Figure 3.

Bactericidal activities against β-lactamase negative ampicillin resistant H. influenzae. Time kill curve of telithromycin (upper), clarithromycin (middle) and azithromycin (lower). black circle: Control growth (no antibiotic); red square: 1/2 × MIC; dark blue triangle: 1 × MIC; pink square: 2 × MIC; blue rhomb: 4 × MIC; green triangle: ELF. Full line: ambient air; dashed line: CO₂ enriched atmosphere.