Lens Nucleus, CrystallineCataractLens, CrystallineCrystallinsLens Cortex, Crystallinegamma-CrystallinsPresbyopiaLens Capsule, CrystallineLens SubluxationAgingLensesMaillard ReactionContact LensesTwo-Dimensional Difference Gel Electrophoresisalpha-CrystallinsLenses, IntraocularCataract ExtractionCell NucleusEye ProteinsContact Lenses, HydrophilicChromatography, High Pressure LiquidLens DiseasesElectrophoresis, Gel, Two-DimensionalSolubilitySpectrometry, Mass, Matrix-Assisted Laser Desorption-Ionizationbeta-Crystallin A ChainElectrophoresis, Polyacrylamide GelContact Lenses, Extended-WearContact Lens SolutionsMolecular WeightLens Implantation, Intraocularalpha-Crystallin A Chainalpha-Crystallin B ChainDigitalisbeta-Crystallin B ChainPhacoemulsificationDeaminationEyeNucleus Accumbens