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 responsesLabellumReporter
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 responsesFliesNeuronsTrehaloseFamily