... intra-aortically and proximally to the occluded segment, 15 min prior to the release of aortaocclusion by deflation of the balloon. When 30 min of aorta occlusion was completed, the balloon was deflated and ... spinal cord ischemia and contributes toaxonal demyelination and dysfunction with long-termneurological deficits. On the other hand, peroxynitrite anion (ONOO-) is capa-ble of causing widespread ... especially to DNA, may triggeractivation of the cysteine protease caspase-3 and conse-quently death by apoptosis. The onset of apoptosis in oli-godendroglia, distant to the site of injury, appears...