The danger of using DNA tests to make life-or-death decisions for your dog

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As people peer into DNA for clues to health and heritage, manโ€™s best friend is under the microscope, too.

Genetic testing for dogs has surged in recent years, fueled by companies that echo popular at-home tests for humans, offering a deep dive into a petโ€™s genes with the swab of a canine cheek. More than a million dogs have been tested in little over a decade.

[T]o many dog owners, DNA is a way to get to know their companions better.

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DNA can back up purebred dogsโ€™ parentage and help breeders try to eliminate certain diseases.

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But qualms about the dog DNA boom spilled into the prestigious science journal Nature last year.

โ€œPet genetics must be reined in,โ€ a Boston veterinarian and two other scientists wrote. Their commentary opened with a troubling story: a pug being euthanized because her owners interpreted DNA results to mean she had a rare, degenerative neurological disorder, when in fact her ailment might have been something more treatable.

โ€œThese (tests) should be used in a limited way until we get a lot more information,โ€ says co-author and vet Dr. Lisa Moses.

Read full, original post:ย Dog DNA testing takes off, and generates debate

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