2024
Sugar detection in 3D: Structure of an insect gustatory receptor
Talross G, Carlson J. Sugar detection in 3D: Structure of an insect gustatory receptor. Cell Reports 2024, 43: 114166. PMID: 38691457, DOI: 10.1016/j.celrep.2024.114166.Peer-Reviewed Original ResearchExitron 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
The rich non-coding RNA landscape of the Drosophila antenna
Talross G, Carlson J. The rich non-coding RNA landscape of the Drosophila antenna. Cell Reports 2023, 42: 112482. PMID: 37167060, PMCID: PMC10431215, DOI: 10.1016/j.celrep.2023.112482.Peer-Reviewed Original ResearchConceptsDrosophila antennaPheromone-sensing neuronsLong non-coding RNAsNon-coding RNAsDrosophila olfactory systemRole of lncRNAsMultiple complex behaviorsRNA landscapeOlfactory receptor neuronsNeuronal lncRNAsNeural developmentLncRNAsReceptor neuronsModel systemPheromonal responsesOlfactory systemCritical roleNeuron mapNervous systemRNACombination of lncRNAsSpeciationNeuronsRole
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 changesIr56b 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