What is the primary function of the protein controlled by the MDR1 gene in the dog's physiology?

Answer

Acting as a protective pump in the blood-brain barrier

The MDR1 gene controls P-glycoprotein, which functions as a protective pump that eliminates certain toxins and medications before they can cause harm by preventing them from crossing the blood-brain barrier.

What is the primary function of the protein controlled by the MDR1 gene in the dog's physiology?
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