2017
Quantitative distribution of Zn, Fe and Cu in the human lens and study of the Zn–metallothionein redox system in cultured lens epithelial cells by elemental MS
González-Iglesias H, Petrash C, Rodríguez-Menéndez S, García M, Álvarez L, Fernández-Vega Cueto L, Fernández B, Pereiro R, Sanz-Medel A, Coca-Prados M. Quantitative distribution of Zn, Fe and Cu in the human lens and study of the Zn–metallothionein redox system in cultured lens epithelial cells by elemental MS. Journal Of Analytical Atomic Spectrometry 2017, 32: 1746-1756. DOI: 10.1039/c6ja00431h.Peer-Reviewed Original ResearchLens epithelial cellsMolecular mass proteinsMass proteinsCultured human lens epithelial cellsHigh molecular mass proteinsEpithelial cellsCultured lens epithelial cellsHuman lens epithelial cellsHuman lensOxidative cellular damageLocalization of ZnEndogenous stressorsImportant enzymeMT proteinCellular distributionLens epithelial cell layerProteinRedox systemEpithelial cell layerElemental mass spectrometryCellular damageMetallothioneinOxidative stressHuman lensesCells
2016
The zinc‐metallothionein redox system in human retina and RPE
Alvarez L, García M, Rodríguez S, Fernández B, Pereiro R, Sanz‐Medel A, Coca‐Prados M, González‐Iglesias H. The zinc‐metallothionein redox system in human retina and RPE. Acta Ophthalmologica 2016, 94 DOI: 10.1111/j.1755-3768.2016.0560.Peer-Reviewed Original ResearchHuman RPE cellsInflammatory cytokinesNeuroprotective functionOxidative stress processesEye sectionsNeural retinaHuman donorsRPE cellsRetinaHuman retinaHuman eyeRPEMT proteinExogenous zincCellular zinc homeostasisCellular modelZinc homeostasisMain regulatorStoichiometric transitionsEyesBinding profileProtein binding profileProtein synthesisLesser levelsMetallothionein
2013
Metallothioneins (MTs) in the human eye: a perspective article on the zinc–MT redox cycle
Gonzalez-Iglesias H, Alvarez L, García M, Petrash C, Sanz-Medel A, Coca-Prados M. Metallothioneins (MTs) in the human eye: a perspective article on the zinc–MT redox cycle. Metallomics 2013, 6: 201-208. PMID: 24419560, DOI: 10.1039/c3mt00298e.Peer-Reviewed Original ResearchConceptsCellular zinc homeostasisOxidative damageAntioxidant functionMT genesMultiple isoformsReactive oxygen speciesPotential oxidative damageDe novo synthesisZinc homeostasisAntioxidant defense mechanismsMain regulatorDefense mechanismsNovo synthesisProtein expressionOxygen speciesExogenous zincZn7-MTMetallothioneinOxidative stressMT complexZinc releaseStoichiometric transitionsZinc-MTPro-inflammatory cytokinesLevels of metallothionein