Macular EdemaCA2 Region, HippocampalHippocampusTomography, Optical CoherenceCA3 Region, HippocampalMacula LuteaDiabetic RetinopathyLaser CoagulationCA1 Region, HippocampalGerbillinaeVisual AcuityDentate GyrusIntravitreal InjectionsRetinal Photoreceptor Cell Inner SegmentSomatosensory CortexRetinal Photoreceptor Cell Outer SegmentVibrissaeRetinaStatus EpilepticusPyramidal CellsNeuronsAtrophyRetreatmentIschemic Attack, TransientFluorescein AngiographyRats, Sprague-DawleyPyramidal TractsMagnetic Resonance ImagingKainic AcidCell CountImage Processing, Computer-AssistedMemoryBrain MappingBrain IschemiaRats, WistarOrgan SizeNeuroprotective AgentsNerve NetReproducibility of ResultsAlzheimer DiseaseTime FactorsAgingSynapsesElectrophysiologyBrainProspective StudiesDisease Models, AnimalAlgorithmsFollow-Up Studies