.) researchers recently found that grass sickness is strongly associated with low antibody levels to the bacterium Clostridium botulinum, indicating that affected horses couldn't fight off infection. Findings from the... Read More

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USEF Powers Upheld

April 30, 2004

The United States Equestrian Federation's (USEF) authority to enforce its own rules and regulations has been affirmed, at least temporarily, in a federal court in Lexington, Ky. A decision on whether the injunction should be made permanent is... Read More

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EEE in Venezuela

April 27, 2004

According to an April 26 ProMED report, Venezuela's Animal Health Service, Ministry of Agriculture recently reported a case of Eastern equine encephalitis (EEE) in a horse from the district Bolivar in the... Read More

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Georgia Herd Hit by Strangles

April 21, 2004

According to an April 16 AccessNorthGa.com report cited on ProMED, a herd of about 115 horses in western Georgia has been quarantined because of a strangles outbreak at the farm. "Under an order by Agriculture Commissioner Tommy Irvin dated 1... Read More

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Ohio Announces Probable Human WNV Case

April 13, 2004

On April 9, the Ohio Department of Health (ODH) announced its first probable case of West Nile virus (WNV) in 2004. The patient is a 79-year-old male from Scioto County.

"With warm weather in recent weeks, mosquitoes have become active,"... Read More

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Britain Taking EVA Precautions

April 12, 2004

Mares shipped from Ireland to Britain are being tested for the respiratory and venereal disease equine viral arteritis (EVA). This practice has been routine in recent years for mares visiting Britain from the rest of Europe.

Tests on... Read More

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New Research on the Merial WNV Vaccine

April 01, 2004

Horse owners and veterinarians alike have wondered if they can use Merial Limited's Recombitek equine West Nile virus (WNV) vaccine in horses previously vaccinated with Fort Dodge's West Nile-Innovator. Recently, Merial released the results of a... Read More

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California Birds Test Positive for West Nile Virus

April 01, 2004

Orange County, Calif., Vector Control District (OCVCD) biologists have found antibodies to West Nile virus (WNV) in two adult female house finches. The birds were trapped as part of the District's wild bird trapping program which involves... Read More

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West Nile Virus--An Evolving Epizootic

April 01, 2004

"West Nile virus (WNV) is coming to a state near you if it hasn't already arrived," said Eileen Ostlund, DVM, PhD, head of the equine/ovine viruses section at the Diagnostic Virology Laboratory, National Veterinary Services Laboratories in Ames,... Read More

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West Nile Virus Questions and Answers

April 01, 2004

In a question and answer session at the Western Veterinary Conference, Eileen Ostlund, DVM, PhD, head of the equine and ovine viruses section at the Diagnostic Virology Laboratory, National Veterinary Services Laboratories in Ames, Iowa, offered... Read More

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Texas Horse Owners Aware of WNV Threat

April 01, 2004

Reports have surfaced that horse owners in Texas are becoming complacent and have backed off vaccinating their animals for West Nile virus (WNV), which has infected nearly 2,400 horses in the state since late 2002. Angela Pelzel, DVM, an... Read More

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Neurologic EHV-1 Case Confirmed at University of Wisconsin

April 01, 2004

The Hoofer Equestrian Center (HEC) at the University of Wisconsin, Madison (UWM), voluntarily quarantined its lower barn on Feb. 8 after two horses housed there showed neurologic signs of equine herpesvirus-1 (EHV-1). Both horses were later... Read More