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Improved exercise capacity in aged MCat mice. Mice were housed in individual cages equipped with running wheels for three weeks. Exercise distance (A) and running wheel time (B) were recorded. Data are mean ± SEM (*P < 0.01 vs. young WT; #P < 0.05 vs. aged WT; n: young WT = 7, young MCat = 8, aged WT = 8, aged MCat = 8, ANOVA).
