2022
LINE-1 activation in the cerebellum drives ataxia
Takahashi T, Stoiljkovic M, Song E, Gao XB, Yasumoto Y, Kudo E, Carvalho F, Kong Y, Park A, Shanabrough M, Szigeti-Buck K, Liu ZW, Kristant A, Zhang Y, Sulkowski P, Glazer PM, Kaczmarek LK, Horvath TL, Iwasaki A. LINE-1 activation in the cerebellum drives ataxia. Neuron 2022, 110: 3278-3287.e8. PMID: 36070749, PMCID: PMC9588660, DOI: 10.1016/j.neuron.2022.08.011.Peer-Reviewed Original ResearchConceptsLINE-1 activationL1 activationAtaxia telangiectasia patientsNuclear element-1Transposable elementsEpigenetic silencersHuman genomeL1 promoterMolecular regulatorsDNA damagePurkinje cell dysfunctionElement 1First direct evidenceTelangiectasia patientsDirect targetingCerebellar expressionNeurodegenerative diseasesDisease etiologyCalcium homeostasisAPOBEC3A regulates transcription from interferon-stimulated response elements
Taura M, Frank JA, Takahashi T, Kong Y, Kudo E, Song E, Tokuyama M, Iwasaki A. APOBEC3A regulates transcription from interferon-stimulated response elements. Proceedings Of The National Academy Of Sciences Of The United States Of America 2022, 119: e2011665119. PMID: 35549556, PMCID: PMC9171812, DOI: 10.1073/pnas.2011665119.Peer-Reviewed Original ResearchConceptsGene expressionResponse elementHost genomic lociInterferon-stimulated response elementRNA sequence analysisLong terminal repeatNegative feedback loopGenomic lociHuman genomeLethal mutationsProximal promoterHIV-1 transcriptionUnexpected roleIFN-I treatmentTerminal repeatDependent inductionViral genomeCytidine deaminaseISG15 inductionAntiviral responseA3AGenomeISG15 expressionType I IFNTranscription
2018
ERVmap analysis reveals genome-wide transcription of human endogenous retroviruses
Tokuyama M, Kong Y, Song E, Jayewickreme T, Kang I, Iwasaki A. ERVmap analysis reveals genome-wide transcription of human endogenous retroviruses. Proceedings Of The National Academy Of Sciences Of The United States Of America 2018, 115: 12565-12572. PMID: 30455304, PMCID: PMC6294949, DOI: 10.1073/pnas.1814589115.Peer-Reviewed Original ResearchConceptsEndogenous retrovirusesGenome-wide identificationProtein-coding sequencesLocus-specific expressionWide transcriptionHuman genomeHuman endogenous retrovirusesERV lociExpression patternsRetroviral elementsPrimary cellsPeripheral blood mononuclear cellsRange of diseasesBreast cancer tissue samplesHuman healthSystemic lupus erythematosusBlood mononuclear cellsCancer tissue samplesDisease-associated antigensCell linesRNALack of toolsWeb toolLupus erythematosusPerforin expression