Figure 5. Insulin signaling is decreased in WS. (A) Western blotting of p-Akt (S473) and Akt for HSVF and WSVF. (B) Quantitative analysis of p-Akt/Akt. WS: Werner syndrome; SVF: stromal vascular fraction; HSVF: SVF derived from a healthy patient; WSVF: SVF derived from a patient with WS.