A. Gómez et col.
            
          
        
        
          264
        
        
          
            Figure 7.-‐
          
        
        
          Blood pressure parameters (B) and heart rate (A) measured at 18 and 35 months. Values
        
        
          are means ± SEM from 7 different animals. Blood pressure units: mm of Hg Heart rate units: bits per
        
        
          min. (***) p<0.001.
        
        
          
            Figure 8.-‐
          
        
        
          Kaplan-‐Meier survival curve for control and atenolol-‐treated C57BL6 male mice. (log-‐
        
        
          rank χ
        
        
          2
        
        
          = 4.40401, P= 0.0358512) life span extension in control mice (n= 43 for control and n= 43
        
        
          for atenolol mice).