Oxidative stress and gene regulation

RG Allen, M Tresini - Free Radical Biology and Medicine, 2000 - Elsevier
Reactive oxygen species are produced by all aerobic cells and are widely believed to play a
pivotal role in aging as well as a number of degenerative diseases. The consequences of …

The lens epithelium as a major determinant in the development, maintenance, and regeneration of the crystalline lens

Z Liu, S Huang, Y Zheng, T Zhou, L Hu, L Xiong… - Progress in retinal and …, 2023 - Elsevier
The crystalline lens is a transparent and refractive biconvex structure formed by lens
epithelial cells (LECs) and lens fibers. Lens opacity, also known as cataracts, is the leading …

[HTML][HTML] Melatonin inhibits ferroptosis and delays age-related cataract by regulating SIRT6/p-Nrf2/GPX4 and SIRT6/NCOA4/FTH1 pathways

Y Mi, C Wei, L Sun, H Liu, J Zhang, J Luo, X Yu… - Biomedicine & …, 2023 - Elsevier
Background Cataracts are the main cause of reversible blindness worldwide. The ageing of
the lens caused by ultraviolet B (UVB) radiation is mostly related to oxidative stress (OS) …

The ageing lens

AJ Bron, G Vrensen, J Koretz, G Maraini, JJ Harding - Ophthalmologica, 2000 - karger.com
The human lens grows by a process of epithelial cell division at its equator and the formation
of generations of differentiated fibre cells. Despite the process of continuous remodelling …

Human αA-and αB-crystallins bind to Bax and Bcl-XS to sequester their translocation during staurosporine-induced apoptosis

YW Mao, JP Liu, H Xiang, DWC Li - Cell Death & Differentiation, 2004 - nature.com
Abstract αA-and αB-crystallins are distinct antiapoptotic regulators. Regarding the
antiapoptotic mechanisms, we have recently demonstrated that αB-crystallin interacts with …

Calcium-activated RAF/MEK/ERK signaling pathway mediates p53-dependent apoptosis and is abrogated by αB-crystallin through inhibition of RAS activation

DWC Li, JP Liu, YW Mao, H Xiang, J Wang… - Molecular biology of …, 2005 - Am Soc Cell Biol
The ocular lens is the only organ that does not develop spontaneous tumor. The molecular
mechanism for this phenomenon remains unknown. Through examination of the signaling …

Hallmarks of lens aging and cataractogenesis

TFL Wishart, M Flokis, DY Shu, SJ Das… - Experimental Eye …, 2021 - Elsevier
Lens homeostasis and transparency are dependent on the function and intercellular
communication of its epithelia. While the lens epithelium is uniquely equipped with …

HSP90β prevents aging-related cataract formation through regulation of the charged multivesicular body protein (CHMP4B) and p53

JL Fu, SY Zheng, Y Wang, XB Hu… - Proceedings of the …, 2023 - National Acad Sciences
Cataract is a leading ocular disease causing global blindness. The mechanism of
cataractogenesis has not been well defined. Here, we demonstrate that the heat shock …

Human αA-and αB-crystallins prevent UVA-induced apoptosis through regulation of PKCα, RAF/MEK/ERK and AKT signaling pathways

JP Liu, R Schlosser, WY Ma, Z Dong, H Feng… - Experimental eye …, 2004 - Elsevier
αA-and αB-crystallins are distinct antiapoptotic regulators. Regarding the antiapoptotic
mechanisms, we have previously demonstrated that under staurosporine treatment, HαA …

Methylglyoxal induces endoplasmic reticulum stress and DNA demethylation in the Keap1 promoter of human lens epithelial cells and age-related cataracts

P Palsamy, KR Bidasee, M Ayaki, RC Augusteyn… - Free Radical Biology …, 2014 - Elsevier
Age-related cataracts are a leading cause of blindness. Previously, we have demonstrated
the association of the unfolded protein response with various cataractogenic stressors …