| Samples | 
        %Anticoagulant    activity*
          Time    of clotting | 
      
      
        | 20    min | 
      
      
        | Hot    water | 
        Ethanol | 
      
      
        | extract | 
        extract | 
      
      
        | Blank | 
        -- | 
        -- | 
      
      
        | Heparin | 
        100% | 
        100% | 
      
      
        | S.platensis grown at 45 ppm N | 
        80% | 
        60% | 
      
      
        | S.platensis grown at 128 ppm N | 
        80% | 
        60% | 
      
      
        | S.platensis grown at 293 ppm N | 
        80% | 
        60% | 
      
      
        | S.platensis grown at 412 ppm N | 
        80% | 
        60% | 
      
      
        | S.platensis grown at 622 ppm N | 
        80% | 
        60% | 
      
    
    * Relative Percentage