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Collies

Spring 2002

What's killing Lassie?

For years, veterinarians and dog owners have known that some collies can die when given Ivermectin, a drug commonly used against parasites in animals and humans. But no one knew why.

That is until Katrina Mealey, a researcher in the Washington State University’s College of Veterinary Medicine, suspected P-glycoprotein was involved. P-glycoprotein is thought to have developed to protect the body from environmental toxins.

To test her theory she needed blood samples from collies. Enter Dot Newkirk, a microbiologist with an office a few doors down from Mealey’s. Newkirk, a collie owner, enlisted the help of the Inland Empire Collie Club in Spokane.

“I expected … » More …