| Group | 
        Mean±SD | 
        p value | 
       
      
        | Control  | 
        3.76±0.56  | 
        -- | 
       
      
        | Acetic acid induced colitis | 
        31.33±1.16  | 
        0.001a | 
       
      
        | NAC treated colitis | 
        28.59±0.67  | 
        0.001a | 
       
      
        | Ginger treated colitis | 
        4.52±1.09  | 
        0.637 | 
       
      
        | NAC and ginger treated colitis | 
        4.20±0.77 | 
        0.826 | 
       
      | 
  
  
    | a = statistically significant compared to control (p<0.05). | 
  
  
    | Table 3: Mean values, standard deviation and significance of area percent of
i.NOS in different groups. |