Crosstalk between Fgf and Wnt signaling in the zebrafish tailbud
Stulberg MJ, Lin A, Zhao H, Holley SA. Crosstalk between Fgf and Wnt signaling in the zebrafish tailbud. Developmental Biology 2012, 369: 298-307. PMID: 22796649, PMCID: PMC3423502, DOI: 10.1016/j.ydbio.2012.07.003.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBase SequenceDNA PrimersFibroblast Growth FactorsGene Expression Regulation, DevelopmentalGene Regulatory NetworksGlycogen Synthase Kinase 3Glycogen Synthase Kinase 3 betaMAP Kinase Signaling SystemModels, BiologicalPhosphatidylinositol 3-KinasesPhosphorylationProto-Oncogene Proteins c-aktSignal TransductionTailWnt Signaling PathwayZebrafishZebrafish ProteinsConceptsZebrafish tailbudCell fate specificationCell fate changesCo-regulated genesWnt antagonist Dkk1Reciprocal positive regulationFate specificationFate changesNascent transcriptionAxis elongationProtein phosphorylationPhosphorylation of GSK3βPI3-kinaseFGF pathwayMesodermal developmentTail elongationPositive regulationTarget genesAntagonist DKK1TailbudFibroblast growth factorWntPhosphorylation levelsTranscriptionGSK3β phosphorylationThe Her7 node modulates the network topology of the zebrafish segmentation clock via sequestration of the Hes6 hub
Trofka A, Schwendinger-Schreck J, Brend T, Pontius W, Emonet T, Holley SA. The Her7 node modulates the network topology of the zebrafish segmentation clock via sequestration of the Hes6 hub. Development 2012, 139: 940-947. PMID: 22278920, PMCID: PMC3274355, DOI: 10.1242/dev.073544.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBasic Helix-Loop-Helix Transcription FactorsBiological ClocksBody PatterningComputer SimulationDimerizationDNAGene Expression Regulation, DevelopmentalGene Knockdown TechniquesGene Regulatory NetworksRecombinant Fusion ProteinsRepressor ProteinsTranscription FactorsZebrafishZebrafish ProteinsConceptsZebrafish segmentation clockSegmentation clockBinds DNACis-regulatory sequencesDNA-binding heterodimersTranscriptional negative feedbackGenetic experimentsHer7Regulatory sequencesDNA bindingHes6Vivo assaysDNAHomodimerHeterodimersDistinct preferenceEmergent functionsNetwork hubsNegative feedbackComputational analysisClockDimersSequestrationProteinRegulation