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BackgroundInformationAvailableStrategies
forGeneCloningOct.22,2008
TheresultsoftraditionalAgbiotecharenotthatbad,buttheyaretime-consumingteosintecobcornJohnDoebleyphotoWildtomato(Lycopersiconpimpinellifolium)D=1cm
/design/Samples/plant-breeding.jpg
PlantBiotechnologyTraditionalcrossbreedingRecombinantDNAtechniqueshttp://www.insp.mx/xcongreso/ponencias/5
FundamentalDogmaDNARNAProteinsCircuitsPhenotypesPopulationsGenBankEMBLDDBJMapDatabasesSwissPROTPIRPDBGeneExpression?ClinicalData?RegulatoryPathways?Metabolism?Biodiversity?Neuroanatomy?Development?MolecularEpidemiology?ComparativeGenomics?thepost-genomicerawillneedmanymoretocollect,manage,andpublishthecomingfloodofnewfindings.Althoughmanydatabasesalreadyexisttodistributemolecularinformation,Ifthisextensioncoversfunctionalgenomics,then“functionalgenomics”isequivalenttobiology.
StrategyforgenecloningCurrentStrategy:Fromthetraittogenesequence(StructuralGenomicsandFunctionalGenomics)NovelStrategy:Fromsequencetogeneanditslinkingtrait(ComparativeGenomicsandBioinformatics)
Structuralgenomicsincludesthegeneticmapping,physicalmappingandsequencingofentiregenomes.
HowtodoStructuralgenomicsphysicalmappingandsequencingofentiregenomes.
AdvancedGenomicsWillAccelerateDiscoveryofNextGenerationProductsGenomeGenemapGenesequenceGeneexpressionAgtraitsYieldDroughtDiseaseStressOilqualityMaturityStressDiseaseYieldHerbicidetolerancetagctagcgctcgctgtcgtggtctgatgatgttgtgtaaaacggcAlzheimersBreastCancerArthritisStressAgingAgingCVDiseaseObesityVisionArthritisPharmatraitstg
Relationshipsamongfourmappingstrategiesandmaps
Trait-Allele-GeneDefinitionsareneededforthisstatement:Allele-thealternateformsofagene(基因表达的一种可变形式)Gene-apieceofDNAthatcontrolstheexpressionofatrait(控制性状表达的一段DNA序列)Allelicdifferencesatgenescontrolaspecifictrait(决定某一性状的基因存在等位差异)
What
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