2024
Mucosal sugars delineate pyrazine vs pyrazinone autoinducer signaling in Klebsiella oxytoca
Hamchand R, Wang K, Song D, Palm N, Crawford J. Mucosal sugars delineate pyrazine vs pyrazinone autoinducer signaling in Klebsiella oxytoca. Nature Communications 2024, 15: 8902. PMID: 39406708, PMCID: PMC11480411, DOI: 10.1038/s41467-024-53185-6.Peer-Reviewed Original ResearchConceptsK. oxytocaGeneral carbohydrate metabolismVirulence factor productionPLP-dependent enzymesAssociated with gutEnterobactin biosynthesisAutoinducer signalBacterial virulenceKlebsiella oxytocaSpecific carbohydratesHost immune responseCarbohydrate metabolismAutoinducerMolecular signalsVirulenceHistamine receptor H4BiosynthesisHost signalAcquisition responsesProtease inhibitorsPathwayHostLung pathologyLung isolationImmune responseMicroglial phagocytosis of single dying oligodendrocytes is mediated by CX3CR1 but not MERTK
Olveda G, Barasa M, Hill R. Microglial phagocytosis of single dying oligodendrocytes is mediated by CX3CR1 but not MERTK. Cell Reports 2024, 43: 114385. PMID: 38935500, PMCID: PMC11304498, DOI: 10.1016/j.celrep.2024.114385.Peer-Reviewed Original Research
2020
Phylogenetic and physiological signals in metazoan fossil biomolecules
Wiemann J, Crawford JM, Briggs DEG. Phylogenetic and physiological signals in metazoan fossil biomolecules. Science Advances 2020, 6: eaba6883. PMID: 32832604, PMCID: PMC7439315, DOI: 10.1126/sciadv.aba6883.Peer-Reviewed Original ResearchConceptsEvolutionary historyPhylogenetic informationMetazoan relationshipsMolecular signalsAnimal formsRelative abundanceDifferent tissue typesDeep timeLipoxidation productsTissue typesMetazoan fossilsMolecular compositionMolecular heterogeneityProteinBiological signalsFossil organic matterLipidsPowerful toolSugarsAbundanceLipoxidationGlycoxidationFossilsOrganic matterFossilization
2015
Intraciliary Calcium Oscillations Initiate Vertebrate Left-Right Asymmetry
Yuan S, Zhao L, Brueckner M, Sun Z. Intraciliary Calcium Oscillations Initiate Vertebrate Left-Right Asymmetry. Current Biology 2015, 25: 556-567. PMID: 25660539, PMCID: PMC4469357, DOI: 10.1016/j.cub.2014.12.051.Peer-Reviewed Original ResearchConceptsLeft-right organizerLR developmentCiliary motilityVertebrate left–right asymmetryLeft-right signalingLive zebrafish embryosVertebrate developmentLeft-right asymmetryZebrafish embryosSensory ciliaPolycystin-2Signaling cascadesMolecular signalsMolecular mechanismsIntraciliary calciumCation channelsMotilityBilateral symmetryCalcium sinkCiliaCalcium oscillationsPKD2SignalingEmbryosExtracellular fluid
2013
Stem cell dynamics in the hair follicle niche
Rompolas P, Greco V. Stem cell dynamics in the hair follicle niche. Seminars In Cell And Developmental Biology 2013, 25: 34-42. PMID: 24361866, PMCID: PMC3988239, DOI: 10.1016/j.semcdb.2013.12.005.Peer-Reviewed Original ResearchConceptsHair follicle nicheStem cellsStem cell behaviorMouse genetic modelsNon-cellular componentsNiche microenvironmentMolecular signalsCell behaviorNicheMammalian skinHair folliclesProcess of regenerationCell dynamicsCell populationsGenetic modelsExtracellular materialCurrent understandingCellular compositionTissue regenerationCellsRegenerationNew hairAppendagesMicroenvironmentFolliclesHemogenic Endothelial Cell Specification Requires c-Kit, Notch Signaling, and p27-Mediated Cell-Cycle Control
Marcelo KL, Sills TM, Coskun S, Vasavada H, Sanglikar S, Goldie LC, Hirschi KK. Hemogenic Endothelial Cell Specification Requires c-Kit, Notch Signaling, and p27-Mediated Cell-Cycle Control. Developmental Cell 2013, 27: 504-515. PMID: 24331925, PMCID: PMC3994666, DOI: 10.1016/j.devcel.2013.11.004.Peer-Reviewed Original ResearchMeSH KeywordsAldehyde OxidoreductasesAnimalsAntineoplastic AgentsCell Cycle CheckpointsCell DifferentiationCore Binding Factor Alpha 2 SubunitCyclin-Dependent Kinase Inhibitor p27Embryo Culture TechniquesEndothelial CellsFemaleHematopoietic Stem CellsLac OperonLentivirusMaleMiceMice, KnockoutPregnancyProto-Oncogene Proteins c-kitProto-Oncogene Proteins c-mybReceptor, Notch1Signal TransductionTretinoinConceptsCell cycle controlEndothelial cell specificationEndothelial cell developmentNotch signalingCell specificationCell developmentPrimordial endothelial cellsHemogenic endothelial cellsRetinoic acidCell cycle regulationC-kitHuman stem cellsRas regulationEndothelial cellsMolecular signalsStem cellsSignalingP27 expressionP27RegulationCellsEmbryogenesisClinical therapyMechanismExpressionParacrine exchanges of molecular signals between alginate-encapsulated pericytes and freely suspended endothelial cells within a 3D protein gel
Andrejecsk JW, Cui J, Chang WG, Devalliere J, Pober JS, Saltzman WM. Paracrine exchanges of molecular signals between alginate-encapsulated pericytes and freely suspended endothelial cells within a 3D protein gel. Biomaterials 2013, 34: 8899-8908. PMID: 23973174, PMCID: PMC3839675, DOI: 10.1016/j.biomaterials.2013.08.008.Peer-Reviewed Original ResearchConceptsHuman umbilical vein endothelial cellsParacrine signalsFunctioning of tissuesProper survivalEndothelial cellsUmbilical vein endothelial cellsMolecular signalsRegulated deliveryVein endothelial cellsVessel-like structuresLiving cellsProtein gelsHepatocyte growth factorTherapeutic proteinsParacrine exchangesGrowth factorMicrovascular pericytesProteinAngiogenic proteinsCellsVascular tissue engineeringHUVEC behaviorTissue constructsPericytesLocal environmentN-cadherin regulates spatially polarized signals through distinct p120ctn and β-catenin-dependent signalling pathways
Ouyang M, Lu S, Kim T, Chen CE, Seong J, Leckband DE, Wang F, Reynolds AB, Schwartz MA, Wang Y. N-cadherin regulates spatially polarized signals through distinct p120ctn and β-catenin-dependent signalling pathways. Nature Communications 2013, 4: 1589. PMID: 23481397, PMCID: PMC3602931, DOI: 10.1038/ncomms2560.Peer-Reviewed Original ResearchMeSH KeywordsActin CytoskeletonAnimalsbeta CateninCadherinsCateninsCell PolarityChickensCHO CellsCricetinaeDelta CateninEmbryo, MammalianFibroblastsFluorescent DyesIntegrinsIntercellular JunctionsMiceModels, BiologicalPhosphatidylinositol 3-KinasesProtein Bindingrac GTP-Binding ProteinsRatsRecombinant Fusion ProteinsRNA, Small InterferingSignal TransductionConceptsMyosin II light chainRac activityActin filamentsSmall GTPase RacΒ-catenin-dependent signaling pathwaysHigher phosphoinositidesCellular functionsGTPase RacDistinct effectorsMolecular signalsSignaling pathwaysMolecular activityLight chainNeighbouring cellsN-cadherinPhosphoinositideIntercellular junctionsIntegrin α5RacCellsComplexesFilamentsP120ctnSpatial distributionEffectors
2005
Endothelial cell activation of the smooth muscle cell phosphoinositide 3-kinase/Akt pathway promotes differentiation
Brown D, Rzucidlo E, Merenick B, Wagner R, Martin K, Powell R. Endothelial cell activation of the smooth muscle cell phosphoinositide 3-kinase/Akt pathway promotes differentiation. Journal Of Vascular Surgery 2005, 41: 509-516. PMID: 15838487, DOI: 10.1016/j.jvs.2004.12.024.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAorta, ThoracicCattleCell DifferentiationCells, CulturedCoculture TechniquesEndothelial CellsMuscle, Smooth, VascularMyocytes, Smooth MusclePhenotypePhosphatidylinositol 3-KinasesProtein Serine-Threonine KinasesProtein-Tyrosine KinasesProto-Oncogene ProteinsProto-Oncogene Proteins c-aktSignal TransductionConceptsEC/SMCDifferentiated SMC phenotypeSMC phenotypeSMC differentiationSmooth muscle cellsAkt pathwayProtein markersProtein kinase AktAdenoviral overexpressionContractile protein markersDominant-negative AktEndothelial cellsOpposite endothelial cellsBlood vessel developmentRapid Akt phosphorylationPI3K/Akt pathwayMuscle cellsWestern blottingKinase AktAbility of ECsActive AktPhosphoinositide 3Kinase activityMolecular signalsSynthetic phenotype
2003
The COOH-terminal tail of the GAT-2 GABA transporter contains a novel motif that plays a role in basolateral targeting
Brown A, Muth T, Caplan M. The COOH-terminal tail of the GAT-2 GABA transporter contains a novel motif that plays a role in basolateral targeting. American Journal Of Physiology - Cell Physiology 2003, 286: c1071-c1077. PMID: 15075206, DOI: 10.1152/ajpcell.00291.2003.Peer-Reviewed Original ResearchConceptsBasolateral targetingTerminal tailAmino acidsBasolateral distributionPlasma membrane domainsMadin-Darby canine kidney cellsCanine kidney cellsMembrane domainsTransmembrane proteinNovel motifCOOH terminusMolecular signalsAcid transportersGamma-amino butyric acid (GABA) transportersVectorial transportPolar distributionTransportersButyric acid transporterGAT-2Kidney cellsMotifGABA transporterProteinTargetingAsymmetrical distribution
2001
Tsetse immune responses and trypanosome transmission: Implications for the development of tsetse-based strategies to reduce trypanosomiasis
Hao Z, Kasumba I, Lehane M, Gibson W, Kwon J, Aksoy S. Tsetse immune responses and trypanosome transmission: Implications for the development of tsetse-based strategies to reduce trypanosomiasis. Proceedings Of The National Academy Of Sciences Of The United States Of America 2001, 98: 12648-12653. PMID: 11592981, PMCID: PMC60108, DOI: 10.1073/pnas.221363798.Peer-Reviewed Original ResearchConceptsFat bodyInsect immune systemAntimicrobial peptide genesFat body tissueImmune responsive genesDifferent life stagesTransgenic approachesResponsive genesAntimicrobial genesImmune responseSubtractive cloningPeptide genesAfrican trypanosomesMolecular signalsImmune systemDifferential regulationInfection processLife stagesTrypanosome transmissionParasite transmissionGenesImportant vectorEscherichia coliBiochemical natureDiptericinIon Pumps in Polarized Cells: Sorting and Regulation of the Na+,K+- and H+,K+-ATPases*
Dunbar L, Caplan M. Ion Pumps in Polarized Cells: Sorting and Regulation of the Na+,K+- and H+,K+-ATPases*. Journal Of Biological Chemistry 2001, 276: 29617-29620. PMID: 11404365, DOI: 10.1074/jbc.r100023200.Peer-Reviewed Original ResearchConceptsP-type familyIon transport proteinsDistinct regulatory pathwaysSubcellular localizationPolarized cellsRelated membersRegulatory pathwaysTransport proteinsMolecular signalsATPasesCellular mechanismsIon pumpsEnzymatic activityEpithelial cellsProteinComplex arrayCatalytic capacityPhysiologic functionIntramolecular interactionsCellsHomologyTraffickingATPasePathwayRegulation
2000
The C-terminal Tail of the Metabotropic Glutamate Receptor Subtype 7 Is Necessary but Not Sufficient for Cell Surface Delivery and Polarized Targeting in Neurons and Epithelia*
McCarthy J, Lim S, Elkind N, Trimmer J, Duvoisin R, Rodriguez-Boulan E, Caplan M. The C-terminal Tail of the Metabotropic Glutamate Receptor Subtype 7 Is Necessary but Not Sufficient for Cell Surface Delivery and Polarized Targeting in Neurons and Epithelia*. Journal Of Biological Chemistry 2000, 276: 9133-9140. PMID: 11106656, DOI: 10.1074/jbc.m008290200.Peer-Reviewed Original ResearchConceptsPolarized targetingCytoplasmic tailIntracellular compartmentsMadin-Darby canine kidney epithelial cellsVesicular stomatitis virus G proteinComplex neuronal functionMDCK cellsCell surface deliveryC-terminal tailCanine kidney epithelial cellsCytoplasmic tail domainVirus G proteinKidney epithelial cellsEntire cell surfaceCell surface expressionCytoplasmic domainTransmembrane portionSurface deliveryTail domainSynaptic microdomainsHuman placental alkaline phosphataseNeuronal polarizationMolecular signalsG proteinsCultured hippocampal neuronsThe cell biology of ion pumps: sorting and regulation
Dunbar L, Caplan M. The cell biology of ion pumps: sorting and regulation. European Journal Of Cell Biology 2000, 79: 557-563. PMID: 11001492, DOI: 10.1078/0171-9335-00079.Peer-Reviewed Original ResearchConceptsPolarized epithelial cellsP-type familyIon pumpsK-ATPaseDistinct regulatory pathwaysProtein traffickingSubcellular localizationCell biologyRelated membersRegulatory pathwaysMolecular signalsCellular mechanismsEnzymatic activityIntra-molecular interactionsEpithelial cellsTraffickingComplex arrayCatalytic capacityPhysiologic functionATPasesHomologyBiologyPathwayRegulationSorting
1997
Sorting and trafficking of ion transport proteins in polarized epithelial cells
Muth T, Dunbar L, Cortois-Coutry N, Roush D, Caplan M. Sorting and trafficking of ion transport proteins in polarized epithelial cells. Current Opinion In Nephrology & Hypertension 1997, 6: 455-459. PMID: 9327204, DOI: 10.1097/00041552-199709000-00008.Peer-Reviewed Original Research
1993
An ion-transporting ATPase encodes multiple apical localization signals.
Gottardi CJ, Caplan MJ. An ion-transporting ATPase encodes multiple apical localization signals. Journal Of Cell Biology 1993, 121: 283-293. PMID: 8385670, PMCID: PMC2200096, DOI: 10.1083/jcb.121.2.283.Peer-Reviewed Original ResearchConceptsK-ATPaseIon-transporting ATPaseDifferential subcellular distributionEpithelial cell typesEpithelial sortingEpithelial cellsEndocytosis signalLocalization signalEndocytic pathwayMembrane proteinsPlasmalemmal domainsApical localizationMolecular signalsSubcellular distributionBeta subunitRenal proximal tubular epithelial cellsCell typesIon pumpsApical surfaceDistinct populationsFull lengthBasolateral membraneProximal tubular epithelial cellsIndependent signalsTubular epithelial cells
1992
Distinct molecular signals for nuclear import of the nucleolar snRNA, U3.
Baserga S, Gilmore-Hebert M, Yang X. Distinct molecular signals for nuclear import of the nucleolar snRNA, U3. Genes & Development 1992, 6: 1120-1130. PMID: 1592260, DOI: 10.1101/gad.6.6.1120.Peer-Reviewed Original ResearchConceptsCap trimethylationNuclear importU3 RNADistinct molecular signalsXenopus oocytesRegulation of importU3 geneCytoplasmic phaseNucleolar snRNAOptimal importU3 snRNAMolecular signalsSnRNAU3 snRNPNucleotidesTrimethylationCytoplasmAutoantigenic proteinsRNAArtificial constructsStemImportOocytesBiogenesisSnRNP
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