nicotinamide mononucleotide molecule. skeletal formula. precursor of nad. stock

nad vector aging therapy symbol molecules prevent isolated coenzyme chemistry cell icon physical repair protecting nucleotides healthy human vitamin antiaging cellular design biological generate graphic healthcare essential nicotinamide molecular reductase oxidoreductase metabolism nadp parkinson phosphate isoniazid alzheimer adenine nadh molecule structure redox oxidizing rossman skeletal neurodegeneration mitochondria atoms