SIRT6 and infection: Three 3 T-3L1 cell groups were generated by LV-mediated infection: preadipocytes OE an empty vector (preAdiE), preadipocytes OE SIRT6 WT (preAdiWT) and preadipocytes OE SIRT6 N308K/A313S (preAdiCent, for “centenarians”).