2021
Analysis of lamprey meis genes reveals that conserved inputs from Hox, Meis and Pbx proteins control their expression in the hindbrain and neural tube
Parker H, De Kumar B, Pushel I, Bronner M, Krumlauf R. Analysis of lamprey meis genes reveals that conserved inputs from Hox, Meis and Pbx proteins control their expression in the hindbrain and neural tube. Developmental Biology 2021, 479: 61-76. PMID: 34310923, DOI: 10.1016/j.ydbio.2021.07.014.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBinding SitesBody PatterningConserved SequenceEnhancer Elements, GeneticGene ExpressionGene Expression Regulation, DevelopmentalGenes, HomeoboxHomeodomain ProteinsLampreysMyeloid Ecotropic Viral Integration Site 1 ProteinNeural CrestNeural TubePre-B-Cell Leukemia Transcription Factor 1RhombencephalonTranscription FactorsConceptsMeis genesTALE proteinsDivergence of jawedSea lamprey genomeEvolution of vertebratesNeural crest cellsLamprey genomeTALE factorsPattern of expressionPbx proteinsJawed vertebratesVertebrate evolutionDeep ancestryJawless vertebratesLamprey embryosRhombomeric domainsTransgenic reporterNeural enhancerSimilar relative positionsRegulatory interactionsPharyngeal archesReporter expressionHead developmentCrest cellsSequence alignment
2019
A Hox-TALE regulatory circuit for neural crest patterning is conserved across vertebrates
Parker H, De Kumar B, Green S, Prummel K, Hess C, Kaufman C, Mosimann C, Wiedemann L, Bronner M, Krumlauf R. A Hox-TALE regulatory circuit for neural crest patterning is conserved across vertebrates. Nature Communications 2019, 10: 1189. PMID: 30867425, PMCID: PMC6416258, DOI: 10.1038/s41467-019-09197-8.Peer-Reviewed Original ResearchConceptsNeural crestHox genesAncestral mechanismRegulatory circuitsUpstream regulatory componentsNeural crest patterningAncient paraloguesPbx proteinsJawed vertebratesAncient conservationExtant vertebratesAncestral activityRegulatory interactionsHOX2 genesRegulatory componentsVertebratesJaw formationGenesGnathostomesEnhancerHoxLampreyParaloguesImportant roleHoxa2
2017
Hoxa1 targets signaling pathways during neural differentiation of ES cells and mouse embryogenesis
De Kumar B, Parker H, Paulson A, Parrish M, Zeitlinger J, Krumlauf R. Hoxa1 targets signaling pathways during neural differentiation of ES cells and mouse embryogenesis. Developmental Biology 2017, 432: 151-164. PMID: 28982536, DOI: 10.1016/j.ydbio.2017.09.033.Peer-Reviewed Original ResearchConceptsTarget genesEar developmentES cellsDifferential gene expression analysisGenome-wide analysisNeural crest specificationFunctional rolePutative target genesTransgenic mouse embryosMajor signaling pathwaysNeural crest migrationRelevant target genesDown-stream componentsMouse ES cellsGene expression analysisImportant functional roleRetinoic acidEvolutionary conservationEpigenetic marksHox cofactorsMutant phenotypeMouse embryogenesisNearby genesNeural fateMouse development