Generation and genetic repair of two human induced pluripotent stem cell lines from patients with Epidermolysis Bullosa simplex associated with a heterozygous mutation in the translation initiation codon of KLHL24

Summary

Fibroblasts from two patients carrying a distinct heterozygous mutation in the KLHL24 gene (c.1 A>G and c.2T>C) were reprogrammed to obtain hiPSC lines. Non-integrating Sendai virus and CRISPR-Cas9 editing were respectively used to deliver the reprogramming factors and repair the mutation in the patient-hiPSCs to obtain isogenic control pairs. No off-target nuclease activity was detected with the top-predicted sites. Patient and isogenic hiPSCs displayed typical morphology, expressed markers of the undifferentiated state, were able to differentiate into the three germ layers and had normal karyotypes. These isogenic pairs will expand the panel of hiPSC lines to model KLHL24-associated conditions. Copyright © 2024 The Author(s). Published by Elsevier B.V. All rights reserved.

Authors Pachis ST, Ramovs V, Freund C, Has C, Raymond K
Journal Stem cell research
Publication Date 2024 Dec;81:103551
PubMed 39317060
DOI 10.1016/j.scr.2024.103551

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