2023
Diverse mechanisms of taste coding in Drosophila
Dweck H, Carlson J. Diverse mechanisms of taste coding in Drosophila. Science Advances 2023, 9: eadj7032. PMID: 37976361, PMCID: PMC10656072, DOI: 10.1126/sciadv.adj7032.Peer-Reviewed Original Research
2022
Meeting a threat of the Anthropocene: Taste avoidance of metal ions by Drosophila
Xiao S, Baik LS, Shang X, Carlson JR. Meeting a threat of the Anthropocene: Taste avoidance of metal ions by Drosophila. Proceedings Of The National Academy Of Sciences Of The United States Of America 2022, 119: e2204238119. PMID: 35700364, PMCID: PMC9231609, DOI: 10.1073/pnas.2204238119.Peer-Reviewed Original ResearchConceptsGenerations of exposureDipteran speciesAnthropogenic stressorsGR familyEnvironmental changesToxic chemical compoundsBitter-sensing neuronsTaste organsTaste receptorsAvoidance of feedingSugar-sensing neuronsElevated concentrationsZinc ionsDrosophilaChemical compoundsInsectsHuman activitiesBehavioral responsesReceptorsOrganismsFliesSpeciesNeuronsRapid rateDifferent subsetsIr56b is an atypical ionotropic receptor that underlies appetitive salt response in Drosophila
Dweck HKM, Talross GJS, Luo Y, Ebrahim SAM, Carlson JR. Ir56b is an atypical ionotropic receptor that underlies appetitive salt response in Drosophila. Current Biology 2022, 32: 1776-1787.e4. PMID: 35294865, PMCID: PMC9050924, DOI: 10.1016/j.cub.2022.02.063.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsDrosophilaDrosophila melanogasterDrosophila ProteinsSodium ChlorideTasteTaste PerceptionConceptsSalt tasteBitter-sensing neuronsStop codonLoss of functionNumber of speciesIonotropic receptorsIonotropic receptor familyN-terminal regionReceptor familyNeuronsDrosophila speciesPremature stop codonTaste modalitiesAncient functionGR familySalt responseSense codonsMolecular basisAtypical memberSalt detectionModalitiesCodonSensory modalitiesDrosophilaBehavioral responses
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
Chemosensory 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
2017
A receptor and neuron that activate a circuit limiting sucrose consumption
Joseph RM, Sun JS, Tam E, Carlson JR. A receptor and neuron that activate a circuit limiting sucrose consumption. ELife 2017, 6: e24992. PMID: 28332980, PMCID: PMC5388533, DOI: 10.7554/elife.24992.Peer-Reviewed Original Research
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
2011
The Molecular and Cellular Basis of Bitter Taste in Drosophila
Weiss LA, Dahanukar A, Kwon JY, Banerjee D, Carlson JR. The Molecular and Cellular Basis of Bitter Taste in Drosophila. Neuron 2011, 69: 258-272. PMID: 21262465, PMCID: PMC3033050, DOI: 10.1016/j.neuron.2011.01.001.Peer-Reviewed Original Research
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 organizationTargetingTranslation of Sensory Input into Behavioral Output via an Olfactory System
Kreher SA, Mathew D, Kim J, Carlson JR. Translation of Sensory Input into Behavioral Output via an Olfactory System. Neuron 2008, 59: 110-124. PMID: 18614033, PMCID: PMC2496968, DOI: 10.1016/j.neuron.2008.06.010.Peer-Reviewed Original ResearchA 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 responsesLabellumReporterReceptors and Neurons for Fly Odors in Drosophila
van Naters W, Carlson JR. Receptors and Neurons for Fly Odors in Drosophila. Current Biology 2007, 17: 606-612. PMID: 17363256, PMCID: PMC1876700, DOI: 10.1016/j.cub.2007.02.043.Peer-Reviewed Original ResearchConceptsCis-vaccenyl acetateOlfactory receptor neuronsTrichoid sensillaAnti-aphrodisiac pheromoneReceptor gene familyVirgin femalesVivo expression systemGene familyMate recognitionMating partnersDrosophila antennaExpression systemORN populationCellular basisReceptor neuronsYield responseSensillaMale extractsElectrophysiological analysisFood odorsReceptorsDrosophilaMajor typesPheromoneFemalesThe 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 ResearchMeSH KeywordsAnimalsCarbon DioxideChemoreceptor CellsDrosophilaDrosophila ProteinsElectrophysiologyImmunohistochemistryLarvaConceptsMolecular basisVivo expression systemChemoreceptor genesHigher eukaryotesChemosensory receptorsInsect pestsChemosensory neuronsGene confersExpression systemLarge familyGr63aDrosophilaCO2 receptionGr21aInsectsMosquito vectorsIdentification of agentsEukaryotesPestsReceptorsGenesLarvaeIdentificationYellow feverConfers
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
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
Olfactory Adaptation Depends on the Trp Ca2+Channel in Drosophila
Störtkuhl K, Hovemann B, Carlson J. Olfactory Adaptation Depends on the Trp Ca2+Channel in Drosophila. Journal Of Neuroscience 1999, 19: 4839-4846. PMID: 10366618, PMCID: PMC6782652, DOI: 10.1523/jneurosci.19-12-04839.1999.Peer-Reviewed Original ResearchThe 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