Immune System


Equine Herpesvirus Immunity

October 24, 2008

Paul Lunn discusses immunity's role in the neurologic form of equine herpesvirus-1.... Read More


Aging Horses by their…Telomeres?

August 09, 2008

To guess a horse's age you can look at his teeth ... or the length of his telomeres and his immune system function, according to researchers with the University of Kentucky's Gluck Equine Research Center.

Scientists studying the... Read More


New Administrative Team Leading Colorado State's Veterinary Teaching Hospital

July 07, 2008

The James L. Voss Veterinary Teaching Hospital (VTH) has two new leaders at the helm, though the names may be familiar to most people associated with the College of Veterinary Medicine and Biomedical Sciences. Dean Hendrickson, DVM, MS,... Read More


Vaccines for Horses: Defending Against Disease

April 04, 2008

Vaccines have changed the way we manage our horses, and how long they can live.... Read More


Antibody Titers

November 01, 2007

You might have heard your veterinarian say, "Let's run a titer on him," when referring to your horse and whether he's protected against disease, or to figure out what might be causing particular clinical signs. What exactly does "titer" mean?... Read More


Genome Study Confirms Effect of Excess Exercise on Immune System

July 03, 2007

While moderate exercise has been shown to enhance the immune system, a recent study analyzing gene expression in the lymphocytes (a type of white blood cell that plays a central role in the immune system) of endurance horses has demonstrated tha... Read More



March 01, 2007

The horse's immune system is a window to its world. The biochemical analysis of blood components can give the veterinarian valuable information about disease exposure and immune responses. When a horse is exposed to an antigen (a disease-causing... Read More


U.S. Equine Economic Impact Study Released

August 01, 2005

The horse industry in the United States contributes $39 billion in direct economic impact and generates about $102 billion in total spending, according to a detailed economic impact study released June 28.

"The Economic Impact of the Horse... Read More


Morris Animal Foundation Hosts Equine Consortium Summit

June 28, 2005

Morris Animal Foundation, the world's largest private funding source for companion animal and wildlife health studies, gathered some of the nation's top authorities in equine research to pinpoint equine health priorities and address the... Read More


Immunostimulant Therapy (AAEP 2004)

February 14, 2005

The mechanism of action of non-specific immunostimulation is induction of macrophages to produce proinflammatory cytokines that drive a T-1-based (helper cells) immune system response. Immunostimulation therapy may not be effective in patients with ... Read More


Transport and the Immune System

February 01, 2005

In a study published in the Equine Veterinary Journal investigating the effects of long-term transport on horses, Carolyn Stull, DVM, showed measurable changes in immunological status. She also found the immune systems of transported... Read More


Fighting Invaders

January 01, 2005

The immune systems of humans and horses are what keep us alive. Without a properly functioning immune system, disease would run rampant, with serious illness and death being the ultimate outcome. Unfortunately, it is not a simple system that... Read More


Immunity Through Nutrition

January 01, 2005

If your performance horse does well on a balanced diet, can he do better with some extra, immune-boosting nutrients? What about young horses and aging horses, ill horses and healthy horses, working horses and lightly ridden horses?

For sure... Read More


Linking Chronic Laminitis to Immunologic Hyperreactivity

February 01, 2004

The pathogenesis of chronic laminitis remains unclear. There is growing evidence, however, of a link between this condition and the development of certain systemic diseases, such as kidney disease, that involve small blood vessel damage. There... Read More


Hyperimmune Plasma for WNV Horses

September 10, 2003

Veterinarians have been using an antibody product to treat West Nile virus (WNV) clinical signs, but its use for this purpose is currently off-label (not approved by the USDA). Currently, the hyperimmune plasma product HiGamm-Equi, by Lake... Read More


West Nile Virus Treatment Licensed

September 05, 2003

Novartis Animal Vaccines announced Aug. 19 the conditional licensing and availability of the only antibody product approved by the USDA to help control disease caused by West Nile virus (WNV) in equids. This product helps an exposed animal by... Read More


Antimicrobial Resistance

March 01, 2003

Antimicrobial drugs in veterinary medicine have made a dramatic improvement in the health of our horses, but it's alarming when infections do not respond to these drugs. "It is not a new phenomenon, but there has been ever-growing concern about antim... Read More


The Equine Immune System

March 01, 2002

Vaccines are designed based on the specific nature of an antibody response to an antigen. In other words, the antibody will work only against the antigen that stimulated its production. A "booster" creates more antibodies, a quicker response, an... Read More


LSU Equine Veterinary Research: Young and Growing

October 16, 2001

The Thoroughbred racing and breeding industries in Louisiana were influential in funding and building the veterinary school at Louisiana State University in Baton Rouge, but the school serves all the state's horses and their owners. Although one... Read More


Colostrum: Nothing Better Than Mother's Milk

October 16, 2001

There might be ongoing debate as to the value of a woman's colostrum versus commercial colostrum products, but for a foal, nothing is better than a mare's milk. Colostrum is specialized milk secreted during the first 24 hours following birth and... Read More


Spleen Problems

September 17, 2001

I heard that a horse's spleen is unique, but my friend said horses don't have a spleen. What's the truth? ... Read More


Neonatal Isoerythrolysis--The Silent Stalker

February 01, 2001

Neonatal isoerythrolysis is a silent stalker of foals. At birth, the foal is normal. In some cases, the foal shows subtle signs as an internal enemy attacks and the disease progresses to a point of no return; in others, it takes only hours for... Read More