2021
Skin Fibrosis and Recovery Is Dependent on Wnt Activation via DPP4
Jussila AR, Zhang B, Caves E, Kirti S, Steele M, Hamburg-Shields E, Lydon J, Ying Y, Lafyatis R, Rajagopalan S, Horsley V, Atit RP. Skin Fibrosis and Recovery Is Dependent on Wnt Activation via DPP4. Journal Of Investigative Dermatology 2021, 142: 1597-1606.e9. PMID: 34808238, PMCID: PMC9120259, DOI: 10.1016/j.jid.2021.10.025.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBeta CateninDipeptidyl Peptidase 4FibroblastsFibrosisMiceSkinSkin DiseasesWnt Signaling PathwayConceptsWnt/β-catenin-responsive geneWnt activationExtracellular matrix homeostasisGenetic evidenceHuman fibrotic diseasesLipid-filled cellsFunctional mediatorsExtracellular matrixDermal adipocytesMatrix homeostasisGenetic modelsNew targetsWntKey targetMechanisms of fibrosisFibrotic diseasesTherapeutic avenuesDermal remodelingExtracellular matrix expansionExcessive accumulationRemodelingFibrosis severitySkin fibrosisFibrotic remodelingDPP4 inhibitors
2014
Pygo2 regulates β-catenin–induced activation of hair follicle stem/progenitor cells and skin hyperplasia
Sun P, Watanabe K, Fallahi M, Lee B, Afetian ME, Rheaume C, Wu D, Horsley V, Dai X. Pygo2 regulates β-catenin–induced activation of hair follicle stem/progenitor cells and skin hyperplasia. Proceedings Of The National Academy Of Sciences Of The United States Of America 2014, 111: 10215-10220. PMID: 24982158, PMCID: PMC4104891, DOI: 10.1073/pnas.1311395111.Peer-Reviewed Original ResearchConceptsStem cell activationStem/progenitor cellsEarly progenitor cellsProgenitor cellsWnt/β-catenin targetsΒ-catenin functionStem cellsTumor suppressor protein p53Β-catenin targetsWnt/β-catenin functionsCell cycle entryAdult stem cellsHair follicle stem cellsSuppressor protein p53Chromatin factorsFollicle stem cellsProgenitor cell compartmentHomeobox proteinEpigenetic mechanismsCell activationCycle entryDownstream eventsPathway functionOrgan regenerationImportant regulator