Does My Mixed Breed Dog Have MDR1? What Shelter Dogs and Mixes Need
You don't need a purebred Collie to carry the MDR1 mutation. Millions of mixed breed dogs are at risk. Here's how to know if yours is one of them.
Read their storyYou don't need a purebred Collie to carry the MDR1 mutation. Millions of mixed breed dogs are at risk. Here's how to know if yours is one of them.
Read their story