2024
Function and evolution of Ir52 receptors in mate detection in Drosophila
Luo Y, Talross G, Carlson J. Function and evolution of Ir52 receptors in mate detection in Drosophila. Current Biology 2024 PMID: 39471807, DOI: 10.1016/j.cub.2024.10.001.Peer-Reviewed Original ResearchMating partnersCluster of genesPotential mating partnersSexually dimorphic neuronsCourtship behaviorEvolutionary timeMate detectionExpression systemFly legFruit flyFly speciesSpeciesBiological problemsTaste neuronsMatingPheromone extractsFliesReceptorsDrosophilaCourtshipGenesNeuronsPheromoneCircuit mappingExpression
2022
Sugar sensation and mechanosensation in the egg-laying preference shift of Drosophila suzukii
Wang W, Dweck H, Talross G, Zaidi A, Gendron J, Carlson J. Sugar sensation and mechanosensation in the egg-laying preference shift of Drosophila suzukii. ELife 2022, 11: e81703. PMID: 36398882, PMCID: PMC9674340, DOI: 10.7554/elife.81703.Peer-Reviewed Original ResearchConceptsEgg-laying preferenceTaste organsAgricultural pestsDrosophila suzukiiChannel genesStiff substratesDrosophilaTaste sensillaReceptor geneMechanosensory cuesFruit sugarsGenesMechanosensationTaste sensationBitter taste sensationSpeciesEggsSweet taste sensationMajor subsetSuzukiiPestsSugarsElectrophysiological responsesWeak preferenceVariety of changes
2021
Sight of parasitoid wasps accelerates sexual behavior and upregulates a micropeptide gene in Drosophila
Ebrahim SAM, Talross GJS, Carlson JR. Sight of parasitoid wasps accelerates sexual behavior and upregulates a micropeptide gene in Drosophila. Nature Communications 2021, 12: 2453. PMID: 33907186, PMCID: PMC8079388, DOI: 10.1038/s41467-021-22712-0.Peer-Reviewed Original ResearchMeSH KeywordsAdaptation, PhysiologicalAnimalsAnimals, Genetically ModifiedBeta-Carotene 15,15'-MonooxygenaseCarnivoryDrosophilaDrosophila melanogasterDrosophila ProteinsDrosophila simulansFemaleFertilityGene Expression RegulationMaleNeuronsPattern Recognition, VisualReceptors, Ionotropic GlutamateReceptors, OdorantSexual Behavior, AnimalWaspsConceptsWasp speciesParasitoid waspsParasitoid wasp speciesInsect speciesAdult DrosophilaInsect worldMating behaviorMutational analysisGene expressionFemale fliesWaspsGenesDrosophilaSpeciesFliesDramatic upregulationDefensive responsesWidespread deathVisual circuitsInsectsMicropeptidesBehavioral responsesNervous systemHundreds of thousandsUnexpected responses
2019
Robust olfactory responses in the absence of odorant binding proteins
Xiao S, Sun JS, Carlson JR. Robust olfactory responses in the absence of odorant binding proteins. ELife 2019, 8: e51040. PMID: 31651397, PMCID: PMC6814364, DOI: 10.7554/elife.51040.Peer-Reviewed Original ResearchConceptsOdorant binding proteinsOlfactory responsesBinding proteinAntennae of insectsHydrophobic odorantsSensilla typesOlfactory physiologyOlfactory sensillaFunctional typesBasiconic sensillaOBPsAntennal basiconic sensillaOdor receptorsSensillaProteinDiverse chemicalsInsectsOdorantsMutantsBehavioral responsesGenesOvipositionPhysiologyHigh levelsResponseChemosensory sensilla of the Drosophila wing express a candidate ionotropic pheromone receptor
He Z, Luo Y, Shang X, Sun JS, Carlson JR. Chemosensory sensilla of the Drosophila wing express a candidate ionotropic pheromone receptor. PLOS Biology 2019, 17: e2006619. PMID: 31112532, PMCID: PMC6528970, DOI: 10.1371/journal.pbio.2006619.Peer-Reviewed Original ResearchConceptsMale-female interactionsDrosophila wingSubesophageal zoneWing marginChemosensory sensillaRNA-seq analysisDifferential RNA-seq analysisAnterior wing marginMale-male interactionsPheromone receptorsTaste organsOptogenetic activationMolecular descriptionGenesIonotropic receptorsChemical perceptionSensillaSecond-order projectionsSexual behaviorFliesPheromoneMale sexual behaviorPheromonal inputHydrophobic moleculesActivation
2014
The Drosophila IR20a Clade of Ionotropic Receptors Are Candidate Taste and Pheromone Receptors
Koh TW, He Z, Gorur-Shandilya S, Menuz K, Larter NK, Stewart S, Carlson JR. The Drosophila IR20a Clade of Ionotropic Receptors Are Candidate Taste and Pheromone Receptors. Neuron 2014, 83: 850-865. PMID: 25123314, PMCID: PMC4141888, DOI: 10.1016/j.neuron.2014.07.012.Peer-Reviewed Original ResearchConceptsPheromone receptorsIonotropic receptorsGustatory receptor genesMale mating behaviorAdaptive evolutionTaste neuronsMale forelegsDimorphic expressionConspecific femalesCladeMating behaviorReceptor geneGenesTaste organsFliesNeural circuitsTaste receptorsNeuronsReceptorsSexual behaviorExpressionDrosophilaInsectsComprehensive analysisCourtship
2008
A New Drosophila POU Gene, pdm3, Acts in Odor Receptor Expression and Axon Targeting of Olfactory Neurons
Tichy AL, Ray A, Carlson JR. A New Drosophila POU Gene, pdm3, Acts in Odor Receptor Expression and Axon Targeting of Olfactory Neurons. Journal Of Neuroscience 2008, 28: 7121-7129. PMID: 18614681, PMCID: PMC2572001, DOI: 10.1523/jneurosci.2063-08.2008.Peer-Reviewed Original ResearchConceptsPOU genesOlfactory receptor neuronsAxon targetingReceptor gene choiceClasses of ORNsReceptor expressionGenetic interactionsGene choiceGene codesORN classesPdm3Genetic analysisMutational analysisOdor responsesMolecular mechanismsGenesOlfactory neuronsReceptor neuronsIndividual receptorsDifferential activationOlfactory systemProper transmissionExpressionFunctional organizationTargetingA Regulatory Code for Neuron-Specific Odor Receptor Expression
Ray A, van Naters W, Carlson JR. A Regulatory Code for Neuron-Specific Odor Receptor Expression. PLOS Biology 2008, 6: e125. PMID: 18846726, PMCID: PMC2430909, DOI: 10.1371/journal.pbio.0060125.Peer-Reviewed Original ResearchConceptsOlfactory receptor neuronsORN classesAxon guidance genesOdor receptorsAmino acid sequenceMost olfactory receptor neuronsReceptor gene regulationDrosophila speciesPhylogenetic approachGene regulationGenome sequenceTranscription factorsIndividual olfactory receptor neuronsRegulatory elementsAcid sequenceChemosensory organsRegulatory codeGenetic analysisMaxillary palpsGenesLarge repertoireReceptor neuronsReceptor geneExpressionNeuron map
2007
Two Gr Genes Underlie Sugar Reception in Drosophila
Dahanukar A, Lei YT, Kwon JY, Carlson JR. Two Gr Genes Underlie Sugar Reception in Drosophila. Neuron 2007, 56: 503-516. PMID: 17988633, PMCID: PMC2096712, DOI: 10.1016/j.neuron.2007.10.024.Peer-Reviewed Original ResearchConceptsSubset of sugarsReporter gene expressionSugar-sensing neuronsDouble mutantSugar receptionMolecular basisGenetic analysisGene expressionGr5aDrosophilaReceptor geneSitu hybridizationGenesNeuronsGr64aPrimary receptorTaste receptorsDistinct projectionsReceptorsTemporal dynamicsSugarsMutantsBehavioral responsesLabellumReporterThe molecular basis of CO2 reception in Drosophila
Kwon JY, Dahanukar A, Weiss LA, Carlson JR. The molecular basis of CO2 reception in Drosophila. Proceedings Of The National Academy Of Sciences Of The United States Of America 2007, 104: 3574-3578. PMID: 17360684, PMCID: PMC1805529, DOI: 10.1073/pnas.0700079104.Peer-Reviewed Original ResearchConceptsMolecular basisVivo expression systemChemoreceptor genesHigher eukaryotesChemosensory receptorsInsect pestsChemosensory neuronsGene confersExpression systemLarge familyGr63aDrosophilaCO2 receptionGr21aInsectsMosquito vectorsIdentification of agentsEukaryotesPestsReceptorsGenesLarvaeIdentificationYellow feverConfersMechanisms of Odor Receptor Gene Choice in Drosophila
Ray A, van Naters Wv, Shiraiwa T, Carlson JR. Mechanisms of Odor Receptor Gene Choice in Drosophila. Neuron 2007, 53: 353-369. PMID: 17270733, PMCID: PMC1986798, DOI: 10.1016/j.neuron.2006.12.010.Peer-Reviewed Original ResearchConceptsReceptor gene choiceOlfactory receptor neuronsGene choiceNegative regulatory elementAsymmetric segregationAlternative splicingNegative feedback regulationSingle geneTranscription factorsORN classesRegulatory elementsCombinatorial codeDicistronic mRNACommon progenitorMutational analysisDrosophilaRegulatory factorsOlfactory organFeedback regulationOdor receptorsReceptor neuronsReceptor geneGenesNeuron mapReceptor repertoire
2005
The Molecular Basis of Odor Coding in the Drosophila Larva
Kreher SA, Kwon JY, Carlson JR. The Molecular Basis of Odor Coding in the Drosophila Larva. Neuron 2005, 46: 445-456. PMID: 15882644, DOI: 10.1016/j.neuron.2005.04.007.Peer-Reviewed Original ResearchConceptsOlfactory receptor neuronsDrosophila larvaeMolecular basisVivo expression systemDifferent olfactory systemsFamily of receptorsSingle olfactory receptor neuronsLarval brainSpecificity mapsLarval antennal lobeExpression systemMolecular mechanismsOdor codingOdor receptorsReceptor neuronsIndividual receptorsAntennal lobeLongstanding observationGenesOlfactory systemLarvaeBreadth of tuningSingle glomerulusReceptorsOdor information
2003
Drosophila Gr5a encodes a taste receptor tuned to trehalose
Chyb S, Dahanukar A, Wickens A, Carlson JR. Drosophila Gr5a encodes a taste receptor tuned to trehalose. Proceedings Of The National Academy Of Sciences Of The United States Of America 2003, 100: 14526-14530. PMID: 14523229, PMCID: PMC304113, DOI: 10.1073/pnas.2135339100.Peer-Reviewed Original ResearchConceptsG protein-coupled receptor genesDrosophila S2 cell lineS2 cell lineFirst functional expressionTaste receptorsHeterologous expressionGenetic analysisFunctional expressionGr5aTaste sensillaReceptor geneCell linesGenesLabellar sensillaExpressionSensillaTaste neuronsReceptorsRecent studiesLabellumSensory responsesFliesNeuronsTrehaloseFamilyIntegrating the Molecular and Cellular Basis of Odor Coding in the Drosophila Antenna
Dobritsa AA, van Naters W, Warr CG, Steinbrecht RA, Carlson JR. Integrating the Molecular and Cellular Basis of Odor Coding in the Drosophila Antenna. Neuron 2003, 37: 827-841. PMID: 12628173, DOI: 10.1016/s0896-6273(03)00094-1.Peer-Reviewed Original ResearchConceptsAb3A neuronsEctopic expressionTransgenic rescue experimentsWild-type cellsDrosophila olfactory systemOdor ligandsDeletion mutantsDrosophila antennaCells identifiesGene expressionRescue experimentsCellular mapsSexual dimorphismReceptor gene expressionCellular basisOr22aOdor receptorsReceptor geneSingle cellsGenesOlfactory systemExpressionOdor codingDendritic membraneCells
2001
A Gr receptor is required for response to the sugar trehalose in taste neurons of Drosophila
Dahanukar A, Foster K, van der Goes van Naters W, Carlson J. A Gr receptor is required for response to the sugar trehalose in taste neurons of Drosophila. Nature Neuroscience 2001, 4: 1182-1186. PMID: 11704765, DOI: 10.1038/nn765.Peer-Reviewed Original ResearchMeSH KeywordsAction PotentialsAnimalsAnimals, Genetically ModifiedBase SequenceBehavior, AnimalCodonDose-Response Relationship, DrugDrosophilaFood, FormulatedGene DeletionGene Expression RegulationGenetic LinkageGTP-Binding ProteinsMaleMutationNeurons, AfferentPhenotypeProtein BiosynthesisReceptors, Cell SurfaceSucroseTasteTrehaloseX ChromosomeConceptsGR geneG protein-coupled receptor genesSugar trehaloseG protein-mediated signalingDrosophila genome databaseTransgenic rescue experimentsProtein-mediated signalingSpecificity of expressionGenome databaseTaste receptorsDifferent mutantsRescue experimentsGenesLarge familyGr5aDrosophilaFunctional evidenceReceptor geneGR receptorsTaste ligandsGustatory neuronsTaste neuronsTrehaloseReceptorsFamily members
2000
Candidate Taste Receptors in Drosophila
Clyne P, Warr C, Carlson J. Candidate Taste Receptors in Drosophila. Science 2000, 287: 1830-1834. PMID: 10710312, DOI: 10.1126/science.287.5459.1830.Peer-Reviewed Original ResearchMeSH KeywordsAlgorithmsAlternative SplicingAmino Acid SequenceAnimalsChemoreceptor CellsDrosophila melanogasterDrosophila ProteinsExonsGene ExpressionGenes, InsectIn Situ HybridizationInsect ProteinsMembrane ProteinsMolecular Sequence DataMultigene FamilyNeurons, AfferentOrgan SpecificityProtein Structure, TertiaryReceptors, Cell SurfaceReverse Transcriptase Polymerase Chain ReactionSense OrgansSequence AlignmentTasteConceptsDrosophila genome databaseTransmembrane domain proteinCandidate taste receptorsDomain proteinsDrosophila mutantsDivergent familiesGenome databaseTaste receptorsTissue specificityMolecular mechanismsDiverse familyGustatory organsGenesStructural similarityLabellumBasis of structureTaste signalingProteinTaste neuronsInitial eventFamilyExpressionDrosophilaMutantsReceptors
1999
The Odor Specificities of a Subset of Olfactory Receptor Neurons Are Governed by Acj6, a POU-Domain Transcription Factor
Clyne P, Certel S, de Bruyne M, Zaslavsky L, Johnson W, Carlson J. The Odor Specificities of a Subset of Olfactory Receptor Neurons Are Governed by Acj6, a POU-Domain Transcription Factor. Neuron 1999, 22: 339-347. PMID: 10069339, DOI: 10.1016/s0896-6273(00)81094-6.Peer-Reviewed Original ResearchConceptsPOU domain transcription factorOlfactory neuronsTranscription factorsIndividual olfactory neuronsOdorant response profilesSubset of neuronsOlfactory receptor neuronsOdor specificityPhysiological analysisAcj6Neuronal identityOlfactory behaviorMolecular analysisReceptor neuronsNeuronsReceptor geneOlfactory codingGenesResponse profilesMutantsSpecificitySubsetA Novel Family of Divergent Seven-Transmembrane Proteins Candidate Odorant Receptors in Drosophila
Clyne P, Warr C, Freeman M, Lessing D, Kim J, Carlson J. A Novel Family of Divergent Seven-Transmembrane Proteins Candidate Odorant Receptors in Drosophila. Neuron 1999, 22: 327-338. PMID: 10069338, DOI: 10.1016/s0896-6273(00)81093-4.Peer-Reviewed Original ResearchConceptsOlfactory receptor neuronsPOU domain transcription factorLarge multigene familyCandidate odorant receptorsTransmembrane domain proteinGenomic sequence databasesSubset of ORNsDomain proteinsMultigene familyAntennal developmentOdorant receptorsTranscription factorsSequence databasesInitiate expressionOlfactory organOdorant specificityNovel familyDifferent membersReceptor neuronsReceptor moleculesInsectsMutantsValuable modelGenesOlfactory system