Generation of XPA p.Arg228T mutant LUMCi004-A cell line for modeling Xeroderma pigmentosum group A

Summary

Xeroderma pigmentosum group A (XPA) is an inherited skin disorder characterized by sensitivity to ultraviolet radiation. In Maghrebi patients, a homozygous mutation in exon 6 of the XPA gene (c.682C>T) results in the introduction of a premature termination codon. Using CRISPR/Cas9-mediated gene editing, this mutation was introduced into the well-characterized LUMCi004-A line. The resulting hiPSC line showed typical morphology, expressed markers of the undifferentiated state, was able to differentiate into the three germ layers in vitro and displayed a normal karyotype. When paired with its isogenic counterpart, this line represents a valuable resource to model the disease. Copyright © 2024 The Author(s). Published by Elsevier B.V. All rights reserved.

Authors Widyastuti HP, van der Vaart B, Pachis ST, Freund C, Gidrol X, Raymond K
Journal Stem cell research
Publication Date 2024 Dec;81:103564
PubMed 39321748
DOI 10.1016/j.scr.2024.103564

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