2011
Role for piRNAs and Noncoding RNA in de Novo DNA Methylation of the Imprinted Mouse Rasgrf1 Locus
Watanabe T, Tomizawa S, Mitsuya K, Totoki Y, Yamamoto Y, Kuramochi-Miyagawa S, Iida N, Hoki Y, Murphy PJ, Toyoda A, Gotoh K, Hiura H, Arima T, Fujiyama A, Sado T, Shibata T, Nakano T, Lin H, Ichiyanagi K, Soloway PD, Sasaki H. Role for piRNAs and Noncoding RNA in de Novo DNA Methylation of the Imprinted Mouse Rasgrf1 Locus. Science 2011, 332: 848-852. PMID: 21566194, PMCID: PMC3368507, DOI: 10.1126/science.1203919.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArgonaute ProteinsDNA MethylationGenomic ImprintingMaleMiceMice, Inbred C57BLMitochondrial ProteinsModels, GeneticMutationPhospholipase DProteinsRas-GRF1Repetitive Sequences, Nucleic AcidRetroelementsRNA, Small InterferingRNA, UntranslatedSpermatogoniaTestisTranscription, GeneticConceptsRasgrf1 locusDNA methylationPIWI-interacting RNA (piRNA) pathwayDe novo DNA methylationMonoallelic gene expressionNovo DNA methylationParental germ lineDe novo methylationSequence-specific methylationDifferential DNA methylationRNA pathwaysGenomic imprintingNovo methylationRetrotransposon sequencesGerm lineNoncoding RNAsGene expressionDirect repeatsPiRNAsTarget RNADifferent lociMethylationLociRNASpecific sequencesPinpointing the expression of piRNAs and function of the PIWI protein subfamily during spermatogenesis in the mouse
Beyret E, Lin H. Pinpointing the expression of piRNAs and function of the PIWI protein subfamily during spermatogenesis in the mouse. Developmental Biology 2011, 355: 215-226. PMID: 21539824, PMCID: PMC3443393, DOI: 10.1016/j.ydbio.2011.04.021.Peer-Reviewed Original ResearchConceptsPIWI proteinsXY bodyMouse testisAdult mouse testisEarly round spermatidsSex chromosomesGenomic sequencesPiRNAsChromatoid bodyCytological characterizationPachytene stageGerm cellsPhenotypic analysisAdult testisRound spermatidsProteinMeiosisSpermatogenesisCytoplasmDense bodiesSpermatocytesTestisPiRNAChromosomesTransposon
2010
Identification of Piwil2-Like (PL2L) Proteins that Promote Tumorigenesis
Ye Y, Yin DT, Chen L, Zhou Q, Shen R, He G, Yan Q, Tong Z, Issekutz AC, Shapiro CL, Barsky SH, Lin H, Li JJ, Gao JX. Identification of Piwil2-Like (PL2L) Proteins that Promote Tumorigenesis. PLOS ONE 2010, 5: e13406. PMID: 20975993, PMCID: PMC2958115, DOI: 10.1371/journal.pone.0013406.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsArgonaute ProteinsBase SequenceCell Line, TumorCell Transformation, NeoplasticDNA PrimersFemaleHumansImmunohistochemistryMaleMiceMice, Inbred C57BLNeoplasm MetastasisNeoplasmsNF-kappa BPrecancerous ConditionsProteinsProto-Oncogene Proteins c-bcl-2Reverse Transcriptase Polymerase Chain ReactionRNA InterferenceRNA, MessengerSTAT3 Transcription FactorStem CellsTransplantation, HeterologousUp-RegulationConceptsGermline stem cellsStem cellsAGO gene familyCell cycle entryPrecancerous stem cellsTumor developmentTumor cell survivalBCL2 gene expressionGene familyCycle entryGene expressionTumor cellsNF-κBCell survivalAnticancer drug developmentPIWIL2S phaseGene exonsNovel insightsProteinMouse tumor cellsCancer developmentNovel monoclonal antibodyTranscriptsTypes of human
2009
Mili Interacts with Tudor Domain-Containing Protein 1 in Regulating Spermatogenesis
Wang J, Saxe JP, Tanaka T, Chuma S, Lin H. Mili Interacts with Tudor Domain-Containing Protein 1 in Regulating Spermatogenesis. Current Biology 2009, 19: 640-644. PMID: 19345100, PMCID: PMC2704239, DOI: 10.1016/j.cub.2009.02.061.Peer-Reviewed Original ResearchConceptsPIWI-interacting RNAsPiRNA biogenesisPIWI proteinsTudor domainChromatoid bodyMammalian Piwi proteinsMultiple Tudor domainsGermline-specific organelleTudor domain–containing protein-1Domain-containing protein 1RNA-independent interactionSmall noncoding RNAsProtein 1N-terminal regionGermline developmentGermline proteinsEpigenetic regulationNoncoding RNAsTerminal domainMILIRegulatory mechanismsMolecular mechanismsSpermatogenic defectsProteinBiogenesis
2008
MILI, a PIWI-interacting RNA-binding Protein, Is Required for Germ Line Stem Cell Self-renewal and Appears to Positively Regulate Translation*
Unhavaithaya Y, Hao Y, Beyret E, Yin H, Kuramochi-Miyagawa S, Nakano T, Lin H. MILI, a PIWI-interacting RNA-binding Protein, Is Required for Germ Line Stem Cell Self-renewal and Appears to Positively Regulate Translation*. Journal Of Biological Chemistry 2008, 284: 6507-6519. PMID: 19114715, PMCID: PMC2649106, DOI: 10.1074/jbc.m809104200.Peer-Reviewed Original ResearchConceptsGerm line stem cellsStem cellsArgonaute/PIWI protein familyMicro-RNA pathwayGerm line developmentMammalian stem cellsPIWI-interacting RNAsCap-binding complexRNA-binding proteinPIWI protein familyCellular mRNA levelsStem cell populationSelf-renewing divisionsArgonaute functionsPIWI proteinsRegulates TranslationPIWI subfamiliesEpigenetic regulationProtein familyCell maintenanceRNA interferenceChromatoid bodyMILIMolecular mechanismsEarly spermatocytes
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
MIWI associates with translational machinery and PIWI-interacting RNAs (piRNAs) in regulating spermatogenesis
Grivna ST, Pyhtila B, Lin H. MIWI associates with translational machinery and PIWI-interacting RNAs (piRNAs) in regulating spermatogenesis. Proceedings Of The National Academy Of Sciences Of The United States Of America 2006, 103: 13415-13420. PMID: 16938833, PMCID: PMC1569178, DOI: 10.1073/pnas.0605506103.Peer-Reviewed Original ResearchConceptsPIWI-interacting RNAsSmall RNAsTranslational machineryMRNA cap-binding complexArgonaute family proteinsCap-binding complexPIWI family membersPresence of DicerRound spermatidsSubset of miRNAsCytosolic ribonucleoproteinTranslational repressionGene regulationFamily proteinsSubfamily proteinsCytoplasmic proteinsTarget mRNAsMIWIPosttranscriptional levelPolysomal fractionsPolysome fractionsMature spermGene expressionImportant regulatorSpermiogenesisThe 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 componentA novel class of small RNAs in mouse spermatogenic cells
Grivna ST, Beyret E, Wang Z, Lin H. A novel class of small RNAs in mouse spermatogenic cells. Genes & Development 2006, 20: 1709-1714. PMID: 16766680, PMCID: PMC1522066, DOI: 10.1101/gad.1434406.Peer-Reviewed Original ResearchConceptsPIWI-interacting RNAsSmall RNAsMouse male germlineArgonaute protein familyPost-transcriptional levelSmall noncoding RNAsMouse spermatogenic cellsDiverse organismsMale germlineTranslational regulationProtein familyNoncoding RNAsSubfamily membersGene expressionMicro RNAsNovel classRNAPotent regulatorMIWISpermatogenic cellsPotential roleBiogenesisGermlinePolysomesOrganismsInterplay of PIWI/Argonaute protein MIWI and kinesin KIF17b in chromatoid bodies of male germ cells
Kotaja N, Lin H, Parvinen M, Sassone-Corsi P. Interplay of PIWI/Argonaute protein MIWI and kinesin KIF17b in chromatoid bodies of male germ cells. Journal Of Cell Science 2006, 119: 2819-2825. PMID: 16787948, DOI: 10.1242/jcs.03022.Peer-Reviewed Original ResearchConceptsChromatoid bodyGerm cellsPost-transcriptional regulationRound spermatidsTestis-specific memberMale germ cellsHaploid germ cellsArgonaute familyKinesin KIF17bRNA metabolismNucleocytoplasmic transportTranscriptional coactivatorKIF17bMIWIFunctional interplayNuclear envelopeGene expressionMolecular mechanismsEssential roleRNASpermatidsPotential mechanismsCellsCoactivatorNew light
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
2004
Mili, a mammalian member of piwi family gene, is essential for spermatogenesis
Kuramochi-Miyagawa S, Kimura T, Ijiri TW, Isobe T, Asada N, Fujita Y, Ikawa M, Iwai N, Okabe M, Deng W, Lin H, Matsuda Y, Nakano T. Mili, a mammalian member of piwi family gene, is essential for spermatogenesis. Development 2004, 131: 839-849. PMID: 14736746, DOI: 10.1242/dev.00973.Peer-Reviewed Original ResearchConceptsPiwi family genesFamily genesPrimordial germ cell developmentPost-transcriptional regulationGerm cell developmentGerm cell productionPhysical binding propertiesMammalian homologPIWI domainMammalian membersTranslational regulationMouse homologDifferentiation of spermatocytesEarly prophaseMILIFunctional associationTargeted mutationsCell developmentFirst meiosisGenesPiwiEarly pachyteneStem cellsSpermatocyte stageHomolog
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 mRNAmiwi, a Murine Homolog of piwi, Encodes a Cytoplasmic Protein Essential for Spermatogenesis
Deng W, Lin H. miwi, a Murine Homolog of piwi, Encodes a Cytoplasmic Protein Essential for Spermatogenesis. Developmental Cell 2002, 2: 819-830. PMID: 12062093, DOI: 10.1016/s1534-5807(02)00165-x.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAnimalsArgonaute ProteinsChromosome MappingCloning, MolecularCyclic AMP Response Element ModulatorCytoplasmDNA-Binding ProteinsGene Expression RegulationInfertility, MaleLIM Domain ProteinsMaleMiceMice, KnockoutMolecular Sequence DataProtein IsoformsProteinsRepressor ProteinsRNA, MessengerSpermatogenesisTestisTranscription FactorsConceptsTarget genesPiwi family genesCytoplasmic protein essentialRound spermatid stageDiverse organismsPiwi genesTranslational regulationFamily genesProtein essentialCytoplasmic proteinsMaster regulatorMurine homologMIWIGenesSpermatid stageStem cellsMRNASpermiogenesisCREMSpermatogenesisSpermatogenic arrestPiwiHomologEncodesCloning