植物干细胞研究进展

274000、。S188A0517－6611201220－10365－03ProgressinResearchonPlantStemCellWANGDe-xinDepartmentofResourcesandEnvironmentHezeUniversityHezeShandong274000AbstractFromtheconceptofplantstemcellshootapicalmeristemandrootapicalmeristemcharacteristicsaswellasthemolecularbasisofregulationthepapersummarizedthenewprogressinthestudyofplantstemcells．Theformationanddifferentiationofplantstemcellswereregu-latedbyendogenoussignalsandexogenoussignalstheinteractionbetweenendogenousgenesandexogenousregulationmoleculeswasexplained．Atthesametimetheresearchprospectofplantstemcellwasforecasted．KeywordsPlantstemcellShootapicalmeristemRootapicalmeristemRegulationmechanismXY06SW06。[e-mail]。2012-05-072060。2060。2122007。、、、。。。1。shootapicalmeristemSAMrootapicalmeristemRAM、、1－2。。。、、。2、stemcell。－。2．1。、、、。。－。1～5。。。、。JournalofAnhuiAgri．Sci．2012402010365－103675、、、3。Arabidopsisthaliana。。、。、3－4。2．2STM、WUS、CLV3CLV13WUS2915－6。STM。WUSCLV。WUSCLV1、CLV2CLV336。1996LauxWUS7。WUSWUS。WUSCLV。。WUSCLV6。CLV3WUSWUSCLVWUSCLVWUSCLV3。WUSSTM、CLV3。WUS/CLV36WUSCLV3CLV1WUS。WUS/CLV3WUSCLV3WUS。WUSBARDⅠ8。bard1-3WUS、CLV3STM、25WUSBARD1WUSbard1-1、1-2T-DNABARD15'3'5'-RACEBARD1CWesternBARD1WUSC9。33．1、、。4、、。rootapicalmeristemRAM10。。611。3．2G112。13。。。BeeckmanCasimiroG1/SG2/MG1/SG2/M66301201214－15。3．3、、。16。PLTTPSTTPSTTPSTPLT。4。。1SCHERESB．Theretinoblastoma－relatedgeneregulatesstemcellmainte-nanceinArabidopsisrootsJ．Cell200512371337－1349．2SABOWSKIR．Trends．ThePINauxineffluxfacilitatornetworkcontrolsgrowthandpatterninginArabidopsisrootsJ．CellBiology2005639－44．3．J．200843711－14．4．J．2007274315－317．5．J．2008444811－815．6．WUSJ．2005315461－468．7LAUXTMAYERKFBERGERJetal．TheWUSCHELgeneisrequiredforshootandfloralmeristemintegrityinArabidopsisJ．Development1996122187－96．8HANPLIQZHUYX．MutationofArabidopsisBARD1causesmeristemdefectsbyfailingtoconfineWUSCHELexpressiontotheorganizingcenterJ．PlantCell2008201482－1493．9．J．200853151792．10．J．2008444621－629．11NAKAJIMAKBENFEYPN．Signalinginandoutcontrolofcelldivi-sionanddifferentiationintheshootandrootJ．PlantCell200214265－276．12JAGERSMMAUGHANSDEWITTEWetal．Thedevelopmentalcon-textofcell-cyclecontrolinplantsJ．SeminarsCellDevBiology200516385－396．13DESMETIZHANGHINZDetal．Anovelroleforabscisicacidemer-gesfromundergroundJ．TrendsPlantSci200611434－439．14BEECKMANTBURSSENSSINZD．Theperi-cell-cycleinArabidopsisJ．ExpBot200152403－411．15CASMIROIBEECKMANTGRAHAMNetal．DissectingArabidopsislateralrootdevelopmentJ．TrendsPlantSci20038165－171．16J．20112檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪檪146．1036210620022．9。≤51028．5500323．1100。、。4TSP、。。4。。。。。1．J．2005966－67．2HOLLANDJH．AdaptationinnatureandarttificalsystermM．AnnAr-borTheUniversityofMichiganPress1975．3．M．2003．763014020