Fig. 2From: Rapamycin impairs endothelial cell function in human internal thoracic arteriesRelaxation of noradrenaline-precontracted ITA rings to acetylcholine after exposure for 20 h to rapamycin (grey columns), EtOH solvent (hatched column) and in time-matched controls (empty column). Asterisk indicates significant difference to EtOH exposure. For each column n = 8–10, bars represent SEMBack to article page