Gene expression data from 16-month and 3-month old male rats, with three different levels of activity over the life span: sedentary, twice weekly physical activity, regular running wheel exercise.

Gene expression data at rest and immediately post 30 min submaximal exercise in 3 month and 16 month old male rats, some of which were sedentary (SED), had access to a physical activity box twice weekly (PA) and some of which had daily access to a running wheel (EX).

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