Trinucleotide Repeat ExpansionTrinucleotide RepeatsFriedreich AtaxiaDNA Repeat ExpansionSpinocerebellar DegenerationsMyotonic DystrophyFragile X SyndromeHuntington DiseaseFragile X Mental Retardation ProteinMicrosatellite RepeatsIron-Binding ProteinsAllelesChromosome MappingChromosomesMutationRepetitive Sequences, Nucleic AcidBase SequenceMolecular Sequence DataSpinocerebellar AtaxiasMachado-Joseph DiseaseGenetic MarkersX ChromosomeHeredodegenerative Disorders, Nervous SystemDNAPedigreePropensity ScorePolymorphism, GeneticGenomic InstabilityNerve Tissue ProteinsDinucleotide RepeatsPolymerase Chain ReactionMinisatellite RepeatsTandem Repeat SequencesGenetic VariationFrontotemporal DementiaFlap EndonucleasesChromosome BandingDNA, SatelliteAnticipation, GeneticNucleic Acid ConformationSequence Analysis, DNAChromosome FragilityGenetic LinkageInverted Repeat SequencesChromosomes, Human, Pair 9GenotypeSex ChromosomesModels, GeneticAge of OnsetChromosome AberrationsChromosomes, Human, XPhenotypeCerebellar AtaxiaChromosomes, Human, Pair 1Chromosomes, HumanIntranuclear Inclusion BodiesGenetic Diseases, InbornMuscular Dystrophy, OculopharyngealRNA-Binding ProteinsHaplotypesDNA PrimersHeterozygoteChromosome SegregationNuclear ProteinsChromosomes, BacterialGenome, HumanGene FrequencyChromosomes, Human, Pair 6Chromosomes, PlantAmyotrophic Lateral SclerosisChromosome DeletionChromosomes, Human, Pair 7Chromosomes, Human, Pair 11Genetics, PopulationChromosomes, Human, Pair 17Chromosomes, Human, YProteinsRecombination, GeneticChromosomes, MammalianNeurodegenerative DiseasesEvolution, MolecularPeptidesChromosomes, Artificial, BacterialAmino Acid SequenceDNA RepairChromosomes, Human, Pair 21DNA ReplicationChromosomes, FungalGenes, DominantChromosomes, Human, Pair 13Chromosomes, Human, Pair 2Chromosomes, Human, 6-12 and XDNA, PlantSaccharomyces cerevisiaeDNA-Binding ProteinsChromosomes, Human, Pair 10Mice, TransgenicExonsTranscription, GeneticChromosomes, Human, Pair 16