METHODS. Splicing of the targeted alpha(2)delta(4) (CACNA2D4) exons in presence and absence of the mutation was assessed by RT-PCR in vivo on mouse retinae and in vitro in HEK293T cells using splicing-reporter minigenes. Whole-cell patch-clamp recordings were performed to evaluate the impact of different Cacna2d4 variants on the biophysical properties of Cav1.4 L-type calcium channels (CACNA1F).

PURPOSE. Mutations in CACNA2D4 exon 25 cause photoreceptor dysfunction in humans (c. 2406C -> A mutation) and mice (c. 2451insC mutation). We investigated the feasibility of an exon-skipping therapeutic approach by evaluating the splicing patterns and functional role of targeted exons.

A New Splicing Isoform of Cacna2d4 Mimicking the Effects of c.2451insC Mutation in the Retina: Novel Molecular and Electrophysiological Insights

Bozzi Yuri;
2015

Abstract

PURPOSE. Mutations in CACNA2D4 exon 25 cause photoreceptor dysfunction in humans (c. 2406C -> A mutation) and mice (c. 2451insC mutation). We investigated the feasibility of an exon-skipping therapeutic approach by evaluating the splicing patterns and functional role of targeted exons.
2015
METHODS. Splicing of the targeted alpha(2)delta(4) (CACNA2D4) exons in presence and absence of the mutation was assessed by RT-PCR in vivo on mouse retinae and in vitro in HEK293T cells using splicing-reporter minigenes. Whole-cell patch-clamp recordings were performed to evaluate the impact of different Cacna2d4 variants on the biophysical properties of Cav1.4 L-type calcium channels (CACNA1F).
Ca2+ channels
exon-skipping
splicing isoforms
Cacna2d4
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/20.500.14243/314394
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