Articles with "human lens" as a keyword



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Metagenomic Analysis of Human Lens Microbiota Associated with Ophthalmic Diseases

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Published in 2017 at "BioNanoScience"

DOI: 10.1007/s12668-016-0346-2

Abstract: Keratoconus is an ophthalmological pathology which is manifested in noninflammatory conical protrusion of the central part of the cornea. Its etiology is still unknown and pathogenesis is poorly explored. There are number of reports supporting… read more here.

Keywords: analysis; analysis human; metagenomic analysis; lens microbiota ... See more keywords

JNK1/β-catenin axis regulates H2O2-induced epithelial-to-mesenchymal transition in human lens epithelial cells.

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Published in 2019 at "Biochemical and biophysical research communications"

DOI: 10.1016/j.bbrc.2019.02.049

Abstract: Epithelial-mesenchymal transition (EMT) is the main cause of fibrotic cataracts. Oxidative stress was recently shown to trigger epithelial-mesenchymal transition in human lens epithelial cells (hLECs). However, the underlying mechanism is not fully understood. Here we… read more here.

Keywords: mesenchymal transition; epithelial mesenchymal; human lens; h2o2 induced ... See more keywords

Quantification of thioether‐linked glutathione modifications in human lens proteins

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Published in 2018 at "Experimental Eye Research"

DOI: 10.1016/j.exer.2018.06.002

Abstract: Abstract Dehydroalanine (DHA) and dehydrobutyrine (DHB) intermediates, formed through &bgr;‐elimination, induce protein irreversible glutathionylation and protein‐protein crosslinking in human lens fiber cells. In total, irreversible glutathionylation was detected on 52 sites including cysteine, serine and… read more here.

Keywords: protein; gsh modification; lens proteins; age ... See more keywords
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Age-related spatial differences of human lens UV filters revealed by negative ion mode MALDI imaging mass spectrometry.

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Published in 2019 at "Experimental eye research"

DOI: 10.1016/j.exer.2019.04.016

Abstract: Tryptophan-derived UV filters are predominantly found in the lenses of primates and humans. While protective against UV radiation, aging alters the complement and spatial distributions of human lens UV filters, and a role for UV… read more here.

Keywords: age related; age; lens filters; ion ... See more keywords

Copper Reductase Activity and Free Radical Chemistry by Cataract-Associated Human Lens γ-Crystallins.

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Published in 2023 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.2c13397

Abstract: Cataracts are caused by high-molecular-weight aggregates of human eye lens proteins that scatter light, causing lens opacity. Metal ions have emerged as important potential players in the etiology of cataract disease, as human lens γ-crystallins… read more here.

Keywords: human lens; lens crystallins; chemistry; radical chemistry ... See more keywords

GJA8 missense mutation disrupts hemichannels and induces cell apoptosis in human lens epithelial cells

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Published in 2019 at "Scientific Reports"

DOI: 10.1038/s41598-019-55549-1

Abstract: Autosomal dominant congenital cataract (ADCC), the most common hereditary disease, is a major cause of eye disease in children. Due to its high genetic and clinical heterogeneity, the identification of ADCC-associated gene mutations is essential… read more here.

Keywords: mutation; mutation disrupts; epithelial cells; lens epithelial ... See more keywords

The impact of dose rate on responses of human lens epithelial cells to ionizing irradiation

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Published in 2024 at "Scientific Reports"

DOI: 10.1038/s41598-024-62679-8

Abstract: The knowledge on responses of human lens epithelial cells (HLECs) to ionizing radiation exposure is important to understand mechanisms of radiation cataracts that are of concern in the field of radiation protection and radiation therapy.… read more here.

Keywords: rate; radiation; dose rate; lens epithelial ... See more keywords

Quantitative spatial analysis of crystallin proteins in human lens epithelial cells

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Published in 2025 at "Scientific Reports"

DOI: 10.1038/s41598-025-17896-0

Abstract: Resolving spatial protein dynamics in native human epithelial tissues presents a significant technical challenge, particularly in inherently curved or unevenly mounted specimens. Here, we introduce an image processing pipeline for high-resolution, compartment-based analysis of protein… read more here.

Keywords: crystallin; analysis; protein; quantitative spatial ... See more keywords

HMOX1 Promotes Ferroptosis Induced by Erastin in Lens Epithelial Cell through Modulates Fe2+ Production

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Published in 2022 at "Current Eye Research"

DOI: 10.1080/02713683.2022.2138450

Abstract: Abstract Purpose Ferroptosis is defined by the iron-dependent cell death caused by the accumulation of lipid peroxidation. As a major intracellular Fe pools, heme could be metabolized into ferrous iron, carbon monoxide, and biliverdin by… read more here.

Keywords: cell death; human lens; cell; iron ... See more keywords

Effects of ionizing radiation on telomere length and telomerase activity in cultured human lens epithelium cells

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Published in 2019 at "International Journal of Radiation Biology"

DOI: 10.1080/09553002.2018.1466066

Abstract: Abstract Purpose: To investigate the effects of ionizing radiation on telomere length and telomerase activity in human lens epithelial cells. There are studies suggesting evidence of telomere length in association with opacity of the lens;… read more here.

Keywords: telomerase activity; telomere length; length telomerase; human lens ... See more keywords
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Proteomic characterization of the human lens and Cataractogenesis

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Published in 2021 at "Expert Review of Proteomics"

DOI: 10.1080/14789450.2021.1913062

Abstract: ABSTRACT Introduction The goal of this review is to highlight the triumphs and frontiers in measurement of the lens proteome as it relates to onset of age-related nuclear cataract. As global life expectancy increases, so… read more here.

Keywords: lens cataractogenesis; age related; proteomic characterization; characterization human ... See more keywords