| Treatments | 
        LDH
          (U/L) | 
        AFP
          (pg/ml) | 
        CEA
          (ng/ml) | 
       
      
        | Control  | 
        38.03 ± 3.38 | 
        4.7 ±  0.44 | 
        3.36 ±  0.28  | 
       
      
        | Single    dose  | 
        126.33 ± 6.96 | 
        37.77 ±  5.88  | 
        34.07 ±  5.83  | 
       
      
        | Repeated    dose  | 
        229.43 ±  16.38 | 
        85.4 ±  5.48  | 
        74.57 ±  5.16  | 
       
      
        | Within row, means superscript with different letters    are significantly different (P<0.05). | 
       
      |