http://www.cnr.it/ontology/cnr/individuo/prodotto/ID12770
Measurement of the 4,834-bp Mitochondrial DNA Deletion Level in Aging Rat Liver and Brain Subjected or Not to Caloric Restriction Diet. (Articolo in rivista)
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- Label
- Measurement of the 4,834-bp Mitochondrial DNA Deletion Level in Aging Rat Liver and Brain Subjected or Not to Caloric Restriction Diet. (Articolo in rivista) (literal)
- Anno
- 2004-01-01T00:00:00+01:00 (literal)
- Alternative label
P. CASSANO, A.M.S LEZZA, C. LEEUWENBURGH, P. CANTATORE and M.N. GADALETA (2004)
Measurement of the 4,834-bp Mitochondrial DNA Deletion Level in Aging Rat Liver and Brain Subjected or Not to Caloric Restriction Diet.
in Annals of the New York Academy of Sciences
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- P. CASSANO, A.M.S LEZZA, C. LEEUWENBURGH, P. CANTATORE and M.N. GADALETA (literal)
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- Department of Biochemistry and Molecular Biology, University of Bari, Bari, Italy; University of Florida, Biochemistry of Aging Laboratory, College of Health and Human Performance, Center for Exercise Science, Gainesville, Florida, USA; Institute of Biomembrane and Bioenergetics, CNR, Bari, Italy. (literal)
- Titolo
- Measurement of the 4,834-bp Mitochondrial DNA Deletion Level in Aging Rat Liver and Brain Subjected or Not to Caloric Restriction Diet. (literal)
- Abstract
- Several studies have demonstrated an age-related accumulation of the amount of a specific 4834-bp mitochondrial DNA (mtDNA) deletion in different tissues of rat (liver, brain, and skeletal muscle). We investigated the influence of a caloric restriction diet (CR) on a selected age-associated marker of mtDNA damage, as the 4834-bp deletion, using quantitative real-time PCR. The mtDNA deleted level has been determined with respect to the mitochondrial D-loop level, using specific primers and TaqMan probes for each target. In liver we found an age-related increase of the deletion level (twofold) that was reversed and brought back to the adult level by a CR diet. On the contrary, in the brain the age-related increase of the deletion level (eightfold) was not affected by CR at all. The different effect of the CR on the deletion level in liver and brain might be a further element supporting the tissue-specificity of the aging process. (literal)
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