2020
Drosophila sperm development and intercellular cytoplasm sharing through ring canals do not require an intact fusome
Kaufman RS, Price KL, Mannix KM, Ayers KM, Hudson AM, Cooley L. Drosophila sperm development and intercellular cytoplasm sharing through ring canals do not require an intact fusome. Development 2020, 147: dev190140. PMID: 33033119, PMCID: PMC7687857, DOI: 10.1242/dev.190140.Peer-Reviewed Original ResearchConceptsRing canalsSperm developmentPost-meiotic haploid spermatidsGerm cellsGermline ring canalsAnimal germ cellsQuality control surveillanceLarge cytoplasmic structuresCytoplasmic informationDiploid spermatogoniaHaploid spermatidsSpecialized organellesIncomplete cytokinesisIntercellular movementCell divisionEndogenous proteinsFusomeCytoplasmic structuresIntercellular bridgesMale fertilityIntercellular trafficSpermatogenesisCellsCytokinesisNormal conditions
2013
Bridging the divide
McLean PF, Cooley L. Bridging the divide. Fly 2013, 8: 13-18. PMID: 24406334, PMCID: PMC3974888, DOI: 10.4161/fly.27016.Peer-Reviewed Original ResearchConceptsRing canalsMitotic clonesSomatic tissuesDrosophila somatic tissuesFollicle cellsProtein of interestNon-recombined cellsDirect cytoplasmic connectionsDrosophila oogenesisImaginal discsGenetic toolsIntercellular exchangeProtein movementCleavage furrowCytoplasmic connectionsProteinClonesCellsMosaic cellsClonal dataOogenesisGFPTissueProtein Equilibration Through Somatic Ring Canals in Drosophila
McLean PF, Cooley L. Protein Equilibration Through Somatic Ring Canals in Drosophila. Science 2013, 340: 1445-1447. PMID: 23704373, PMCID: PMC3819220, DOI: 10.1126/science.1234887.Peer-Reviewed Original ResearchConceptsRing canalsLarval imaginal discsDrosophila ovaryClone boundariesImaginal discsIncomplete cytokinesisIntercellular communicationCytoplasmic contentsFollicle cellsIntercellular bridgesTissue biologyProtein expressionConnected cellsDrosophilaCytokinesisCellsBiologyProteinTissueExpressionOvaries
2011
Intercellular protein movement in syncytial Drosophila follicle cells
Airoldi SJ, McLean PF, Shimada Y, Cooley L. Intercellular protein movement in syncytial Drosophila follicle cells. Journal Of Cell Science 2011, 124: 4077-4086. PMID: 22135360, PMCID: PMC3244987, DOI: 10.1242/jcs.090456.Peer-Reviewed Original ResearchConceptsImaginal disc cellsRing canalsFollicle cellsPavarotti kinesin-like proteinDrosophila follicle cellsIntercellular protein movementEgg chamber developmentKinesin-like proteinMitotic cleavage furrowsLive-cell confocal microscopyDisc cellsBroad functional significanceDrosophila germlineGermline cellsCytoplasmic proteinsSomatic cellsProtein movementCleavage furrowFunctional significanceChamber developmentSyncytial organizationConfocal microscopyGermlineProteinCells
2007
Jagunal is required for reorganizing the endoplasmic reticulum during Drosophila oogenesis
Lee S, Cooley L. Jagunal is required for reorganizing the endoplasmic reticulum during Drosophila oogenesis. Journal Of Cell Biology 2007, 176: 941-952. PMID: 17389229, PMCID: PMC2064080, DOI: 10.1083/jcb.200701048.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsBase SequenceCaenorhabditis elegansCell DifferentiationConserved SequenceCytoplasmic StreamingDrosophila melanogasterDrosophila ProteinsEndoplasmic ReticulumExocytosisGolgi ApparatusMembrane ProteinsMicroscopy, Electron, TransmissionMolecular Sequence DataOocytesOogenesisProtein TransportSequence Homology, Amino AcidSequence Homology, Nucleic AcidTransport VesiclesZebrafishConceptsVesicular trafficMembrane trafficEndoplasmic reticulumER reorganizationER membrane proteinsDrosophila melanogaster oocytesDrosophila oogenesisMembrane proteinsOocyte endoplasmic reticulumLateral membranesER clusteringReticulumImportant mechanismVitellogenesisOocytesOogenesisEndocytosisReorganizationProteinMembraneCellsThe Ovhts polyprotein is cleaved to produce fusome and ring canal proteins required for Drosophila oogenesis
Petrella LN, Smith-Leiker T, Cooley L. The Ovhts polyprotein is cleaved to produce fusome and ring canal proteins required for Drosophila oogenesis. Development 2007, 134: 703-712. PMID: 17215303, DOI: 10.1242/dev.02766.Peer-Reviewed Original ResearchConceptsDrosophila oogenesisRing canalsFemale sterile mutantPost-mitotic cellsDrosophila adducinSpecialized organellesEarly oogenesisLate oogenesisHT proteinsFusomeMitotic proliferationHT genesMitotic cellsOogenesisGerm cellsNormal developmentCell proliferationProteinPolyproteinCellsEssential componentProliferationMutantsAdducinOrganelles
2002
Mutations in the midway Gene Disrupt a Drosophila Acyl Coenzyme A: Diacylglycerol Acyltransferase
Buszczak M, Lu X, Segraves WA, Chang TY, Cooley L. Mutations in the midway Gene Disrupt a Drosophila Acyl Coenzyme A: Diacylglycerol Acyltransferase. Genetics 2002, 160: 1511-1518. PMID: 11973306, PMCID: PMC1462074, DOI: 10.1093/genetics/160.4.1511.Peer-Reviewed Original ResearchConceptsEgg chambersDiacylglycerol acyltransferaseNurse cellsAcyl coenzyme AMutant egg chambersNurse cell deathCell deathInsect cells resultsEgg chamber developmentCoenzyme AGermline apoptosisDrosophila oogenesisCytoplasm transportDGAT activityCells resultsChamber developmentNeutral lipidsGenesLipid metabolismDiacylglycerolApoptosisAcyltransferaseDrosophilaCellsOogenesis
2000
Eggs to die for: cell death during Drosophila oogenesis
Buszczak M, Cooley L. Eggs to die for: cell death during Drosophila oogenesis. Cell Death & Differentiation 2000, 7: 1071-1074. PMID: 11139280, DOI: 10.1038/sj.cdd.4400755.Peer-Reviewed Original ResearchConceptsGermline apoptosisCell deathDrosophila oogenesisFemale-sterile mutationsSterile mutationsFemale germlineC. elegansGermline cellsGenetic controlDefective cellsEssential nutrientsOogenesisSurviving oocytesApoptosisMorphological changesEggsDrosophilaElegansCellsLater stagesGermlineSpeciesProteinVital roleMutationsThe kelch repeat superfamily of proteins: propellers of cell function
Adams J, Kelso R, Cooley L, Adams J, Kelso R, Cooley L. The kelch repeat superfamily of proteins: propellers of cell function. Trends In Cell Biology 2000, 10: 17-24. PMID: 10603472, DOI: 10.1016/s0962-8924(99)01673-6.Peer-Reviewed Original ResearchConceptsKelch motifsKelch repeat proteinProtein-protein contact sitesRepeat proteinsTandem elementsMolecular basisORF1 proteinBiological roleContact sitesPolypeptide contextsTertiary structureStructural organizationProteinCell functionMotifDiverse activitiesKelchCurrent informationSequenceCellsMembers
1997
Formation of the Drosophila Ovarian Ring Canal Inner Rim Depends on cheerio
Robinson D, Smith-Leiker T, Sokol N, Hudson A, Cooley L. Formation of the Drosophila Ovarian Ring Canal Inner Rim Depends on cheerio. Genetics 1997, 145: 1063-1072. PMID: 9093858, PMCID: PMC1207876, DOI: 10.1093/genetics/145.4.1063.Peer-Reviewed Original ResearchMeSH KeywordsActinsAllelesAnimalsCalmodulin-Binding ProteinsCarrier ProteinsCell CommunicationCell MembraneChromosome MappingCytoskeletonDrosophila melanogasterDrosophila ProteinsFemaleGene Expression Regulation, DevelopmentalGenes, InsectInfertility, FemaleInsect ProteinsIntercellular JunctionsMicrofilament ProteinsOocytesOvaryConceptsStable intercellular bridgesExamination of mutantsDrosophila oogenesisPlasma membrane stabilizationRing canalsCytoplasm transportMutant cellsFilamentous actinCleavage furrowRIM proteinsNurse cellsActin filamentsIntercellular bridgesMutantsCritical functionsKelchCheeriosProteinStep-wise processAssemblyMembrane stabilizationCellsCytoskeletonOogenesisGenes
1996
Stable intercellular bridges in development: the cytoskeleton lining the tunnel
Robinson D, Cooley L. Stable intercellular bridges in development: the cytoskeleton lining the tunnel. Trends In Cell Biology 1996, 6: 474-479. PMID: 15157506, DOI: 10.1016/0962-8924(96)84945-2.Peer-Reviewed Original ResearchStable intercellular bridgesIntercellular bridgesIntercellular junctionsExamination of mutantsDrosophila germlineRing canalsSignal transductionIntercellular transportCytoplasmic connectionsCell adhesionAssemblyCytoskeletonMutantsOrganellesGermlineTransductionOrganismsCytoplasmWide varietyCellsRapid transferAdhesionJunction
1994
Cytoskeletal Functions During Drosophila Oogenesis
Cooley L, Theurkauf W. Cytoskeletal Functions During Drosophila Oogenesis. Science 1994, 266: 590-596. PMID: 7939713, DOI: 10.1126/science.7939713.Peer-Reviewed Original ResearchConceptsDrosophila oogenesisCytoskeletal functionMature Drosophila oocytesOrganismal morphogenesisDrosophila oocytesCytoskeletal organizationCytoskeletal transformationCell shapeCytoskeletal elementsOogenesisCytological studiesSpecific functionsCell morphologyComplex seriesMechanistic implicationsMechanisms of developmentExperimental approachBasic cytoarchitectureCytoskeletonVersatile systemMorphogenesisCytoplasmOocytesFunctionCellsThe villin-like protein encoded by the Drosophila quail gene is required for actin bundle assembly during oogenesis
Mahajan-Miklos S, Cooley L. The villin-like protein encoded by the Drosophila quail gene is required for actin bundle assembly during oogenesis. Cell 1994, 78: 291-301. PMID: 8044841, DOI: 10.1016/0092-8674(94)90298-4.Peer-Reviewed Original ResearchConceptsVillin-like proteinNurse cellsActin filament bundlesQuail geneMutant egg chambersActin bundle assemblyFilament bundlesEgg chambersFemale sterilityAdult fliesCytoplasmic transportFilamentous actinGene resultsBundle assemblyActin filamentsQuail proteinProtein villinAbsorptive epithelial cellsStriking colocalizationProteinOogenesisVillinEpithelial cellsGenesCellsChapter 28 Looking at Oogenesis
Verheyen E, Cooley L. Chapter 28 Looking at Oogenesis. Methods In Cell Biology 1994, 44: 545-561. PMID: 7707970, DOI: 10.1016/s0091-679x(08)60931-0.Peer-Reviewed Original ResearchConceptsNurse cellsDiverse cell biological processesSomatic follicle cellsPhenotypes of mutationsCell biological processesEgg chambersMutant linesCellular rearrangementsDynamic cytoskeletonAdult fliesSecretory epithelial cellsCell biologyBiological processesOogenesisFollicle cellsYeast feedingCell typesYeast pastePhenotype descriptionsCell populationsEpithelial cellsEgg productionCellsDrosophilaOvaries
1992
chickadee encodes a profilin required for intercellular cytoplasm transport during Drosophila oogenesis
Cooley L, Verheyen E, Ayers K. chickadee encodes a profilin required for intercellular cytoplasm transport during Drosophila oogenesis. Cell 1992, 69: 173-184. PMID: 1339308, DOI: 10.1016/0092-8674(92)90128-y.Peer-Reviewed Original ResearchConceptsCytoplasmic actin networksNurse cellsDrosophila oogenesisEgg chambersCytoplasm transportActin networkPolyploid nurse cellsNurse cell nucleiFlow of cytoplasmMutant phenotypeCDNA clonesProtein 40Cytoplasmic contentsAcanthamoeba profilinCell nucleiProfilinNuclear positionOogenesisGenesChickadeesOocytesCellsYeastCytoplasmClones