Life SciencesNeurobiologyNeuroscienceMolecular NeuroscienceNeurochemistryNeurophysiologyCellular Responses To HypoxiaCerebral Cortex PhysiologyCerebral PhysiologyOxidative StressOxygen TransportReactive Oxygen SpeciesCellular Oxygen HomeostasisNeurophysiological Responses To HypoxiaOxygen Delivery To BrainOxygen Tension GradientsOxygen Tension Measurement