Abstract:
BACKGROUND:Fuchs' endothelial corneal dystrophy (FECD) is a complex degenerative disease of the corneal endothelium with genetic predisposition. Pathogenic rare variants have been identified in SLC4A11, LOXHD1, ZEB1, and AGBL1. Association of single nucleotide polymorphisms (SNPs) and CTG trinucleotide repeat expansions in the intron of TCF4 gene to FECD has been studied across multiple ethnicities. Recently, genome-wide association studies have also identified KANK4, LAMC1, and ATP1B1 as novel loci for FECD. Here, we report the contribution of ZEB1 and LOXHD1 genes in our sporadic late-onset FECD cohort. MATERIALS AND METHODS:In the experimental study, coding regions of ZEB1 and LOXHD1 were screened by Sanger DNA sequencing in 52 late-onset and 5 early-onset FECD cases of Indian origin, recruited at a tertiary eye care center. Further, bioinformatics analysis was done. RESULTS:One reported missense mutation, c.2522A>C; p.(Q841P), and one variant of uncertain significance (VUS), c.619A>G; p.(S207G), were identified in the ZEB1 gene. One VUS, c.6413G>Ap.(R2138Q), was observed in LOXHD1. A 3D structural bioinformatic analysis of the missense variant in LOXHD1 predicted the variant to affect the structure-function relationship of the protein. DISCUSSION:While mutations in ZEB1 contributed to 2% of the late-onset FECD cases, the exact role of the two VUS identified in ZEB1 and LOXHD1 in FECD pathogenesis needs to be studied.
journal_name
Ophthalmic Genetjournal_title
Ophthalmic geneticsauthors
Rao BS,Ansar S,Arokiasamy T,Sudhir RR,Umashankar V,Rajagopal R,Soumittra Ndoi
10.1080/13816810.2018.1474367subject
Has Abstractpub_date
2018-08-01 00:00:00pages
443-449issue
4eissn
1381-6810issn
1744-5094journal_volume
39pub_type
杂志文章abstract::Ligneous conjunctivitis is an uncommon and recurrent type of chronic conjunctivitis. A prevalent cause of this disease is a Plasminogen deficiency, resulting from recessive mutations in the human encoding plasminogen (PLG) gene. This deficiency affects the conjunctiva and also other mucous membranes. Only few hundred ...
journal_title:Ophthalmic genetics
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doi:10.1080/13816810.2018.1502791
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journal_title:Ophthalmic genetics
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journal_title:Ophthalmic genetics
pub_type: 杂志文章
doi:10.3109/13816810.2013.873941
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journal_title:Ophthalmic genetics
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doi:10.1080/13816810600976822
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journal_title:Ophthalmic genetics
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doi:10.3109/13816810.2012.716488
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journal_title:Ophthalmic genetics
pub_type: 杂志文章
doi:10.1080/13816810.2017.1301964
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journal_title:Ophthalmic genetics
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journal_title:Ophthalmic genetics
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journal_title:Ophthalmic genetics
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journal_title:Ophthalmic genetics
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journal_title:Ophthalmic genetics
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doi:10.3109/13816819409056908
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journal_title:Ophthalmic genetics
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journal_title:Ophthalmic genetics
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journal_title:Ophthalmic genetics
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doi:10.3109/13816810.2011.596891
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journal_title:Ophthalmic genetics
pub_type: 杂志文章
doi:10.1080/13816810.2019.1660382
更新日期:2019-08-01 00:00:00
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journal_title:Ophthalmic genetics
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doi:10.1076/opge.22.3.187.2221
更新日期:2001-09-01 00:00:00
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journal_title:Ophthalmic genetics
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journal_title:Ophthalmic genetics
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journal_title:Ophthalmic genetics
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journal_title:Ophthalmic genetics
pub_type: 杂志文章,评审
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更新日期:2011-09-01 00:00:00
abstract::A Swedish family with choroideremia and a deletion of the CHM gene has been studied with ophthalmological examination, full-field electroretinography, and DNA analysis in order to characterize the phenotype of the disease. Although all four patients studied had a complete deletion of the gene, they showed a considerab...
journal_title:Ophthalmic genetics
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更新日期:1995-12-01 00:00:00
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journal_title:Ophthalmic genetics
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更新日期:2002-03-01 00:00:00
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journal_title:Ophthalmic genetics
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doi:10.1080/13816810.2019.1709124
更新日期:2020-02-01 00:00:00
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journal_title:Ophthalmic genetics
pub_type: 杂志文章
doi:10.1080/13816810.2019.1686158
更新日期:2019-12-01 00:00:00
abstract:PURPOSE:To identify mutations in the RDH5 gene in a family with a mother having fundus albipunctatus (FA) and 3 children with retinitis pigmentosa (RP). METHODS:Ophthalmological examinations were performed to diagnose FA and RP. Mutational analysis of RDH5 was performed. RESULTS/CONCLUSIONS:The mother was diagnosed w...
journal_title:Ophthalmic genetics
pub_type: 杂志文章
doi:10.1080/13816810701663535
更新日期:2008-03-01 00:00:00
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journal_title:Ophthalmic genetics
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更新日期:2021-01-03 00:00:00
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journal_title:Ophthalmic genetics
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doi:10.1080/13816810802452168
更新日期:2009-03-01 00:00:00