West Nile Virus (WNV)


Two More WNV Cases in Kentucky

September 09, 2006

West Nile virus (WNV) remains on the radar of Kentucky agriculture officials; two new equine cases were confirmed Friday (Sept. 8). Nine horses have been infected with the disease in 2006.

A 4-year-old Rocky Mountain Horse mare in Adair... Read More


Intervet Introduces PreveNile WNV Vaccine

September 05, 2006

Intervet Inc. has announced the availability of PreveNile. The new modified-live vaccine (MLV) for horses is the first one-dose West Nile virus (WNV) vaccine available for primary immunization.

"PreveNile offers the most advanced WNV... Read More


Seventh WNV Positive Kentucky Horse

September 02, 2006

Results of diagnostic testing received today from the University of Kentucky Livestock Disease Diagnostic Center on Friday, Sept. 1, confirmed the diagnosis of the seventh case of West Nile virus (WNV) in Kentucky this year, according to Rusty... Read More


West Nile Virus in 31 States

September 01, 2006

Thirty-one states have reported detecting West Nile virus (WNV) in 2006, according to the latest data reported on the U.S. Geological Survey web site (last updated July 25). The disease has infected horses in 10 states: Colorado, Idaho, Iowa,... Read More


Sixth Kentucky WNV Case Confirmed

August 30, 2006

The Kentucky State Veterinarian's office today (Aug. 30) confirmed the sixth case of West Nile virus in the state this year. A 6-year-old Belgian gelding in Christian County was euthanatized due to complications of the disease, noted Rusty Ford,... Read More


Fifth WNV Case in Kentucky

August 24, 2006

A new case of West Nile virus (WNV) was confirmed today (Aug. 24) in Nelson County, Kentucky, according to Rusty Ford, Equine Programs Manager in the Kentucky State Veterinarian's office. This is the second WNV case confirmed in that county, and... Read More


Two More Equine WNV Cases in Kentucky

August 23, 2006

The Kentucky State Veterinarian's office announced today (Aug. 23) that two more cases of West Nile virus (WNV) in horses have been confirmed, bringing the total equine case count to four.

"Results of testing received today from the... Read More


WNV Reported in Michigan Horse

August 18, 2006

Michigan's State Veterinarian Dr. Steve Halstead today announced the state's first case of West Nile Virus (WNV) in a horse for 2006. The horse was a 3-year old gelding from Washtenaw County. Dr. Halstead urges residents to take precautions... Read More


Five Montana Horses Diagnosed with WNV

August 17, 2006

West Nile virus (WNV) has been confirmed in horses in five Montana counties, state Livestock Department officials said Wednesday (Aug. 16).

Horses in Cascade, Glacier, Phillips and Yellowstone counties and a second horse in Flathead... Read More


This Year's First Human Case of West Nile Confirmed in Pennsylvania

July 27, 2006

Health Secretary Dr. Calvin B. Johnson today (July 27) reported the first human case of West Nile virus in Pennsylvania this year. The individual, a 43-year-old York County male, was hospitalized and released and has recovered.

"The fact... Read More


West Nile Virus in 24 States

July 10, 2006

Twenty-four states have reported detecting West Nile virus (WNV) in 2006, according to the latest data reported on the U.S. Geological Survey web site (last updated June 27). The disease has infected horses in four states: Iowa, North Dakota,... Read More


Equine WNV Case Detected in Wyoming

June 13, 2006

Today's online edition of the Casper Star-Tribune reports that Wyoming has logged its first animal case o... Read More


Illinois Logs First Avian WNV Case for 2006

June 07, 2006

(Edited press release)

The Illinois Department of Public Health has announced its first avian West Nile virus (WNV) finding for 2006. Dr. Eric E. Whitaker, state public health director, said a crow collected by the DeWitt/Piatt... Read More


New Hampshire Begins 2006 Testing for EEE, WNV

June 02, 2006

The New Hampshire Department of Health and Human Services' Division of Public Health Services (DPHS) this week announced the beginning of statewide Eastern Equine encephalitis (EEE) and West Nile virus (WNV) surveillance season. The bird testing... Read More


Mosquito Season Brings West Nile Risk to Humans, Horses

May 25, 2006

Wear Insect Repellant, Eliminate Standing Water to keep Mosquitoes Away

Read More


The Buzz On Mosquitoes

May 03, 2006

Mosquito control experts and human health authorities are concerned that Americans are becoming complacent about protecting themselves and their horses against West Nile virus (WNV). They discussed this trend and new mosquito control techniques... Read More


WNV: A Threat to Unvaccinated Horses

April 24, 2006

As spring approaches and temperatures rise, growing mosquito populations will increase the risk for deadly mosquito-borne diseases, including West Nile virus (WNV) and equine encephalomyelitis (sleeping sickness).

Since its discovery in... Read More


A New Model for Predicting Outbreaks of West Nile Virus

April 24, 2006

Infectious diseases were wreaking widespread havoc long before scientists had any idea what caused them. But knowing the pathogenic agents behind today's scourges is just the first step in protecting against deadly outbreaks. Roughly 75% of... Read More


Human WNV Vaccine Tested

April 18, 2006

A team of U.S. and U.K. researchers have shown that an experimental West Nile virus (WNV) vaccine shows promise in protecting humans from the arbovirus. The study abstract appeared online April 14 in the early edition of the Proceedings of... Read More


Ohio Health Officials Begin WNV Surveillance Season

April 17, 2006

According to the online edition of the Bucyrus Telegraph Forum (www.bucyrustelegraphforum.com), the Ohio Department of Health began accepting dead bird submissions today... Read More


WNV Treatment Trial Begins

April 17, 2006

GenoMed, a medical genomics company, is seeking horses to participate in a free trial to test a medical protocol for treating West Nile virus (WNV). David W. Moskowitz, MD, MA, FACP, chairman, CEO, and chief medical officer for GenoMed, said the... Read More


Kentucky's EIA and West Nile Surveillance Program

April 14, 2006

During 2005, a total of 121,813 samples were tested for equine infectious anemia (EIA). For the first time since regulatory testing was initiated in the 1970s, no positive animals were identified (Figure 1). Private testing accounted for 101,650... Read More


Decreasing Risk--Utilizing Industry-Based Standards of Care

April 12, 2006

Adverse animal health events do not occur randomly. Usually, there are identifiable causal--and possibly preventable--factors that can influence the development of disease. Depending upon whether the risk factors are already known or identified... Read More


Spring Rains Incite Mosquito Worries in California

April 10, 2006

Mosquito control officials are encouraging San Francisco Bay Area residents to safeguard against West Nile virus (WNV) after rains drenched Santa Clara County during most of March.

ABC 7 News reported online that after an unusually wet... Read More


Georgia Neurologic Case Highlights Difficulty of Rule-Outs

February 23, 2006

A 24-year-old pleasure mare in Brunswick, Ga., was recently diagnosed with concurrent infections of equine protozoal myeloencephalitis (EPM) and equine herpesvirus type-1 (EHV-1), both of which can cause clinical signs of neurologic disease... Read More