2014
Somatic insulin signaling regulates a germline starvation response in Drosophila egg chambers
Burn KM, Shimada Y, Ayers K, Vemuganti S, Lu F, Hudson A, Cooley L. Somatic insulin signaling regulates a germline starvation response in Drosophila egg chambers. Developmental Biology 2014, 398: 206-217. PMID: 25481758, PMCID: PMC4340711, DOI: 10.1016/j.ydbio.2014.11.021.Peer-Reviewed Original ResearchConceptsDrosophila insulin-like peptidesEgg chambersStarvation responseBody organizationDrosophila egg chamberMotor protein dyneinNutrient-rich conditionsPoor nutrient availabilityInsulin-like peptidesProcessing bodiesDrosophila femalesGermline cellsP-bodiesNutrient availabilityDynein activityInsulin signalingProgeny survivalInsulin pathwayKinesin activityFollicle cellsMicrotubulesStarvationBovine insulinPotential mechanismsProtective response
2012
Expression of Ixodes scapularis Antifreeze Glycoprotein Enhances Cold Tolerance in Drosophila melanogaster
Neelakanta G, Hudson AM, Sultana H, Cooley L, Fikrig E. Expression of Ixodes scapularis Antifreeze Glycoprotein Enhances Cold Tolerance in Drosophila melanogaster. PLOS ONE 2012, 7: e33447. PMID: 22428051, PMCID: PMC3302814, DOI: 10.1371/journal.pone.0033447.Peer-Reviewed Original ResearchMeSH KeywordsAcclimatizationAnalysis of VarianceAnimalsAnimals, Genetically ModifiedAntifreeze ProteinsApoptosisCold TemperatureDrosophila melanogasterEmbryo, NonmammalianEnzyme-Linked Immunosorbent AssayFemaleImmunoblottingIn Situ Nick-End LabelingIxodesMaleMusclesOligonucleotidesReal-Time Polymerase Chain ReactionConceptsNon-freezing temperaturesD. melanogasterDrosophila melanogasterCold toleranceLow non-freezing temperaturesFemale adult fliesTransgenic D. melanogasterCold shock injuryAbility of fliesAntifreeze glycoproteinsAdult fliesMolecular basisMelanogasterFlight musclesFliesAntifreeze proteinsHatching rateHigher survival rateApoptotic damageGlycoproteinExpressionToleranceEmbryosProteinApoptosis
2006
Illuminating the role of caspases during Drosophila oogenesis
Mazzalupo S, Cooley L. Illuminating the role of caspases during Drosophila oogenesis. Cell Death & Differentiation 2006, 13: 1950-1959. PMID: 16528381, DOI: 10.1038/sj.cdd.4401892.Peer-Reviewed Original ResearchConceptsNurse cell deathCaspase activityCell deathNurse cellsFluorescent proteinApoptosis protein 1Caspase inhibitor p35Caspase cleavage siteStarvation-induced deathRole of caspasesStarvation-induced apoptosisCyan fluorescent proteinYellow fluorescent proteinDrosophila inhibitorGermline developmentDrosophila oogenesisNormal oogenesisPoor environmental conditionsOogenesisCleavage siteProtein 1Environmental conditionsCaspasesProteinOocytes
2002
Dcas Is Required for importin-α3 Nuclear Export and Mechano-Sensory Organ Cell Fate Specification in Drosophila
Tekotte H, Berdnik D, Török T, Buszczak M, Jones LM, Cooley L, Knoblich JA, Davis I. Dcas Is Required for importin-α3 Nuclear Export and Mechano-Sensory Organ Cell Fate Specification in Drosophila. Developmental Biology 2002, 244: 396-406. PMID: 11944946, DOI: 10.1006/dbio.2002.0612.Peer-Reviewed Original ResearchMeSH KeywordsActive Transport, Cell NucleusAlpha KaryopherinsAnimalsApoptosisCellular Apoptosis Susceptibility ProteinDNA HelicasesDrosophila melanogasterDrosophila ProteinsEmbryo, NonmammalianGene Expression Regulation, DevelopmentalIn Situ HybridizationMechanoreceptorsMorphogenesisPhylogenyRNA, MessengerSense OrgansConceptsNuclear exportEmbryonic central nervous systemNuclear protein importCell fate specificationSpecific developmental phenotypesHuman genetic disordersProtein importDrosophila orthologImportin alphaFate specificationExport receptorCell identityDevelopmental phenotypesHypomorphic alleleEmbryonic cellsVivo functionNotch pathwayTissue specificityCytoplasmic distributionEpidermal cellsDifferent tissuesCharacteristics of mutationsGenetic disordersMutationsPhenotypeMutations 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 roleMutations
1999
Drosophila quail, a villin-related protein, bundles actin filaments in apoptotic nurse cells
Matova N, Mahajan-Miklos S, Mooseker M, Cooley L. Drosophila quail, a villin-related protein, bundles actin filaments in apoptotic nurse cells. Development 1999, 126: 5645-5657. PMID: 10572041, DOI: 10.1242/dev.126.24.5645.Peer-Reviewed Original ResearchMeSH KeywordsActin CytoskeletonActinsAmino Acid SequenceAnimalsApoptosisBiological TransportCalciumCarrier ProteinsCloning, MolecularCytoplasmDrosophila melanogasterEscherichia coliHumansInsect ProteinsMicrofilament ProteinsMolecular Sequence DataRecombinant Fusion ProteinsSequence Homology, Amino AcidConceptsEgg chambersNurse cellsFilamentous actinActin filamentsCytoplasm transportNuclear envelopeQuail proteinGermline-specific proteinsMutant egg chambersNurse cell apoptosisActin bundle assemblyNew actin filamentsApoptotic nurse cellsActin-regulating proteinsBundles actin filamentsHuman villinDrosophila germlineSequence homologyBiochemical experimentsActin bundlesElevated cytoplasmic calciumProteinVillinActinAbundant network
1998
Apoptosis in late stage Drosophila nurse cells does not require genes within the H99 deficiency
Foley K, Cooley L. Apoptosis in late stage Drosophila nurse cells does not require genes within the H99 deficiency. Development 1998, 125: 1075-1082. PMID: 9463354, DOI: 10.1242/dev.125.6.1075.Peer-Reviewed Original ResearchConceptsEgg chambersNurse cellsDNA fragmentationDrosophila nurse cellsMutant egg chambersDrosophila egg chamberOvarian expression patternsDrosophila apoptosisGermline clonesHead involutionCytoplasm transportPositive regulatorRegulatory genesStage 13Cytoplasm transferApoptotic vesiclesCytoplasmic factorsNegative regulatorExpression patternsWild typeGenesFragmented DNAOogenesisApoptosisStage 12