2024
Antagonism between neuropeptides and monoamines in a distributed circuit for pathogen avoidance
Marquina-Solis J, Feng L, Vandewyer E, Beets I, Hawk J, Colón-Ramos D, Yu J, Fox B, Schroeder F, Bargmann C. Antagonism between neuropeptides and monoamines in a distributed circuit for pathogen avoidance. Cell Reports 2024, 43: 114042. PMID: 38573858, PMCID: PMC11063628, DOI: 10.1016/j.celrep.2024.114042.Peer-Reviewed Original ResearchConceptsFLP-1 neuropeptidesBacterium Pseudomonas aeruginosa PA14Pathogen avoidanceGrowth factor BNematode Caenorhabditis elegansC. elegansCaenorhabditis elegansAvoidance signalPathogen infectionFlp-1NeuropeptidePathogensNeuronsMultiple mechanismsMultiple neuronsInfectionNeuromodulationPromote recoveryFactor BAvoidance behaviorAVKPA14Local and dynamic regulation of neuronal glycolysis in vivo
Wolfe A, Koberstein J, Smith C, Stewart M, Gonzalez I, Hammarlund M, Hyman A, Stork P, Goodman R, Colón-Ramos D. Local and dynamic regulation of neuronal glycolysis in vivo. Proceedings Of The National Academy Of Sciences Of The United States Of America 2024, 121: e2314699121. PMID: 38198527, PMCID: PMC10801914, DOI: 10.1073/pnas.2314699121.Peer-Reviewed Original ResearchConceptsGlycolytic stateEnergy stressEnergy metabolismConditions of energy stressDynamic regulationNeuronal functionIndividual cell typesMitochondrial localizationGenetic analysisSubcellular regionsRegulatory enzymeCell-autonomousNeuronal identityGlycolysisCell typesMetabolic stateImaging dynamic changesMetabolismLiving organismsIn vivoCellsEnergy landscapeIndividual neuronsEnzymeDynamic changes
2023
The active zone protein Clarinet regulates synaptic sorting of ATG-9 and presynaptic autophagy
Xuan Z, Yang S, Clark B, Hill S, Manning L, Colón-Ramos D. The active zone protein Clarinet regulates synaptic sorting of ATG-9 and presynaptic autophagy. PLOS Biology 2023, 21: e3002030. PMID: 37053235, PMCID: PMC10101500, DOI: 10.1371/journal.pbio.3002030.Peer-Reviewed Original ResearchConceptsATG-9Presynaptic autophagyAdaptor protein complexesZone proteinActive zone proteinsC. elegans neuronsSynaptic vesicle proteinsGenetic screenPeriactive zoneAutophagosome biogenesisCellular homeostasisProtein complexesVesicle proteinsGenetic analysisLong isoformNovel roleSynaptic vesiclesAutophagyDistinct mechanismsProteinVesiclesSortingCLA-1Abnormal accumulationActive zone
2015
Untwisting the Caenorhabditis elegans embryo
Christensen RP, Bokinsky A, Santella A, Wu Y, Marquina-Solis J, Guo M, Kovacevic I, Kumar A, Winter PW, Tashakkori N, McCreedy E, Liu H, McAuliffe M, Mohler W, Colón-Ramos D, Bao Z, Shroff H. Untwisting the Caenorhabditis elegans embryo. ELife 2015, 4: e10070. PMID: 26633880, PMCID: PMC4764590, DOI: 10.7554/elife.10070.Peer-Reviewed Original ResearchConceptsCaenorhabditis elegansLate embryogenesisSeam cell nucleiSingle cell developmentNematode Caenorhabditis elegansEmbryonic nervous systemSystems-level viewWorm embryoInaccessible periodDevelopmental eventsCell developmentEmbryogenesisCell nucleiPositional informationElegansEmbryosLive embryosNeurodevelopmental eventsEmbryo movementAnnotation softwareCellsNervous systemEnough neuronsDetailed positional informationNeurons
2013
Serotonergic Neurosecretory Synapse Targeting Is Controlled by Netrin-Releasing Guidepost Neurons in Caenorhabditis elegans
Nelson JC, Colón-Ramos DA. Serotonergic Neurosecretory Synapse Targeting Is Controlled by Netrin-Releasing Guidepost Neurons in Caenorhabditis elegans. Journal Of Neuroscience 2013, 33: 1366-1376. PMID: 23345213, PMCID: PMC3584569, DOI: 10.1523/jneurosci.3471-12.2012.Peer-Reviewed Original ResearchConceptsUNC-34/EnabledReceptor UNC-40/DCCUNC-6/NetrinUNC-40/DCCNetrin receptor UNC-40/DCCCaenorhabditis elegansUNC-40NSM neuronsSynapse targetingMolecular linkMolecular mechanismsNovel mechanismSpatial specificitySite targetsRelease sitesNetrinPostsynaptic partnersSite formationRing neuronsSpecific regionsTargetingCaenorhabditisElegansLamellipodinGuidepost neurons