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New U of A study will investigate growth hormones and cognitive aging in dogs
March 31, 2026
TUCSON, Arizona, March 31 -- The University of Arizona posted the following news release:

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New U of A study will investigate growth hormones and cognitive aging in dogs

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Researchers from the University of Arizona College of Veterinary Medicine are investigating an interesting phenomenon they encountered studying how dogs age: while large breeds tend to live shorter lives than their smaller compatriots, their brains seem to age at the same . . .

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