The company also stated it uses regional vendors for bread, dairy and produce, each which could have different item formulations and sizes. Denny’s questioned the study’s contention that its grits and butter experienced 3 x the 80 calories shown on the menu – the biggest fluctuation of all foods tested. Denny’s said the researchers tested a 9.5-ounce serving instead of the 4-ounce a single used in its personal evaluation. It would bother me easily counted on it to create my decision on what to get, Audrey Ledford, 55, of Torrance, Calif., said after having espresso with her boy at a Los Angeles Denny’s.But important equally, they may also are likely involved in the normal process of cellular aging. ‘Senescence is aging at the cellular level,’ says Yang, who notes that considerable analysis provides demonstrated a correlation between caloric restriction and lifespan. ‘We might have identified an excellent starting point to understand how aging works.’ Other co-authors include Peng Jiang, Wenjing Du, Anthony Mancuso, and Kathryn Wellen, all from Penn.