Figure 1From: Influence of smoking on vascular reactivity to cGMP generators in human internal thoracic arteriesVasorelaxation induced by nitroglycerin (A) or BAY 60-2770 (B) in internal thoracic arteries from non-smokers (white circle) and smokers (black circle). Each point and bar represents the mean ± SEM of 12 (non-smokers) or 17 (smokers) experiments.Back to article page