Science news articles about 'sirt1 gene'

... ." In the Longo group's study, mice missing the SIRT1 gene not only had cognitive problems, but also physical defects ... and adapt. At the other end, mice engineered to over-express the SIRT1 gene performed no better on learning ...

... report that Sirtuin1 — a protein that in humans is encoded by the SIRT1 gene — also promotes memory and brain flexibility ... also governs longevity in mammals. The mammalian version of the gene, SIRT1, seems to have evolved complex systemic ...

... that form in the brains of Alzheimer's patients and a gene previously implicated in the aging process, SIRT1. The researchers ... knocked out showed increased peptide levels. The SIRT1 gene, which produces proteins called sirtuins ...

... for the first time between the onset of prostate cancer and the Sirt1 gene that regulate aging." The results suggest ... mice and littermate controls. The team found that deletion of the Sirt1 gene in mice resulted in PIN formation ...