2010
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*
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 ResearchConceptsYb 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, Small InterferingRNA-Induced Silencing ComplexSignal 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
2009
The Yb protein defines a novel organelle and regulates male germline stem cell self-renewal in Drosophila melanogaster
Szakmary A, Reedy M, Qi H, Lin H. The Yb protein defines a novel organelle and regulates male germline stem cell self-renewal in Drosophila melanogaster. Journal Of Cell Biology 2009, 185: 613-627. PMID: 19433453, PMCID: PMC2711570, DOI: 10.1083/jcb.200903034.Peer-Reviewed Original ResearchConceptsYB proteinsNiche cellsYb bodiesElectron-dense spheresDrosophila melanogasterGermline stem cell maintenanceMale germline stem cellsGermline stem cellsStem cell maintenanceStem cellsC-terminal regionSomatic stem cellsN-terminal regionD. melanogasterNovel organellePiwi expressionGermline cellsDouble mutantCell maintenanceNovel lociSomatic cellsCytoplasmic spotsMelanogasterCytoplasmic structuresGermline loss
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
Germline stem cells in the Drosophila ovary descend from pole cells in the anterior region of the embryonic gonad
Asaoka M, Lin H. Germline stem cells in the Drosophila ovary descend from pole cells in the anterior region of the embryonic gonad. Development 2004, 131: 5079-5089. PMID: 15459101, DOI: 10.1242/dev.01391.Peer-Reviewed Original ResearchConceptsGermline stem cellsPrimordial germ cellsEmbryonic gonadsOnset of oogenesisSomatic cellsNiche cellsGSC fatePole cellsStem cellsSpecific somatic cellsStem cell biologyTissue stem cellsDE-cadherinLarval gonadsPGC proliferationCell biologyLate larvalAdult ovariesOogenesisGerm cellsDrosophilaGonads