ADP	Adenosine diphosphate
AMP	Adenosine monophosphate
AMPK	AMP-activated protein kinase
ARE	Antioxidant response element
ATP	Adenosine triphosphate
CL	Cardiolipin
Cyt C	Cytochrome C
DAMPs	Damage-associated molecular patterns
DDR	DNA damage response
DMT2	Diabetes mellitus type 2
ETS	Electron transport system
FET	Forward electron transfer
FMN	Flavin mononucleotide
GSH	Glutathione
H2O2	Hydrogen peroxide
IMM	Inner mitochondrial membrane
IMS	Intermembrane space
IRI	Ischemia–reperfusion injury
LDH	Lactate dehydrogenase
LOO•	Lipid peroxyl radicals
MB	Methylene Blue
MMP	Mitochondrial membrane permeability
MOMP	Mitochondrial outer membrane permeabilization
mPGES-1	Microsomal prostaglandin E synthase-1
mTOR	Mechanistic target of rapamycin
mTORC1	Mechanistic target of rapamycin complex 1
mtDNA	Mitochondrial DNA
NAD+	Nicotinamide adenine dinucleotide
NADH	Reduced nicotinamide adenine dinucleotide
NAM	Nicotinamide
NAMPT	Nicotinamide phosphoribosyltransferase
ND1	NADH dehydrogenase 1 subunit
NF-κB	Nuclear factor kappa-light-chain-enhancer of activated B cells
NLRP3	NLR family pyrin domain-containing 3
NMN	Nicotinamide mononucleotide
NMNAT	Nicotinamide mononucleotide adenylyltransferase
NR	Nicotinamide riboside
NRF2	NF-E2-related factor 2
NRK	Nicotinamide riboside kinase
OH•	Hydroxyl radical
OMM	Outer mitochondrial membrane
OXPHOS	Oxidative phosphorylation
O2	Oxygen
O2−•	Superoxide anion
PARPs	Poly(ADP-ribose) polymerases
PCC1	Procyanidin C1
PGC-1α	Peroxisome proliferator-activated receptor gamma coactivator-1 alpha
PGE2	Prostaglandin E2
PNP	Purine nucleoside phosphorylase
PRRs	Pattern recognition receptors
Prx	Peroxiredoxin
RET	Reverse electron transfer
RNS	Reactive nitrogen species
ROS	Reactive oxygen species
SASP	Senescence-associated secretory phenotype
SIRT1	Sirtuin 1
SIRT3	Sirtuin 3
SOD2	Superoxide dismutase 2
SS-31	Elamipretide
TDZs	Thiazolidinediones
TPP	Triphenylphosphonium
Trx	Thioredoxin
TrxR	Thioredoxin reductase
UPRmt	Mitochondrial unfolded protein response
UQ	Ubiquinone
UQH2	Ubiquinol