Macro Roles for MicroRNAs in the Life and Death of Neurons
Overview
ThediscoveryofmicroRNAshasrevealedanunexpectedandspectacularadditional levelof?netuningofthegenomeandhowgenesareusedagainandagainin differentcombinationstogeneratethecomplexitythatunderliesforinstancethe brain. SincetheinitialstudiesperformedinC. elegans, wegavegoneafarwayto begintounderstandhowmicroRNApathwayscanhaveanimpactonhealthand diseaseinhuman. AlthoughmicroRNAsareabundantlyexpressedinthebrain, relativelylittleisknownaboutthemultiplefunctionsoftheseRNAmoleculesinthe nervous system. Nevertheless, we knowalready that microRNA pathways play majorrolesintheproliferation, differentiation, functionandmaintenanceofneu- nalcells. SeveralintriguingstudieshavelinkedmicroRNAsasmajorregulatorsof theneuronalphenotype, andhaveimplicatedspeci?cmicroRNAsintheregulation ofsynapseformationandplasticity. DysfunctionofmicroRNApathwaysisalso slowlyemergingasapotentialimportantcontributortothepathogenesisofmajor neurodegenerativedisorderssuchasAlzheimer'sdiseaseandParkinson'sdisease. Thesenovelinsightsappeartobeparticularpromisingfortheunderstandingofthe veryfrequentandbadlyunderstoodsporadicformsofthesediseasesascomparedto thegeneticforms. Thus, thebetterunderstandingoftheimplicationsofthisnovel ?eldofmolecularbiologyiscrucialforthebroadareaofneurosciences, fromthe fundamentalaspectstotheclinic, andfromnoveldiagnostictopotentiallythe- peuticapplicationsforsevereneurologicalandmaybepsychiatricdiseases. The presentvolumegatherscontributionstotheColloqueMe decineetRechercheonthe implicationsofmicroRNAsinneuroscienceorganizedbytheFondationIpsen, in Paris, onApril20,2009. Ithadasobjectivetobringtogetherneuroscientistsfrom differentareasofresearchtodiscusstheircurrentinsightsintothewonderfulworld ofmicroRNAs, andtohearanddiscusstheirresearchandviewsaboutmicroRNA biologyinneuronalprocessesandinbraindisorders. BartdeStrooper YvesChristen v Acknowledgments The editors wish to thank Jacqueline Mervaillie and Sonia Le Cornec for the organizationofthemeetingandMaryLynnGagefortheeditingofthebook. vii Contents Pro?lingthemicroRNAs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 KennethS. Kosik, ThalesPapagiannakopoulos, NaXu, KawtherAbu-Elneel, TsunglinLiu, andMinJeongKye TheWideVarietyofmiRNAExpressionPro?les intheDevelopingandMatureCNS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 MarikaKapsimali InteractionsbetweenmicroRNAsandTranscription FactorsintheDevelopmentandFunction oftheNervousSystem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 DavidJ. Simon AmicroRNAFeedbackCircuitinMidbrainDopamineNeurons . . . . . . . . . 27 AsaAbeliovich Fine-tuningmRNATranslationatSynapseswithmicroRNAs . . . . . . . . . . . . 35 GerhardM. Schratt NeuronalP-bodiesandTransportofmicroRNA-Repressed mRNAs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 FlorenceRage CrosstalkbetweenmicroRNAandEpigeneticRegulation inStemCells . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57 KeithSzulwach, ShuangChang, andPengJin microRNAsinCNSDevelopmentandNeurodegeneration: InsightsfromDrosophilaGenetics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69 StephenM. Cohen ix x Contents DrosophilaasaModelforNeurodegenerativeDisease: RolesofRNAPathwaysinPathogenesis . . . . . . .
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Details
- ISBN-13: 9783642042973
- ISBN-10: 364204297X
- Publisher: Springer
- Publish Date: December 2009
- Dimensions: 9.4 x 6.2 x 0.4 inches
- Shipping Weight: 0.8 pounds
- Page Count: 121
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