30 years of repeat expansion disorders: What have we learned and what are the remaining challenges?

C Depienne, JL Mandel - The American Journal of Human Genetics, 2021 - cell.com
Tandem repeats represent one of the most abundant class of variations in human genomes,
which are polymorphic by nature and become highly unstable in a length-dependent …

An update on the neurological short tandem repeat expansion disorders and the emergence of long-read sequencing diagnostics

SR Chintalaphani, SS Pineda, IW Deveson… - Acta Neuropathologica …, 2021 - Springer
Background Short tandem repeat (STR) expansion disorders are an important cause of
human neurological disease. They have an established role in more than 40 different …

Characterization and visualization of tandem repeats at genome scale

E Dolzhenko, A English, H Dashnow… - Nature …, 2024 - nature.com
Tandem repeat (TR) variation is associated with gene expression changes and numerous
rare monogenic diseases. Although long-read sequencing provides accurate full-length …

High-coverage nanopore sequencing of samples from the 1000 Genomes Project to build a comprehensive catalog of human genetic variation

JA Gustafson, SB Gibson, N Damaraju… - Genome …, 2024 - genome.cshlp.org
Fewer than half of individuals with a suspected Mendelian or monogenic condition receive a
precise molecular diagnosis after comprehensive clinical genetic testing. Improvements in …

Comprehensive genetic diagnosis of tandem repeat expansion disorders with programmable targeted nanopore sequencing

I Stevanovski, SR Chintalaphani, H Gamaarachchi… - Science …, 2022 - science.org
More than 50 neurological and neuromuscular diseases are caused by short tandem repeat
(STR) expansions, with 37 different genes implicated to date. We describe the use of …

RFC1 expansions are a common cause of idiopathic sensory neuropathy

R Currò, A Salvalaggio, S Tozza, C Gemelli, N Dominik… - Brain, 2021 - academic.oup.com
After extensive evaluation, one-third of patients affected by polyneuropathy remain
undiagnosed and are labelled as having chronic idiopathic axonal polyneuropathy, which …

Natural history, phenotypic spectrum, and discriminative features of multisystemic RFC1 disease

A Traschütz, A Cortese, S Reich, N Dominik, J Faber… - Neurology, 2021 - AAN Enterprises
Objective To delineate the full phenotypic spectrum, discriminative features, piloting
longitudinal progression data, and sample size calculations of replication factor complex …

Advancing genomic technologies and clinical awareness accelerates discovery of disease-associated tandem repeat sequences

T Gall-Duncan, N Sato, RKC Yuen… - Genome …, 2022 - genome.cshlp.org
Expansions of gene-specific DNA tandem repeats (TRs), first described in 1991 as a
disease-causing mutation in humans, are now known to cause> 60 phenotypes, not just …

Motor neuron pathology in CANVAS due to RFC1 expansions

V Huin, G Coarelli, C Guemy, S Boluda, R Debs… - Brain, 2022 - academic.oup.com
CANVAS caused by RFC1 biallelic expansions is a major cause of inherited sensory
neuronopathy. Detection of RFC1 expansion is challenging and CANVAS can be associated …

A novel RFC1 repeat motif (ACAGG) in two Asia-Pacific CANVAS families

CK Scriba, SJ Beecroft, JS Clayton, A Cortese… - Brain, 2020 - academic.oup.com
Cerebellar ataxia, neuropathy and vestibular areflexia syndrome (CANVAS) is a progressive
late-onset, neurological disease. Recently, a pentanucleotide expansion in intron 2 of RFC1 …