Fig. 2From: Intravenous superoxide dismutase as a protective agent to prevent impairment of lung function induced by high tidal volume ventilationResults of lung function testing of the three study groups, by means of forced expiratory volume (FEV) as a function of time (left panel) and expiratory flow volume curve (right panel); from top to bottom panel, LTV, HTV and HTVÂ +Â SOD group (data at baseline are presented by closed symbols and solid line, and data at post-ventilation were presented by open symbols and dashed line) (* and # signify PÂ <Â 0.05 and PÂ <Â 0.001, respectively)Back to article page