2024
Exitron splicing of odor receptor genes in Drosophila
Shang X, Talross G, Carlson J. Exitron splicing of odor receptor genes in Drosophila. Proceedings Of The National Academy Of Sciences Of The United States Of America 2024, 121: e2320277121. PMID: 38507450, PMCID: PMC10990081, DOI: 10.1073/pnas.2320277121.Peer-Reviewed Original ResearchConceptsExitron splicingOdorant receptor genesCases of alternative splicingCanonical open reading framesExpression of odorant receptor genesFunction of olfactory systemReceptor geneProtein-coding exonsOpen reading frameAlternative splicing eventsOlfactory receptor neuronsAlternative polyadenylationReading frameExon-intronEncode proteinsSplicing eventsAlternative splicingNon-coding RNAsStable proteinsPheromone receptorsReceptor neuronsOptogenetic activationPheromone stimulationSplicingNeuronal activity
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 ResearchA volatile sex attractant of tsetse flies
Ebrahim S, Dweck H, Weiss B, Carlson J. A volatile sex attractant of tsetse flies. Science 2023, 379: eade1877. PMID: 36795837, PMCID: PMC10204727, DOI: 10.1126/science.ade1877.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 ResearchConceptsSalt 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 responsesEvolutionary shifts in taste coding in the fruit pest Drosophila suzukii
Dweck HK, Talross GJ, Wang W, Carlson JR. Evolutionary shifts in taste coding in the fruit pest Drosophila suzukii. ELife 2021, 10: e64317. PMID: 33616529, PMCID: PMC7899650, DOI: 10.7554/elife.64317.Peer-Reviewed Original ResearchConceptsFruit pest Drosophila suzukiiRipe fruitPest Drosophila suzukiiEvolutionary shiftsBitter compoundsLays eggsAgricultural pestsDrosophila suzukiiBitter taste perceptionDrosophilaTaste sensillaSpeciesPhysiological responsesReduced expressionEggsTaste organsSensillaOverripe fruitsFruitTranscriptomeTaste codingSuzukiiMutantsLabellumPests
2020
The mosquito taste system and disease control
Baik LS, Carlson JR. The mosquito taste system and disease control. Proceedings Of The National Academy Of Sciences Of The United States Of America 2020, 117: 32848-32856. PMID: 33372129, PMCID: PMC7776869, DOI: 10.1073/pnas.2013076117.Peer-Reviewed Original ResearchConceptsVectors of diseaseNew mechanistic insightsMosquito olfactionGeographical rangeVector speciesMechanistic insightsSpeciesMosquito controlAfflict hundredsDiverse groupCurrent knowledgeWealth of opportunitiesMosquitoesClimate changeTaste systemInsectsEnormous rangeHabitatsUnderstanding of tasteOrganismsEggsNew strategyOlfactionTechnological advancesUnderstanding
2019
Molecular Logic and Evolution of Bitter Taste in Drosophila
Dweck HKM, Carlson JR. Molecular Logic and Evolution of Bitter Taste in Drosophila. Current Biology 2019, 30: 17-30.e3. PMID: 31839451, PMCID: PMC6946858, DOI: 10.1016/j.cub.2019.11.005.Peer-Reviewed Original ResearchOdor coding in the antenna of the tsetse fly Glossina morsitans
Soni N, Chahda JS, Carlson JR. Odor coding in the antenna of the tsetse fly Glossina morsitans. Proceedings Of The National Academy Of Sciences Of The United States Of America 2019, 116: 14300-14308. PMID: 31221757, PMCID: PMC6628836, DOI: 10.1073/pnas.1907075116.Peer-Reviewed Original ResearchConceptsTsetse fly Glossina morsitansClasses of sensillaFruit flyPhysiological analysisAlarm pheromoneDifferent response dynamicsOlfactory sensillaFly antennaOlfactory cuesCellular basisWide diversityTsetse fliesSensillaFliesDifferent functionsDifferent odor stimuliGlossina morsitansPheromoneTsetseFunctional organizationHostDrosophilaMorphological typesOdorantsStriking differenceChemosensory 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 moleculesActivationThe molecular and cellular basis of olfactory response to tsetse fly attractants
Chahda JS, Soni N, Sun JS, Ebrahim SAM, Weiss BL, Carlson JR. The molecular and cellular basis of olfactory response to tsetse fly attractants. PLOS Genetics 2019, 15: e1008005. PMID: 30875383, PMCID: PMC6420007, DOI: 10.1371/journal.pgen.1008005.Peer-Reviewed Original ResearchConceptsOlfactory receptor neuronsSensory pitsCellular basisHeterologous expression systemTsetse fly Glossina morsitansTerrestrial habitatsExpression systemGene expressionEmpty neuronAnimal matterOlfactory responsesSpecialized subtypesMajor vectorStrong attractantReceptor gene expressionG. fuscipesDrosophilaMalarial parasitesReceptor neuronsFliesAttractantsDevastating diseaseOlfactory systemBlood of humansGlossina morsitans
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
2016
Bitter taste receptors confer diverse functions to neurons
Delventhal R, Carlson JR. Bitter taste receptors confer diverse functions to neurons. ELife 2016, 5: e11181. PMID: 26880560, PMCID: PMC4764594, DOI: 10.7554/elife.11181.Peer-Reviewed Original Research
2015
Malaria Parasites Produce Volatile Mosquito Attractants
Kelly M, Su CY, Schaber C, Crowley JR, Hsu FF, Carlson JR, Odom AR. Malaria Parasites Produce Volatile Mosquito Attractants. MBio 2015, 6: 10.1128/mbio.00235-15. PMID: 25805727, PMCID: PMC4453533, DOI: 10.1128/mbio.00235-15.Peer-Reviewed Original ResearchConceptsMalaria parasitesMalaria mosquito vector Anopheles gambiaeNonphotosynthetic plastid organelleMosquito vector Anopheles gambiaeMalaria parasite Plasmodium falciparumIsoprenoid biosynthesis pathwayParasite Plasmodium falciparumTransmission-blocking strategiesPlastid organelleBiosynthesis pathwayVolatile signalsOdorant receptorsCultured malaria parasitesVolatile chemical profilesMammalian hostsMosquito attractantsAnopheles gambiaeChemical signalsHost attractionMolecular identityMetabolic pathwaysVolatile odorantsParasitesGlobal health concernPlasmodium falciparum
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
2012
Non-synaptic inhibition between grouped neurons in an olfactory circuit
Su CY, Menuz K, Reisert J, Carlson JR. Non-synaptic inhibition between grouped neurons in an olfactory circuit. Nature 2012, 492: 66-71. PMID: 23172146, PMCID: PMC3518700, DOI: 10.1038/nature11712.Peer-Reviewed Original ResearchConceptsOlfactory receptor neuronsDrosophila olfactory receptor neuronsMalaria mosquito AnophelesMosquito AnophelesMammalian taste budsSustained responseInsect controlLateral inhibitionBroad occurrenceChemosensory sensillaOlfactory behaviorTransient activationSensory organsMarked compartmentalizationOlfactory circuitFunctional impactReceptor neuronsReceptor cellsOlfactory informationInhibitionInsectsTaste budsNeuronsCompartmentalizationBuds
2011
Scent of a Human
Carlson JR, Carey AF. Scent of a Human. Scientific American 2011, 305: 76-79. PMID: 21717963, DOI: 10.1038/scientificamerican0711-76.Peer-Reviewed Original ResearchThe 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
2010
Odorant reception in the malaria mosquito Anopheles gambiae
Carey AF, Wang G, Su CY, Zwiebel LJ, Carlson JR. Odorant reception in the malaria mosquito Anopheles gambiae. Nature 2010, 464: 66-71. PMID: 20130575, PMCID: PMC2833235, DOI: 10.1038/nature08834.Peer-Reviewed Original ResearchConceptsMosquito Anopheles gambiaeOdorant receptor repertoireAnopheles gambiaeMalaria mosquito Anopheles gambiaeOdorant receptionReceptor repertoireMolecular basisHost-seeking behaviorEcological needsMajor vectorHuman hostTransmission of malariaGambiaeUseful targetCentral roleReceptorsStrong responseRepertoireMalariaSaharan AfricaSpeciesOdorants