|   | 
        No. of mice to    be sacrificed at the following time points | 
       
      
        | Day  -13 | 
        Day 0 | 
        Wk 1 | 
        Wk 2 | 
        Wk 4 | 
        Wk 8 | 
        Wk 16 | 
        Total | 
       
      
        | Control Regimens | 
       
      
        | Untreated | 
        10 | 
        10 | 
        5 | 
        5 | 
        5 | 
        5 | 
        5 | 
        45 | 
       
      
        | RIF | 
          | 
          | 
        5 | 
        5 | 
        5 | 
        5 | 
        5 | 
        25 | 
       
      
        | INH | 
          | 
          | 
        5 | 
        5 | 
        5 | 
        5 | 
        5 | 
        25 | 
       
      
        | PZA | 
          | 
          | 
        5 | 
        5 | 
        5 | 
        5 | 
        5 | 
        25 | 
       
      
        | RIF+INH | 
          | 
          | 
        5 | 
        5 | 
        5 | 
        5 | 
        5 | 
        25 | 
       
      
        | Test Regimens | 
       
      
        | RIF+PZA | 
          | 
          | 
        5 | 
        5 | 
        5 | 
        5 | 
        5 | 
        25 | 
       
      
        | INH+PZA | 
          | 
          | 
        5 | 
        5 | 
        5 | 
        5 | 
        5 | 
        25 | 
       
      
        | RIF+INH+PZA | 
          | 
          | 
        5 | 
        5 | 
        5 | 
        5 | 
        5 | 
        25 | 
       
      
        | Total Mice | 
        10 | 
        10 | 
        40 | 
        40 | 
        40 | 
        40 | 
        40 | 
        220 | 
       
     
    
    Treatment was initiated two weeks after infection at Day 0 and was administered
    for 16 weeks. |