Featured Publications
Cardiac dopamine D1 receptor triggers ventricular arrhythmia in chronic heart failure
Yamaguchi T, Sumida TS, Nomura S, Satoh M, Higo T, Ito M, Ko T, Fujita K, Sweet ME, Sanbe A, Yoshimi K, Manabe I, Sasaoka T, Taylor MRG, Toko H, Takimoto E, Naito AT, Komuro I. Cardiac dopamine D1 receptor triggers ventricular arrhythmia in chronic heart failure. Nature Communications 2020, 11: 4364. PMID: 32868781, PMCID: PMC7459304, DOI: 10.1038/s41467-020-18128-x.Peer-Reviewed Original ResearchConceptsVentricular arrhythmiasDopamine D1 receptorsD1 receptorsChronic heart failureHeart failure patientsSustained ventricular tachycardiaNormal calcium handlingFailure patientsHeart failureModel miceVentricular tachycardiaPathophysiological roleCalcium handlingTherapeutic targetDopamine systemSingle-cell resolution analysisArrhythmiasD1RCardiomyocytesReceptorsTachycardiaPatientsMiceComplement C1q Activates Canonical Wnt Signaling and Promotes Aging-Related Phenotypes
Naito AT, Sumida T, Nomura S, Liu ML, Higo T, Nakagawa A, Okada K, Sakai T, Hashimoto A, Hara Y, Shimizu I, Zhu W, Toko H, Katada A, Akazawa H, Oka T, Lee JK, Minamino T, Nagai T, Walsh K, Kikuchi A, Matsumoto M, Botto M, Shiojima I, Komuro I. Complement C1q Activates Canonical Wnt Signaling and Promotes Aging-Related Phenotypes. Cell 2012, 149: 1298-1313. PMID: 22682250, PMCID: PMC3529917, DOI: 10.1016/j.cell.2012.03.047.Peer-Reviewed Original ResearchConceptsComplement C1qWnt coreceptor low-density lipoprotein receptor-related protein 6Canonical Wnt signalingLow-density lipoprotein receptor-related protein 6Serum C1q concentrationLipoprotein receptor-related protein 6Age-related phenotypesWild-type miceAge-associated impairmentWnt signalingMuscle regenerationAge-associated declineYoung miceC1q treatmentC1q concentrationsSkeletal muscle regenerationMammalian agingMiceProtein 6C1qC1s inhibitionCanonical WntMultiple tissuesFrizzled receptorsWnt
2021
Tet2 Controls the Responses of β cells to Inflammation in Autoimmune Diabetes
Rui J, Deng S, Perdigoto AL, Ponath G, Kursawe R, Lawlor N, Sumida T, Levine-Ritterman M, Stitzel ML, Pitt D, Lu J, Herold KC. Tet2 Controls the Responses of β cells to Inflammation in Autoimmune Diabetes. Nature Communications 2021, 12: 5074. PMID: 34417463, PMCID: PMC8379260, DOI: 10.1038/s41467-021-25367-z.Peer-Reviewed Original ResearchConceptsImmune cellsΒ-cellsNOD/SCID recipientsDiabetogenic immune cellsDiabetogenic T cellsBone marrow transplantType 1 diabetesExpression of TET2Human β-cellsIslet infiltratesSCID recipientsMarrow transplantInflammatory pathwaysTransfer of diseaseT cellsInflammatory genesImmune killingPathologic interactionsReduced expressionDiabetesInflammationTET2MiceRecipientsCells
2019
Aedes aegypti AgBR1 antibodies modulate early Zika virus infection of mice
Uraki R, Hastings AK, Marin-Lopez A, Sumida T, Takahashi T, Grover JR, Iwasaki A, Hafler DA, Montgomery RR, Fikrig E. Aedes aegypti AgBR1 antibodies modulate early Zika virus infection of mice. Nature Microbiology 2019, 4: 948-955. PMID: 30858571, PMCID: PMC6533137, DOI: 10.1038/s41564-019-0385-x.Peer-Reviewed Original ResearchConceptsZika virus infectionVirus infectionZika virusAegypti salivary proteinsGuillain-Barre syndromeEarly inflammatory responseSkin of micePrevention of mosquitoInflammatory responseAedes aegypti mosquitoesTherapeutic measuresSalivary factorsSalivary proteinsMosquito-borneInfectionMiceSubstantial mortalityRecent epidemicProtein 1Aegypti mosquitoesAntigenic proteinsVirusAntibodiesMosquitoesAntiserum
2017
DNA single-strand break-induced DNA damage response causes heart failure
Higo T, Naito AT, Sumida T, Shibamoto M, Okada K, Nomura S, Nakagawa A, Yamaguchi T, Sakai T, Hashimoto A, Kuramoto Y, Ito M, Hikoso S, Akazawa H, Lee JK, Shiojima I, McKinnon PJ, Sakata Y, Komuro I. DNA single-strand break-induced DNA damage response causes heart failure. Nature Communications 2017, 8: 15104. PMID: 28436431, PMCID: PMC5413978, DOI: 10.1038/ncomms15104.Peer-Reviewed Original ResearchConceptsPressure overload-induced heart failureOverload-induced heart failureHeart failureSingle-strand breaksNF-κB signalingNew therapeutic strategiesSSB accumulationDDR activationInflammatory cytokinesTherapeutic strategiesUnrepaired single-strand breaksDNA damageDNA single-strand breaksCausative roleDNA damage responseGenetic deletionPathogenesisActivationPivotal roleFailureDamage responseHeartCritical roleCytokinesMice
2016
Activation of endothelial β-catenin signaling induces heart failure
Nakagawa A, Naito AT, Sumida T, Nomura S, Shibamoto M, Higo T, Okada K, Sakai T, Hashimoto A, Kuramoto Y, Oka T, Lee JK, Harada M, Ueda K, Shiojima I, Limbourg FP, Adams RH, Noda T, Sakata Y, Akazawa H, Komuro I. Activation of endothelial β-catenin signaling induces heart failure. Scientific Reports 2016, 6: 25009. PMID: 27146149, PMCID: PMC4857119, DOI: 10.1038/srep25009.Peer-Reviewed Original ResearchConceptsWnt/β-cateninHeart failureCardiac dysfunctionCa miceEndothelial cellsΒ-cateninEndothelial β-cateninProgressive cardiac dysfunctionCardiac endothelial cellsDegeneration of mitochondriaArterial endothelial cellsNeuregulin-ErbB signalingNeuregulin proteinΒ-catenin-dependent canonical WntEndothelial expressionIschemic diseasesTherapeutic targetDysfunctionMiceSustained activationFunction mutationsNeuregulin-ErbBT-tubulesCanonical WntConditional gain
2015
Wnt/&bgr;-Catenin Signaling Contributes to Skeletal Myopathy in Heart Failure via Direct Interaction With Forkhead Box O
Okada K, Naito AT, Higo T, Nakagawa A, Shibamoto M, Sakai T, Hashimoto A, Kuramoto Y, Sumida T, Nomura S, Ito M, Yamaguchi T, Oka T, Akazawa H, Lee JK, Morimoto S, Sakata Y, Shiojima I, Komuro I. Wnt/&bgr;-Catenin Signaling Contributes to Skeletal Myopathy in Heart Failure via Direct Interaction With Forkhead Box O. Circulation Heart Failure 2015, 8: 799-808. PMID: 26038536, DOI: 10.1161/circheartfailure.114.001958.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBeta CateninCardiomyopathy, DilatedCell LineComplement C1qDisease Models, AnimalForkhead Box Protein O1Forkhead Transcription FactorsMice, TransgenicMuscle FatigueMuscle Fibers, SkeletalMuscle, SkeletalMuscular DiseasesRNA InterferenceTransfectionWnt Signaling PathwayWnt3A ProteinConceptsChronic heart failureFiber type shiftFatigable fibersSkeletal myopathyActivation of WntHeart failureModel miceCardiomyopathy miceSkeletal muscleNovel therapeutic targetMediator β-cateninType IIB fibersControl miceType shiftC2C12 cellsTherapeutic targetSignaling contributesComplement C1qMyopathyMiceCritical roleIIB fibersForkhead box OΒ-cateninFoxO1 activity