PO19-546 5-LIPOXYGENASE PATHWAY: ONE OF THE MEDIATORS OF EARLY ATHEROSCLEROSIS IN OBSTRUCTIVE SLEEP APNEA SYNDROME? - Lefebvre, B.; Pepin, J.L.; Baguet, J.P.; Bessard, J.; Bessard, G.; Levy, P.; Stanke-Labesque, F. (Atherosclerosis (Supplements), 2007)