Sodium channelopathies of skeletal muscle and brain

M Mantegazza, S Cestèle… - Physiological …, 2021 - journals.physiology.org
Voltage-gated sodium channels initiate action potentials in nerve, skeletal muscle, and other
electrically excitable cells. Mutations in them cause a wide range of diseases. These …

Neural mechanisms underlying repetitive behaviors in rodent models of autism spectrum disorders

T Gandhi, CC Lee - Frontiers in cellular neuroscience, 2021 - frontiersin.org
Autism spectrum disorder (ASD) is comprised of several conditions characterized by
alterations in social interaction, communication, and repetitive behaviors. Genetic and …

[HTML][HTML] Paradoxical hyperexcitability from NaV1. 2 sodium channel loss in neocortical pyramidal cells

PWE Spratt, RPD Alexander, R Ben-Shalom… - Cell Reports, 2021 - cell.com
Loss-of-function variants in the gene SCN2A, which encodes the sodium channel Na V 1.2,
are strongly associated with autism spectrum disorder and intellectual disability. An …

Severe deficiency of the voltage-gated sodium channel NaV1. 2 elevates neuronal excitability in adult mice

J Zhang, X Chen, M Eaton, J Wu, Z Ma, S Lai, A Park… - Cell reports, 2021 - cell.com
Scn2a encodes the voltage-gated sodium channel Na V 1.2, a main mediator of neuronal
action potential firing. The current paradigm suggests that Na V 1.2 gain-of-function variants …

Novel risk loci associated with genetic risk for bipolar disorder among Han Chinese individuals: a genome-wide association study and meta-analysis

HJ Li, C Zhang, L Hui, DS Zhou, Y Li, CY Zhang… - JAMA …, 2021 - jamanetwork.com
Importance The genetic basis of bipolar disorder (BD) in Han Chinese individuals is not fully
understood. Objective To explore the genetic basis of BD in the Han Chinese population …

Phenotypes, mechanisms and therapeutics: insights from bipolar disorder GWAS findings

M Li, T Li, X Xiao, J Chen, Z Hu, Y Fang - Molecular Psychiatry, 2022 - nature.com
Genome-wide association studies (GWAS) have reported substantial genomic loci
significantly associated with clinical risk of bipolar disorder (BD), and studies combining …

Pathogenic SCN2A variants cause early-stage dysfunction in patient-derived neurons

R Asadollahi, I Delvendahl, R Muff, G Tan… - Human Molecular …, 2023 - academic.oup.com
Pathogenic heterozygous variants in SCN2A, which encodes the neuronal sodium channel
Na V 1.2, cause different types of epilepsy or intellectual disability (ID)/autism without …

Microglial over-pruning of synapses during development in autism-associated SCN2A-deficient mice and human cerebral organoids

J Wu, J Zhang, X Chen, K Wettschurack, Z Que… - Molecular …, 2024 - nature.com
Autism spectrum disorder (ASD) is a major neurodevelopmental disorder affecting 1 in 36
children in the United States. While neurons have been the focus of understanding ASD, an …

[HTML][HTML] Deficiency of autism-related Scn2a gene in mice disrupts sleep patterns and circadian rhythms

Z Ma, M Eaton, Y Liu, J Zhang, X Chen, X Tu, Y Shi… - Neurobiology of …, 2022 - Elsevier
Autism spectrum disorder (ASD) affects~ 2% of the population in the US, and monogenic
forms of ASD often result in the most severe manifestation of the disorder. Recently, SCN2A …

Genetic landscape of Rett syndrome spectrum: improvements and challenges

S Vidal, C Xiol, A Pascual-Alonso… - International journal of …, 2019 - mdpi.com
Rett syndrome (RTT) is an early-onset neurodevelopmental disorder that primarily affects
females, resulting in severe cognitive and physical disabilities, and is one of the most …