The trial will evaluate the extended bactericidal activity of 14 consecutive days of oral administration of TMC207 alone, TMC207 with pyrazinamide, TMC207 with PA-824, PA-824 with pyrazinamide and PA-824 with moxifloxacin and pyrazinamide, as determined by the rate of change of log CFU in sputum over the time period Day 0-14 in participants with smear positive pulmonary tuberculosis (TB). A control group will receive standard treatment.