|   | 
        Case    1  | 
        Case    2  | 
        Case    3  | 
        Case    4 | 
      
      
        | Age    at evaluation  | 
        14    y | 
        8 y  | 
        7 y | 
        8y | 
      
      
        | Lymphocyte    count/mm3 × 10-3  | 
        7.44    (1.40-3.30) | 
        0.65    (1.90-3.70) | 
        1.4    (1.90-3.70) | 
        2.2    (1.90-3.70) | 
      
      
        | CD3pos    cells/mm3 × 10-3  | 
        4.61    (1.00-2.20) | 
        0.24    (1.20-2.6)  | 
        0.55    (1.20-2.6) | 
        1.8    (1.20-2.6) | 
      
      
        | CD4pos    cells/mm3 × 10-3  | 
        2.3    (0.53-1.30) | 
        0.07    (0.65-1.50)  | 
        0.29    (0.65-1.50) | 
        0.91    (0.65-1.50) | 
      
      
        | CD8pos    cells/mm3 × 10-3  | 
        2.2    (0.33-0.92) | 
        0.13    (0.37-1.10)  | 
        0.16    (0.37-1.10)  | 
        0.53    (0.37-1.10) | 
      
      
        | CD19pos    cells/mm3 × 10-3  | 
        2.7    (0.11-0.57) | 
        0.07    (0.27-0.86)  | 
        0.18    (0.27-0.86) | 
        0.31    (0.27-0.86)  | 
      
      
        | NK    cells/mm3 × 10-3  | 
        0.22    (0.07-0.48)  | 
        0.29    (0.1-0.48) | 
        0.30    (0.1-0.48) | 
        0.07    (0.1-0.48) | 
      
      
        | CD4/CD8    ratio  | 
        1.0  | 
        0.54  | 
        1.5 | 
        1.7  | 
      
      
        Recent    thymic emigrant cells mm3 × 10-3  
          CD31posCD45RAposCD4pos cells | 
        
          ND | 
        
          0.02    (0.05-0.93) | 
        
          ND | 
        
          ND | 
      
      
        Naive    CD4 cells     
          CD45RAposCD45ROneg/CD4pos (%) | 
        
          39    (44-73) | 
        
          8    (44-73) | 
        
          47    (44-73) | 
        
          64    (44-73) | 
      
      
        Memory    CD4 T cells 
          CD45ROposCD45RAneg/CD4pos (%)  | 
        
          52    (12-42)  | 
        
          87    (12-42)  | 
        
          44    (12-42) | 
        
          24    (12-42) | 
      
      
        Naive    CD8 cells 
          CCR7posCD45RAposCD27pos/CD8pos (%) | 
        
          21    (20-95) | 
        
          1    (16-100)  | 
        
          36    (16-100) | 
        
          63    (16-100)  | 
      
      
        Memory    CD8 T cells     
          CCR7negCD45RAneg/CD8pos (%) | 
        
          11 | 
        
          50 | 
        
          28 | 
        
          22     | 
      
      
        TEMRA    CD8 T cells   
          CCR7negCD45RApos/CD8pos (%) 
          CD27 neg TEMRA (%) | 
        
          68 
            53 | 
        
          43  
            12 | 
        
          35 
            4 | 
        
          12 
            1 | 
      
      
        | CD57    on CD8 T cells (%) | 
        50    (4-33) | 
        36    (4-33) | 
        6    (4-33) | 
        6    (4-33) | 
      
      
        | HLA-DR    on TCRαβ (%) | 
        9    (1-4) | 
        2    (1-4) | 
        3    (1-4) | 
        4    (1-4) | 
      
      
        Memory    B cells 
          CD27pos,    IgDpos/CD19pos (%)  
          CD27pos, IgDneg/CD19 (%) | 
        3    (5-18) 
            2    (4-23)             
  | 
        
          2    (2.9-19) 
            6    (3.9-16.5)             
  | 
        
          6    (2.9-19) 
            6    (3.9-16.5)             
  | 
        
          10    (2.9-19) 
            22    (3.9-16.5             
  | 
      
      
        | Fraction    of Somatic hypermutation (%) | 
        25 (27-88) | 
        43 (27-88) | 
        ND | 
        45 (27-88) | 
      
      
        T-cell    proliferation (% among CD4) 
          PMA  
          Anti-CD3, Anti-CD2, Anti-CD28*   | 
        
          49    (35-65) 
            94    (75-100)             
  | 
        
          24    (35-65) 
            18    (75-100)             
  | 
        
          24    (35-65) 
            86    (75-100)             
  | 
        
          67    (35-65) 
            94    (75-100)             
  |