Review Article

Mitochondrial Function and Mitophagy in the Elderly: Effects of Exercise

Table 1

Effect of aging on mitochondrial proteins.

ReferenceTissueSubjectComparativeResults

[58]MuscleHumansSedentary and active youths and elderlyNS (mRNA): PGC-1α; TFAM; Fis1; Mfn1
[45]Carotid arteriesMouseSedentary and active youths and elderly↓: PGC-1α; Mfn2
↑: Fis1
[46]MuscleHumansYouths/elderly↓: PGC-1α; OPA1
NS: Mfn2; Drp1; Fis1
[47]MuscleRatsYouths/elderly↓ (mRNA and protein): PGC-1α; TFAM
[73]MuscleMouseYouths/elderly↑: Nix; LC3
[48]MuscleRatsYouths/elderly↓: PGC-1α
↑: TFAM; Fis1; Mfn1
[30]MuscleHumansYouths/elderlyNS: PGC-1α; Mfn1; Mfn2; Fis1
[49]MuscleHumansYouths/elderlyNS: PGC-1α; TFAM
[68]MuscleHumansYouths/elderlyNS (mRNA): PGC-1α; TFAM; beclin1; Bnip3
NS: Parkin; PINK1; VDAC1
[50]MuscleHumansYouths and active and sedentary elderly↓: PGC-1α
[72]MuscleHumansYouths and active and sedentary elderly↑: PGC-1α; beclin1 (elderly versus youths); Bnip3 (sedentary elderly versus youths)
NS: Bnip3 (active elderly versus youths)
[71]MuscleHumansYouths/elderlyNS: VDAC1
[43]MuscleMouseYouths/elderly↓: beclin1; Fis1
↑: Mfn1; Mfn2
NS: PGC-1α; TFAM; OPA1; Drp1; LC3II
[67]HeartRatsYouths, old adult, and senescent↓: Bnip3; Drp1; Fis1
↑: OPA1 (old adults versus youths); Mfn2; LC3I
NS: beclin1; LC3II
[59]Gastrocnemius (G) and triceps (T) muscleRatsYouths/elderly↓ (G): Drp1; Fis1; beclin1; LC3II; (T): PINK1; VDAC1
↑ (G): OPA1; Mfn1; VDAC1; (T): OPA1; Mfn1; Drp1; Fis1
NS: (G): PINK1; (T) beclin1; LC3II
[51]MuscleRatsYouths/elderly↓: PGC-1α
↑: TFAM
[55]Cerebellum, heart, kidney, and liverRatsYouths/elderly↑: TFAM
NS (heart): TFAM
[66]MuscleHumansYouths, middle-aged, and elderlyNS: OPA1; Mfn2; Fis1; Drp1; Bnip3; beclin1; LC3II/I
[60]MuscleMouseYouths/elderly↑: Mfn2/Drp1
NS: OPA; Drp1; Mfn1; Mfn2
[44]MuscleRatsYouths/elderlyNS: Drp1; beclin1; LC3II
↑: Parkin; Fis1; OPA1; Mfn2
[56]BrainRatsYouths/elderly↑: TFAM
[52]LiverRatsMiddle-aged, old (18 m), and very old (28 m)↓: TFAM; PGC-1α
NS: VDAC
[57]Brain, muscle, and liverRatsMiddle-aged, old (18 m), and very old (28 m)↑ (brain): TFAM
↓ (muscle and liver): TFAM
[64]MuscleMouseYouths/elderly↑: Bnip3; LC3II; LC3II/I
↓: Mfn2
NS: LC3I
[61]BrainMouseYouth, middle-aged, and elderly↓: TFAM; Drp1; Mfn2
↑: OPA1; Mfn1
[53]HeartHumansYouths/elderly↓: PGC-1α
[75]MuscleHumansYouths/elderly↓: LC3II/I
NS: beclin1
[10]PBMCsHumansYouths/elderly↓: LC3II/I; beclin1