2024
Selective utilization of glucose metabolism guides mammalian gastrulation
Cao D, Bergmann J, Zhong L, Hemalatha A, Dingare C, Jensen T, Cox A, Greco V, Steventon B, Sozen B. Selective utilization of glucose metabolism guides mammalian gastrulation. Nature 2024, 634: 919-928. PMID: 39415005, PMCID: PMC11499262, DOI: 10.1038/s41586-024-08044-1.Peer-Reviewed Original ResearchConceptsCellular metabolismMammalian gastrulationHexosamine biosynthetic pathwayTranscription factor networksCellular signaling pathwaysSignaling morphogensGlucose metabolismCellular programmeBiosynthetic pathwayFate acquisitionCell fateHousekeeping natureGenetic mechanismsMesoderm migrationFactor networksERK activationExpression patternsSignaling pathwayDevelopmental processesStem cell modelCell typesSpecialized functionsDevelopmental contextMammalian embryosMouse embryos
2023
Organ function is preserved despite reorganization of niche architecture in the hair follicle
Wei H, Du S, Parksong J, Pasolli H, Matte-Martone C, Regot S, Gonzalez L, Xin T, Greco V. Organ function is preserved despite reorganization of niche architecture in the hair follicle. Cell Stem Cell 2023, 30: 962-972.e6. PMID: 37419106, PMCID: PMC10362479, DOI: 10.1016/j.stem.2023.06.003.Peer-Reviewed Original ResearchConceptsNiche architectureDermal papilla fibroblastsDifferentiated lineagesHair follicle growthStereotypic architectureMultipotent progenitorsEpithelial progenitorsFunctional importanceNicheStem cellsFibroblast nicheProgenitorsPowerful modelIntravital imagingDermal papillaFibroblastsHair folliclesFollicle growthOrgan functionLineagesDifferentiationCrosstalkHairProliferationCellsMechanisms of skin vascular maturation and maintenance captured by longitudinal imaging of live mice
Kam C, Singh I, Gonzalez D, Matte-Martone C, Solá P, Solanas G, Bonjoch J, Marsh E, Hirschi K, Greco V. Mechanisms of skin vascular maturation and maintenance captured by longitudinal imaging of live mice. Cell 2023, 186: 2345-2360.e16. PMID: 37167971, PMCID: PMC10225355, DOI: 10.1016/j.cell.2023.04.017.Peer-Reviewed Original ResearchConceptsAdult endothelial cellsNeonatal endothelial cellsEndothelial cellsVascular maturationAdult homeostasisOrgan growthAdult maintenanceHomeostasisLive miceVessel regressionFundamental mechanismsGlobal ablationLocal ablationMaturationNetwork perfusionVascular plexusBlood vesselsLongitudinal imagingVessel repairMaintenanceVascular architecturePlexusFunctional networksMiceMechanismCell cycle controls long-range calcium signaling in the regenerating epidermis
Moore J, Bhaskar D, Gao F, Matte-Martone C, Du S, Lathrop E, Ganesan S, Shao L, Norris R, Sanz N, Annusver K, Kasper M, Cox A, Hendry C, Rieck B, Krishnaswamy S, Greco V. Cell cycle controls long-range calcium signaling in the regenerating epidermis. Journal Of Cell Biology 2023, 222: e202302095. PMID: 37102999, PMCID: PMC10140546, DOI: 10.1083/jcb.202302095.Peer-Reviewed Original ResearchLive imaging reveals chromatin compaction transitions and dynamic transcriptional bursting during stem cell differentiation in vivo
May D, Yun S, Gonzalez D, Park S, Chen Y, Lathrop E, Cai B, Xin T, Zhao H, Wang S, Gonzalez L, Cockburn K, Greco V. Live imaging reveals chromatin compaction transitions and dynamic transcriptional bursting during stem cell differentiation in vivo. ELife 2023, 12: e83444. PMID: 36880644, PMCID: PMC10027315, DOI: 10.7554/elife.83444.Peer-Reviewed Original ResearchConceptsStem cell differentiationCell differentiationStem cell compartmentCompaction changesChromatin compaction statesDynamic transcriptional statesCell compartmentChromatin architectureCell cycle statusChromatin rearrangementNascent RNATranscriptional burstingTranscriptional statesLive imagingTissue contextGene expressionDifferentiating cellsGlobal remodelingIndividual cellsCycle statusStem cellsDifferentiation statusDifferentiationCellsMorphological changes
2022
Probing the rules of cell coordination in live tissues by interpretable machine learning based on graph neural networks
Yamamoto T, Cockburn K, Greco V, Kawaguchi K. Probing the rules of cell coordination in live tissues by interpretable machine learning based on graph neural networks. PLOS Computational Biology 2022, 18: e1010477. PMID: 36067226, PMCID: PMC9481156, DOI: 10.1371/journal.pcbi.1010477.Peer-Reviewed Original Research
2021
Skin-resident immune cells actively coordinate their distribution with epidermal cells during homeostasis
Park S, Matte-Martone C, Gonzalez DG, Lathrop EA, May DP, Pineda CM, Moore JL, Boucher JD, Marsh E, Schmitter-Sánchez A, Cockburn K, Markova O, Bellaïche Y, Greco V. Skin-resident immune cells actively coordinate their distribution with epidermal cells during homeostasis. Nature Cell Biology 2021, 23: 476-484. PMID: 33958758, PMCID: PMC8603572, DOI: 10.1038/s41556-021-00670-5.Peer-Reviewed Original ResearchConceptsDendritic epidermal T cellsLangerhans cellsCell typesEpithelial cellsDifferent cell typesMultiple cell typesLive adult miceGTPase Rac1Skin-resident immune cellsNon-random spatial distributionDistribution of LCContinuous turnoverEpidermal cellsEpidermal T cellsIndividual cellsCellular mechanismsEnvironmental insultsHomeostasisBasal epithelial cellsImmune cellsT cellsAdult miceCellsProper architectureEpidermis
2020
Cell-Cycle-Dependent ERK Signaling Dynamics Direct Fate Specification in the Mammalian Preimplantation Embryo
Pokrass MJ, Ryan KA, Xin T, Pielstick B, Timp W, Greco V, Regot S. Cell-Cycle-Dependent ERK Signaling Dynamics Direct Fate Specification in the Mammalian Preimplantation Embryo. Developmental Cell 2020, 55: 328-340.e5. PMID: 33091369, PMCID: PMC7658051, DOI: 10.1016/j.devcel.2020.09.013.Peer-Reviewed Original ResearchConceptsFate specificationPreimplantation developmentKinase translocation reporterMammalian preimplantation embryosInner cell massEmbryonic stem cellsSingle cellsDifferent cell typesMulticellular organismsEndogenous taggingDaughter cellsNanog proteinActive ERKNanog levelsERK activityGene expressionPreimplantation embryosCell cycleTrophectoderm cellsERK inhibitionCell typesStem cellsLive embryosCell massEmbryos
2019
Hair follicle regeneration suppresses Ras-driven oncogenic growth
Pineda CM, Gonzalez DG, Matte-Martone C, Boucher J, Lathrop E, Gallini S, Fons NR, Xin T, Tai K, Marsh E, Nguyen DX, Suozzi KC, Beronja S, Greco V. Hair follicle regeneration suppresses Ras-driven oncogenic growth. Journal Of Cell Biology 2019, 218: 3212-3222. PMID: 31488583, PMCID: PMC6781447, DOI: 10.1083/jcb.201907178.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCarcinogenesisHair FollicleMiceMice, TransgenicNeoplasmsRas ProteinsRegenerationConceptsHair folliclesHras mutationsOncogenic growthHair follicle stem cellsSkin hair folliclesTumor developmentFollicle stem cellsHair follicle regenerationSkin epitheliumSecondary mutationsBenign outgrowthFolliclesStem cellsTissueCertain tissuesFollicle regenerationCellsContinuous tissueWild-type neighborsDistinct mechanismsDifferent outcomesMutationsEnhanced capacityInjuryFlexibility sustains epithelial tissue homeostasis
Tai K, Cockburn K, Greco V. Flexibility sustains epithelial tissue homeostasis. Current Opinion In Cell Biology 2019, 60: 84-91. PMID: 31153058, PMCID: PMC6756930, DOI: 10.1016/j.ceb.2019.04.009.Peer-Reviewed Original ResearchConceptsEpithelial homeostasisEpithelial tissue homeostasisLive-imaging techniquesEpithelial cell interactionsIndividual epithelial cellsOrganism's lifetimeTissue homeostasisCell plasticityCell biologyMolecular mechanismsPathological settingsCell interactionsHomeostasisEpithelial cellsRecent advancesGeneticsBiologyMutationsImportant implicationsEpitheliumMechanismPlasticityCells
2018
Flexible fate determination ensures robust differentiation in the hair follicle
Xin T, Gonzalez D, Rompolas P, Greco V. Flexible fate determination ensures robust differentiation in the hair follicle. Nature Cell Biology 2018, 20: 1361-1369. PMID: 30420661, PMCID: PMC6314017, DOI: 10.1038/s41556-018-0232-y.Peer-Reviewed Original ResearchConceptsSingle-cell levelStem cellsStem cell differentiationGerm stem cellsTissue architectureMultiple cell typesFate determinationDetermination mechanismTissue homeostasisSame stem cellsCommon progenitorDifferentiation outcomesDifferentiation stimuliDifferentiation lineageCell differentiationCell typesNormal differentiationWnt activationHair folliclesUnanticipated flexibilityDifferentiationRobust differentiationProgenitorsCellsUninjured conditionPositional Stability and Membrane Occupancy Define Skin Fibroblast Homeostasis In Vivo
Marsh E, Gonzalez DG, Lathrop EA, Boucher J, Greco V. Positional Stability and Membrane Occupancy Define Skin Fibroblast Homeostasis In Vivo. Cell 2018, 175: 1620-1633.e13. PMID: 30415836, PMCID: PMC7605015, DOI: 10.1016/j.cell.2018.10.013.Peer-Reviewed Original ResearchConceptsCore cellular mechanismsFibroblast homeostasisRac1-dependent mannerNeighboring fibroblastsMembrane occupancyMembrane extensionsNucleus organizationCellular mechanismsHomeostasisFibroblast membranesAbsence of migrationFibroblastsCell occupancySkin fibroblastsProgressive accumulationVivoStructural componentsLifespan of miceLive miceOccupancyMicePositional stabilityMembraneLifespanAccumulationHomeostatic Epidermal Stem Cell Self-Renewal Is Driven by Local Differentiation
Mesa KR, Kawaguchi K, Cockburn K, Gonzalez D, Boucher J, Xin T, Klein AM, Greco V. Homeostatic Epidermal Stem Cell Self-Renewal Is Driven by Local Differentiation. Cell Stem Cell 2018, 23: 677-686.e4. PMID: 30269903, PMCID: PMC6214709, DOI: 10.1016/j.stem.2018.09.005.Peer-Reviewed Original ResearchPeptides derived from the histidine–proline rich glycoprotein bind copper ions and exhibit anti-angiogenic properties
Magrì A, Grasso G, Corti F, Finetti F, Greco V, Santoro AM, Sciuto S, La Mendola D, Morbidelli L, Rizzarelli E. Peptides derived from the histidine–proline rich glycoprotein bind copper ions and exhibit anti-angiogenic properties. Dalton Transactions 2018, 47: 9492-9503. PMID: 29963662, DOI: 10.1039/c8dt01560k.Peer-Reviewed Original ResearchConceptsElectron paramagnetic resonanceCircular dichroismSpray ionization mass spectrometryPotential drug delivery systemElectron spray ionization mass spectrometryMeans of potentiometryIonization mass spectrometryDrug delivery systemsAmidic bondCopper ionsRole of copperParamagnetic resonanceMass spectrometryComplex speciesTrehalose derivativesProdrug systemEnzymatic degradationDelivery systemCopperPeptidesPotentiometryBondsUVSpectrometryDichroism
2017
Correction of aberrant growth preserves tissue homeostasis
Brown S, Pineda CM, Xin T, Boucher J, Suozzi KC, Park S, Matte-Martone C, Gonzalez DG, Rytlewski J, Beronja S, Greco V. Correction of aberrant growth preserves tissue homeostasis. Nature 2017, 548: 334-337. PMID: 28783732, PMCID: PMC5675114, DOI: 10.1038/nature23304.Peer-Reviewed Original Research
2016
Live imaging of stem cells: answering old questions and raising new ones
Park S, Greco V, Cockburn K. Live imaging of stem cells: answering old questions and raising new ones. Current Opinion In Cell Biology 2016, 43: 30-37. PMID: 27474806, PMCID: PMC5154884, DOI: 10.1016/j.ceb.2016.07.004.Peer-Reviewed Original ResearchSpatiotemporal coordination of stem cell commitment during epidermal homeostasis
Rompolas P, Mesa KR, Kawaguchi K, Park S, Gonzalez D, Brown S, Boucher J, Klein AM, Greco V. Spatiotemporal coordination of stem cell commitment during epidermal homeostasis. Science 2016, 352: 1471-1474. PMID: 27229141, PMCID: PMC4958018, DOI: 10.1126/science.aaf7012.Peer-Reviewed Original ResearchHardwiring Stem Cell Communication through Tissue Structure
Xin T, Greco V, Myung P. Hardwiring Stem Cell Communication through Tissue Structure. Cell 2016, 164: 1212-1225. PMID: 26967287, PMCID: PMC4805424, DOI: 10.1016/j.cell.2016.02.041.Peer-Reviewed Original Research
2015
Stem Cells Show Parental Control
Myung P, Greco V. Stem Cells Show Parental Control. Cell 2015, 162: 476-477. PMID: 26232219, DOI: 10.1016/j.cell.2015.06.030.Peer-Reviewed Original ResearchIntravital imaging of hair follicle regeneration in the mouse
Pineda CM, Park S, Mesa KR, Wolfel M, Gonzalez DG, Haberman AM, Rompolas P, Greco V. Intravital imaging of hair follicle regeneration in the mouse. Nature Protocols 2015, 10: 1116-1130. PMID: 26110716, PMCID: PMC4632978, DOI: 10.1038/nprot.2015.070.Peer-Reviewed Original Research