Implication of folate deficiency in CYP2U1 loss of function

Claire Pujol
Sorbonne Université
January 1, 2021
J Exp Med
https://pubmed.ncbi.nlm.nih.gov/34546337

This article is currently being updated. View its version on PubMed.

https://pubmed.ncbi.nlm.nih.gov/34546337

Research summary

This study investigates the role of CYP2U1 in hereditary spastic paraplegia (SPG56) by characterizing a Cyp2u1 Knockout mouse model. The model exhibits cognitive deficits and retinal degeneration, mirroring patient phenotypes. Molecular analyses reveal mitochondrial dysfunction, altered CoQ metabolism, and folate deficiency. Notably, folate supplementation during development prevents cognitive impairments in the mice, highlighting the potential of early intervention.

Key outcome of the study

CYP2U1 deficiency leads to mitochondrial dysfunction and folate deficiency, contributing to neurodevelopmental deficits. Folate supplementation during development ameliorates cognitive impairments in the mouse model.

Mouse model

Global Cyp2u1 Knockout (Cyp2u1⁻/⁻) mouse model, generated by constitutive deletion of exon 2 in the Cyp2u1 gene, leading to complete loss of CYP2U1 protein expression.

TARGET:
CYP2U1
Cytochrome P450 family 2 subfamily U member 1

Keywords

Hereditary spastic paraplegia, Mitochondrial dysfunction, Folate metabolism, Neurodevelopmental disorders

Technical specifications

Constitutive Knockout model, Exon 2 deletion, Cyp2u1 gene targeting, Neurobehavioral assessment

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Catalogue product

KO repository

>2000 conditional Knockout mouse models for target discovery and  confirmation, in vivo compound specificity, MOA, and clinical studies

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