2014
Generation of transgenic Hydra by embryo microinjection.
Juliano CE, Lin H, Steele RE. Generation of transgenic Hydra by embryo microinjection. Journal Of Visualized Experiments 2014, 51888. PMID: 25285460, PMCID: PMC4828061, DOI: 10.3791/51888.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, Genetically ModifiedDNAFemaleGene Knockdown TechniquesHydraMaleMicroinjectionsPlasmidsConceptsTransgenic HydraFundamental biological processesEarly stage embryosPatches of tissuePure cell populationsMulticellular animalsStudy of regenerationGene functionMolecular functionsPhylum CnidariaParticular lineageTransgenic linesGene perturbationsSister groupTransgenic tissuesTransgenic methodsPromoter functionAsexual propagationBiological processesEmbryo microinjectionStage embryosLive cellsStem cellsHatchlingsBiochemical analysis
2013
A Major Epigenetic Programming Mechanism Guided by piRNAs
Huang XA, Yin H, Sweeney S, Raha D, Snyder M, Lin H. A Major Epigenetic Programming Mechanism Guided by piRNAs. Developmental Cell 2013, 24: 502-516. PMID: 23434410, PMCID: PMC3600162, DOI: 10.1016/j.devcel.2013.01.023.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAnimals, Genetically ModifiedArgonaute ProteinsChromatinChromatin ImmunoprecipitationChromobox Protein Homolog 5Chromosomal Proteins, Non-HistoneDNA Transposable ElementsDrosophilaDrosophila ProteinsEpigenomicsGenomeGenomicsMethyltransferasesMutationReal-Time Polymerase Chain ReactionReverse Transcriptase Polymerase Chain ReactionRNA Polymerase IIRNA, MessengerRNA, Small InterferingConceptsSpecific genomic sitesEpigenetic factorsGenomic sitesRNA polymerase II associationPiwi-piRNA complexDrosophila genomeEpigenetic stateEpigenetic landscapeComplex associatesPiwiGenomePiRNAsCentral enigmaMajor mechanismEctopic sitesSequenceHP1aDrosophilaPiRNASitesEpigeneticsMechanismProgramming mechanismAssociatesRecruitmentFunction of Piwi, a nuclear Piwi/Argonaute protein, is independent of its slicer activity
Darricarrère N, Liu N, Watanabe T, Lin H. Function of Piwi, a nuclear Piwi/Argonaute protein, is independent of its slicer activity. Proceedings Of The National Academy Of Sciences Of The United States Of America 2013, 110: 1297-1302. PMID: 23297219, PMCID: PMC3557079, DOI: 10.1073/pnas.1213283110.Peer-Reviewed Original ResearchConceptsPIWI proteinsPiRNA biogenesisSlicer activityPIWI-interacting RNA (piRNA) biogenesisEndonuclease activityFunction of PiwiNuclear Piwi proteinSecondary piRNA biogenesisGerm line developmentPiwi functionPiwi membersArgonaute proteinsRNA biogenesisArgonaute 3Transgenic fliesPiwiSomatic cellsCatalytic triadEpigenetic factorsRegulatory functionsBiogenesisOnly memberProteinTransposonRecent evidence
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
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