2011
PAPI, a novel TUDOR-domain protein, complexes with AGO3, ME31B and TRAL in the nuage to silence transposition
Liu L, Qi H, Wang J, Lin H. PAPI, a novel TUDOR-domain protein, complexes with AGO3, ME31B and TRAL in the nuage to silence transposition. Development 2011, 138: 1863-1873. PMID: 21447556, PMCID: PMC3074456, DOI: 10.1242/dev.059287.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, Genetically ModifiedArgonaute ProteinsCarrier ProteinsDEAD-box RNA HelicasesDNA Transposable ElementsDrosophila melanogasterDrosophila ProteinsEmbryo, NonmammalianFemaleGene Expression Regulation, DevelopmentalGene SilencingGerm CellsMaleModels, BiologicalMutagenesis, InsertionalPeptide Initiation FactorsProtein BindingRibonucleoproteinsRNA-Binding ProteinsRNA-Induced Silencing ComplexConceptsPiRNA pathway componentsPIWI-interacting RNAsArgonaute 3PiRNA pathwayPIWI proteinsTransposon activationPathway componentsPIWI protein AubergineTudor domain proteinsP-body componentsN-terminal domainNuage componentsPiRNA mutantsTransposon controlGermline developmentTudor domainMutant ovariesArginine methyltransferaseGermline genomeEpigenetic regulationPerinuclear structuresNuageAdult ovariesArginine residuesFunctional interaction
2010
Drosophila Piwi functions in Hsp90-mediated suppression of phenotypic variation
Gangaraju VK, Yin H, Weiner MM, Wang J, Huang XA, Lin H. Drosophila Piwi functions in Hsp90-mediated suppression of phenotypic variation. Nature Genetics 2010, 43: 153-158. PMID: 21186352, PMCID: PMC3443399, DOI: 10.1038/ng.743.Peer-Reviewed Original ResearchMeSH KeywordsAllelesAnimalsArgonaute ProteinsDNA Transposable ElementsDrosophila melanogasterDrosophila ProteinsElectrophoresis, Gel, Two-DimensionalEpigenesis, GeneticFemaleGene SilencingGenetic VariationGreen Fluorescent ProteinsHSP90 Heat-Shock ProteinsMaleOvaryPhenotypeRNA-Induced Silencing ComplexThe Yb Body, a Major Site for Piwi-associated RNA Biogenesis and a Gateway for Piwi Expression and Transport to the Nucleus in Somatic Cells*
Qi H, Watanabe T, Ku HY, Liu N, Zhong M, Lin H. The Yb Body, a Major Site for Piwi-associated RNA Biogenesis and a Gateway for Piwi Expression and Transport to the Nucleus in Somatic Cells*. Journal Of Biological Chemistry 2010, 286: 3789-3797. PMID: 21106531, PMCID: PMC3030380, DOI: 10.1074/jbc.m110.193888.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArgonaute ProteinsCell NucleusDrosophilaDrosophila ProteinsFemaleOvarian FollicleProtein TransportRNA HelicasesRNA, Small InterferingRNA-Induced Silencing ComplexConceptsYb bodiesSomatic cellsPiRNA pathwayGerm lineEndo-siRNA pathwaySomatic niche cellsTudor-like domainGonadal somatic cellsPutative RNA helicaseCo-immunoprecipitation experimentsSomatic stem cellsFlamenco locusSomatic piRNAsPiRNA biogenesisEndo-siRNAsRNA biogenesisRNA pathwaysPiwi expressionRNA helicaseNovel proteinPiwiNiche cellsMolecular basisStem cellsBiogenesisA Drosophila Chromatin Factor Interacts With the Piwi-Interacting RNA Mechanism in Niche Cells to Regulate Germline Stem Cell Self-Renewal
Smulders-Srinivasan TK, Szakmary A, Lin H. A Drosophila Chromatin Factor Interacts With the Piwi-Interacting RNA Mechanism in Niche Cells to Regulate Germline Stem Cell Self-Renewal. Genetics 2010, 186: 573-583. PMID: 20647505, PMCID: PMC2954472, DOI: 10.1534/genetics.110.119081.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArgonaute ProteinsChromatinChromosomal Proteins, Non-HistoneDNA-Binding ProteinsDrosophilaDrosophila ProteinsEpigenesis, GeneticFemaleGerm CellsHedgehog ProteinsMalePolycomb-Group ProteinsPolymerase Chain ReactionRepressor ProteinsRNA-Induced Silencing ComplexRNA, Small InterferingSignal TransductionStem Cell NicheStem CellsConceptsGermline stem cellsNiche cellsEpigenetic programmingStem Cell Self-RenewalEnhancer of PolycombTrithorax group genesPotential genetic interactionsCell Self-RenewalNovel epigenetic mechanismStem cellsDrosophila ovaryGSC divisionChromatin factorsNiche signalingChromatin proteinsGenetic interactionsPiwi expressionStem cell defectEpigenetic regulationPiwiEpigenetic mechanismsGroup genesRNA mechanismExpression of hedgehogSelf-Renewal
2007
An epigenetic activation role of Piwi and a Piwi-associated piRNA in Drosophila melanogaster
Yin H, Lin H. An epigenetic activation role of Piwi and a Piwi-associated piRNA in Drosophila melanogaster. Nature 2007, 450: 304-308. PMID: 17952056, DOI: 10.1038/nature06263.Peer-Reviewed Original ResearchDrosophila PIWI associates with chromatin and interacts directly with HP1a
Brower-Toland B, Findley SD, Jiang L, Liu L, Yin H, Dus M, Zhou P, Elgin SC, Lin H. Drosophila PIWI associates with chromatin and interacts directly with HP1a. Genes & Development 2007, 21: 2300-2311. PMID: 17875665, PMCID: PMC1973144, DOI: 10.1101/gad.1564307.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid MotifsAnimalsArgonaute ProteinsBinding SitesChromatinChromobox Protein Homolog 5Chromosomal Proteins, Non-HistoneDrosophila melanogasterDrosophila ProteinsEmbryo, NonmammalianFemaleGene SilencingMaleModels, MolecularNuclear ProteinsProtein BindingProteinsRNA-Induced Silencing ComplexConceptsHeterochromatin protein 1aPIWI-interacting RNAsEpigenetic changesChromatin-associated proteinsProtein family membersNormal silencingHeterochromatic genesFly genomeHeterochromatin componentsChromatin modifiersEpigenetic stateEpigenetic regulationRNA mechanismFruit flyPiwiTerminal domainProtein 1ACentral playerRNASpecific sequencesDirect interactionGenomeGenesMotifCellular systemspiRNAs in the Germ Line
Lin H. piRNAs in the Germ Line. Science 2007, 316: 397-397. PMID: 17446387, DOI: 10.1126/science.1137543.Peer-Reviewed Original Research
2006
The Role of PIWI and the miRNA Machinery in Drosophila Germline Determination
Megosh HB, Cox DN, Campbell C, Lin H. The Role of PIWI and the miRNA Machinery in Drosophila Germline Determination. Current Biology 2006, 16: 1884-1894. PMID: 16949822, DOI: 10.1016/j.cub.2006.08.051.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArgonaute ProteinsBody PatterningCell DifferentiationDEAD-box RNA HelicasesDrosophilaDrosophila ProteinsEmbryo, NonmammalianEmbryonic DevelopmentFragile X Mental Retardation ProteinGene Expression Regulation, DevelopmentalGerm CellsMicroRNAsProteinsRibonuclease IIIRNA HelicasesRNA, Small InterferingRNA-Induced Silencing ComplexConceptsGermline determinationDicer-1Dicer-2MiRNA pathwayRole of PiwiReduced PGC numbersNumber of PGCsMiRISC complexesRasiRNA pathwayGermline specificationDrosophila PiwiSiRNA pathwayAbdominal patterningVasa expressionTranslational regulationPGC numberPiwiMiRNA machineryGerm plasmMolecular activityPolar granuleDFMRPCell formationOSKMaternal component
2005
Regulatory Relationship among piwi, pumilio, and bag-of-marbles in Drosophila Germline Stem Cell Self-Renewal and Differentiation
Szakmary A, Cox DN, Wang Z, Lin H. Regulatory Relationship among piwi, pumilio, and bag-of-marbles in Drosophila Germline Stem Cell Self-Renewal and Differentiation. Current Biology 2005, 15: 171-178. PMID: 15668175, DOI: 10.1016/j.cub.2005.01.005.Peer-Reviewed Original ResearchConceptsGermline stem cellsPiwi functionDrosophila ovarian germline stem cellsOvarian germline stem cellsStem Cell Self-RenewalFunction of PiwiDifferentiated daughter cellsCell Self-RenewalGerm cell divisionBam proteinCystoblast differentiationBam expressionMutant ovariesNiche signalsDouble mutantDaughter cellsDifferentiation genesPiwiCell divisionNiche cellsRegulatory relationshipsSelf-RenewalGerm cellsMutantsCystoblasts
2003
Screens for piwi Suppressors in Drosophila Identify Dosage-Dependent Regulators of Germline Stem Cell Division
Smulders-Srinivasan TK, Lin H. Screens for piwi Suppressors in Drosophila Identify Dosage-Dependent Regulators of Germline Stem Cell Division. Genetics 2003, 165: 1971-1991. PMID: 14704180, PMCID: PMC1462913, DOI: 10.1093/genetics/165.4.1971.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, Genetically ModifiedArgonaute ProteinsCell DivisionChromosomesDrosophilaDrosophila ProteinsFemaleGene DosageGene Expression Regulation, DevelopmentalGenes, LethalGerm CellsInfertility, MaleMaleProteinsRNA-Induced Silencing ComplexStem CellsSuppression, GeneticTranscription, GeneticZygoteConceptsStem cell divisionGermline stem cell divisionGenes/sequencesCell divisionFemale-specific lethalityDosage-dependent regulatorGermline stem cellsStem cell maintenanceDrosophila third chromosomeFamily of genesDosage-sensitive mannerPiwi mutantsZygotic functionMutant backgroundPiwi genesThird chromosomeMale germlineMale sterilitySuppressor mutationsSuch genesCell maintenanceGenetic regulationPlant kingdomTranscription factorsTranscriptional level
2002
Molecular characterization of hiwi, a human member of the piwi gene family whose overexpression is correlated to seminomas
Qiao D, Zeeman AM, Deng W, Looijenga LH, Lin H. Molecular characterization of hiwi, a human member of the piwi gene family whose overexpression is correlated to seminomas. Oncogene 2002, 21: 3988-3999. PMID: 12037681, DOI: 10.1038/sj.onc.1205505.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceArgonaute ProteinsBlotting, NorthernChildChromosome MappingChromosomes, Human, Pair 12Cloning, MolecularDNA PrimersDNA, ComplementaryDrosophila ProteinsFormazansGene LibraryHumansImmunoenzyme TechniquesIn Situ HybridizationMaleMolecular Sequence DataPolymerase Chain ReactionProteinsRNA, MessengerRNA-Induced Silencing ComplexSeminomaSequence Homology, Amino AcidTeratomaTesticular NeoplasmsTetrazolium SaltsConceptsGene familyPiwi gene familyHuman membersGerm cellsMolecular characterizationPiwi family genesPIWI family proteinsEnhanced expressionEmbryonic germ cellsGerm cell phenotypeGerm cell characteristicsGerm cell proliferationStage-dependent patternDiverse organismsDrosophila melanogasterC. elegansGermline cellsGenomic regionsFamily genesFamily proteinsSignificant homologySame precursor cellRNA interferenceChromosomal regionsKb mRNA