Figure 6. TP supplementation stimulates mitochondrial respiratory complex activities in the SN and HIPP of aged male rats. (A) Estimations of mitochondrial complexes I and V activities in the SN. (B) Estimations of mitochondrial complexes IV and V activities in the HIPP of aged male rats. Data are expressed as the mean ± S.D. (n = 8/group). *P < 0.05, **P < 0.01 (Bonferroni test); #P < 0.0167 (Mann-Whitney U test, Bonferroni correction).