2022
Using NeuroPAL Multicolor Fluorescence Labeling to Identify Neurons in C. elegans
Santiago E, Shelar A, Christie N, Lewis‐Hayre M, Koelle M. Using NeuroPAL Multicolor Fluorescence Labeling to Identify Neurons in C. elegans. Current Protocols 2022, 2: e610. PMID: 36521003, PMCID: PMC10257892, DOI: 10.1002/cpz1.610.Peer-Reviewed Original Research
2020
Cellular Expression and Functional Roles of All 26 Neurotransmitter GPCRs in the C. elegans Egg-Laying Circuit
Fernandez RW, Wei K, Wang EY, Mikalauskaite D, Olson A, Pepper J, Christie N, Kim S, Weissenborn S, Sarov M, Koelle MR. Cellular Expression and Functional Roles of All 26 Neurotransmitter GPCRs in the C. elegans Egg-Laying Circuit. Journal Of Neuroscience 2020, 40: 7475-7488. PMID: 32847964, PMCID: PMC7511189, DOI: 10.1523/jneurosci.1357-20.2020.Peer-Reviewed Original ResearchConceptsEgg-laying circuitNeurotransmitter GPCREgg-laying defectsModel organismsNeural circuitsExtrasynaptic signalsStandard laboratory conditionsSuch signalingGPCR expressionCell typesFunctional roleGPCRsNeurotransmitter signalsCellular expressionActivity of neuronsModel systemEpithelial cellsReceptor functionOrganismsNeurotransmitter receptorsLaboratory conditionsDistinct receptorsReceptor knockoutParkinson's diseaseCells
2016
Neural Architecture of Hunger-Dependent Multisensory Decision Making in C. elegans
Ghosh DD, Sanders T, Hong S, McCurdy LY, Chase DL, Cohen N, Koelle MR, Nitabach MN. Neural Architecture of Hunger-Dependent Multisensory Decision Making in C. elegans. Neuron 2016, 92: 1049-1062. PMID: 27866800, PMCID: PMC5147516, DOI: 10.1016/j.neuron.2016.10.030.Peer-Reviewed Original Research
2015
RNA ligation in neurons by RtcB inhibits axon regeneration
Kosmaczewski SG, Han SM, Han B, Meyer B, Baig HS, Athar W, Lin-Moore AT, Koelle MR, Hammarlund M. RNA ligation in neurons by RtcB inhibits axon regeneration. Proceedings Of The National Academy Of Sciences Of The United States Of America 2015, 112: 8451-8456. PMID: 26100902, PMCID: PMC4500288, DOI: 10.1073/pnas.1502948112.Peer-Reviewed Original Research
2011
AGS-3 Alters Caenorhabditis elegans Behavior after Food Deprivation via RIC-8 Activation of the Neural G Protein Gαo
Hofler C, Koelle MR. AGS-3 Alters Caenorhabditis elegans Behavior after Food Deprivation via RIC-8 Activation of the Neural G Protein Gαo. Journal Of Neuroscience 2011, 31: 11553-11562. PMID: 21832186, PMCID: PMC3161416, DOI: 10.1523/jneurosci.2072-11.2011.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, Genetically ModifiedCaenorhabditis elegansCaenorhabditis elegans ProteinsCells, CulturedDrosophilaFood DeprivationGTP-Binding Protein alpha Subunits, Gi-GoGuanine Nucleotide Dissociation InhibitorsGuanine Nucleotide Exchange FactorsHumansNeuronsNuclear ProteinsProtein BindingSignal TransductionConceptsAGS-3GPR proteinsG proteinsGenetic epistasis experimentsG protein GαoRegulator domainGPR domainEpistasis experimentsBiochemical fractionationChemosensory neuronsBiological functionsBiological roleFood deprivationProteinCaenorhabditisDependent fashionFood-deprived animalsActivationVivoGαoGTPDomainAnimalsNeuronsDeprivationTwo types of chloride transporters are required for GABAA receptor‐mediated inhibition in C. elegans
Bellemer A, Hirata T, Romero MF, Koelle MR. Two types of chloride transporters are required for GABAA receptor‐mediated inhibition in C. elegans. The EMBO Journal 2011, 30: 1852-1863. PMID: 21427702, PMCID: PMC3101993, DOI: 10.1038/emboj.2011.83.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, Genetically ModifiedAnion Transport ProteinsBrainCaenorhabditis elegansCaenorhabditis elegans ProteinsChloridesElectrophysiologyGene Expression RegulationHydrogen-Ion ConcentrationMicroscopyMotor ActivityMutationNeuronsOocytesPlasmidsReceptors, GABA-ASymportersTransgenesXenopusConceptsCaenorhabditis elegans mutantC. elegansSynapse developmentInhibits cellBehavioral defectsCl- gradientGABAA receptor-mediated inhibitionMutantsReceptor-mediated inhibitionTransportersChloride transportersCl- channelsIdentified mutationsNeuronal expressionCl(-) cotransporterCl(-) extruderInhibitory neurotransmissionChloride gradientChloride influxElegansCellsSevere disruptionCL flowNeural activityPrincipal mechanism
2005
Caenorhabditus elegans Arrestin Regulates Neural G Protein Signaling and Olfactory Adaptation and Recovery*
Palmitessa A, Hess HA, Bany IA, Kim YM, Koelle MR, Benovic JL. Caenorhabditus elegans Arrestin Regulates Neural G Protein Signaling and Olfactory Adaptation and Recovery*. Journal Of Biological Chemistry 2005, 280: 24649-24662. PMID: 15878875, DOI: 10.1074/jbc.m502637200.Peer-Reviewed Original ResearchMeSH KeywordsAllelesAmino Acid SequenceAnimalsAnimals, Genetically ModifiedArrestinBenzaldehydesBlotting, NorthernCaenorhabditis elegansCell LineCells, CulturedChemotaxisClathrinCOS CellsDiacetylEndocytosisExonsGreen Fluorescent ProteinsGTP-Binding ProteinsHumansImmunohistochemistryModels, GeneticMolecular Sequence DataMutationNeuronsOdorantsOlfactory PathwaysPentanolsPhenotypePhylogenyProtein BindingProtein Structure, TertiarySequence Analysis, DNASignal TransductionTime FactorsConceptsARR-1Receptor endocytosisG protein signalingG protein-coupled receptorsOlfactory adaptationVolatile odorantsProtein-coupled receptorsPotential mechanistic basisEndocytic machineryCaenorhabditis elegansNull mutantsHSN neuronsProtein signalingReceptor kinaseAdaptation defectRecovery defectArrestin functionChemosensory neuronsEnvironmental cuesBind proteinsMechanistic basisVivo linkTransgenic expressionArrestinNormal chemotaxis
2003
Genetic and Cellular Basis for Acetylcholine Inhibition of Caenorhabditis elegans Egg-Laying Behavior
Bany IA, Dong MQ, Koelle MR. Genetic and Cellular Basis for Acetylcholine Inhibition of Caenorhabditis elegans Egg-Laying Behavior. Journal Of Neuroscience 2003, 23: 8060-8069. PMID: 12954868, PMCID: PMC6740490, DOI: 10.1523/jneurosci.23-22-08060.2003.Peer-Reviewed Original ResearchMeSH KeywordsAcetylcholineAcetylcholinesteraseAnimalsAnimals, Genetically ModifiedBehavior, AnimalCaenorhabditis elegansCaenorhabditis elegans ProteinsCholinesterase InhibitorsDNA, ComplementaryGTP-Binding ProteinsHomeodomain ProteinsInhibition, PsychologicalMutationNeuronsNuclear ProteinsOvipositionPhenotypeReceptors, CholinergicSignal TransductionSynapsesConceptsHermaphrodite-specific neuronsEgg-laying behaviorG proteinsG-protein signaling genesEgg-laying defectsEgg-laying musclesEgg-laying systemAnalysis of mutantsInhibition of eggSerotonergic Hermaphrodite Specific NeuronsUnc-4Caenorhabditis elegansUnc-17Signaling GenesThird cell typeActivation of eggsMorphological defectsCha-1MutantsCell typesCellular basisNeurotransmitter releaseGenesEggsPartial defect
2001
Two RGS proteins that inhibit Gαo and Gαq signaling in C. elegans neurons require a Gβ5-like subunit for function
Chase D, Patikoglou G, Koelle M. Two RGS proteins that inhibit Gαo and Gαq signaling in C. elegans neurons require a Gβ5-like subunit for function. Current Biology 2001, 11: 222-231. PMID: 11250150, DOI: 10.1016/s0960-9822(01)00071-9.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, Genetically ModifiedBehavior, AnimalCaenorhabditis elegansCaenorhabditis elegans ProteinsGene ExpressionGTP-Binding Protein alpha Subunits, Gi-GoGTP-Binding Protein alpha Subunits, Gq-G11GTP-Binding Protein beta SubunitsGTP-Binding Protein RegulatorsGTP-Binding ProteinsHelminth ProteinsHeterotrimeric GTP-Binding ProteinsMiceNeuronsOvipositionRGS ProteinsSignal TransductionTransgenesConceptsRGS proteinsEGL-10EAT-16C. elegansG protein signaling (RGS) proteinsG protein heterotrimersC. elegans neuronsG protein signalingGPB-2Gbeta proteinsGTPase activatorNull mutantsRGS activityDouble mutantSignaling proteinsProtein signalingG proteinsPhysiological roleMutantsProteinKnockout animalsElegansObvious defectsRGSSubunits