LeukostasisLymphocytesLymphocyte CountCD4 Lymphocyte CountBlood-Retinal BarrierLeukocyte CountRetinal VesselsLymphocyte ActivationLeukocytosisDiabetic RetinopathyAcridine OrangeCellophaneCapillary PermeabilitySulfinpyrazoneLymphocyte SubsetsIntercellular Adhesion Molecule-1Diabetes Mellitus, ExperimentalLeukocytesT-LymphocytesLymphopeniaHIV InfectionsB-LymphocytesLymphocytosisAgranulocytosis