Molecular mechanisms underlying nucleotide repeat expansion disorders

I Malik, CP Kelley, ET Wang, PK Todd - Nature reviews Molecular cell …, 2021 - nature.com
The human genome contains over one million short tandem repeats. Expansion of a subset
of these repeat tracts underlies over fifty human disorders, including common genetic …

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 intronic GAA repeat expansion in FGF14 causes the autosomal-dominant adult-onset ataxia SCA27B/ATX-FGF14

H Rafehi, J Read, DJ Szmulewicz, KC Davies… - The American Journal of …, 2023 - cell.com
Adult-onset cerebellar ataxias are a group of neurodegenerative conditions that challenge
both genetic discovery and molecular diagnosis. In this study, we identified an intronic (GAA) …

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 …

Genome-wide detection of tandem DNA repeats that are expanded in autism

B Trost, W Engchuan, CM Nguyen… - Nature, 2020 - nature.com
Tandem DNA repeats vary in the size and sequence of each unit (motif). When expanded,
these tandem DNA repeats have been associated with more than 40 monogenic disorders …

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 …

Normal and pathogenic variation of RFC1 repeat expansions: implications for clinical diagnosis

N Dominik, S Magri, R Currò, E Abati, S Facchini… - Brain, 2023 - academic.oup.com
Cerebellar ataxia, neuropathy and vestibular areflexia syndrome (CANVAS) is an autosomal
recessive neurodegenerative disease, usually caused by biallelic AAGGG repeat …

Sequencing and characterizing short tandem repeats in the human genome

HA Tanudisastro, IW Deveson, H Dashnow… - Nature Reviews …, 2024 - nature.com
Short tandem repeats (STRs) are highly polymorphic sequences throughout the human
genome that are composed of repeated copies of a 1–6-bp motif. Over 1 million variable …

Cerebellar ataxia, neuropathy, vestibular areflexia syndrome due to RFC1 repeat expansion

A Cortese, S Tozza, WY Yau, S Rossi, SJ Beecroft… - Brain, 2020 - academic.oup.com
Ataxia, causing imbalance, dizziness and falls, is a leading cause of neurological disability.
We have recently identified a biallelic intronic AAGGG repeat expansion in replication factor …

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 …