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ID:43311949
大小:2.48 MB
页数:28页
时间:2019-10-08
《Do genetically modified (GM) crops affect》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、Dogeneticallymodified(GM)cropsaffectanimalreproduction?AreviewoftheongoingdebateContents1234BackgroundTheeffectofGMcropsonfemaleandmaleanimalreproductionPossiblemechanismsforGMeffectsonanimalsConclusionsWhataregeneticallymodified(GM)crops?Geneticallymodified(GM)cropsareidentifiedthecropswhichusemod
2、erntechniquesofgeneticengineering(orbiotechnology)tointroducespecificgeneticmaterialderivedfromanyspeciesofplant,animal,ormicroorganism,orevensyntheticmaterial,intodifferentspeciesofplants.Then,theresultingplantscanexpressedthenovelanddesirabletraits,suchasenhancingthediseaseresistance,antireversio
3、nforceandsecretingtheusefulproteinsduringthedifferentstagesoftheplantgrowth.BackgroundTransgenetictechnologyofplant[Imageinformationinproduct]TransgenetictechnologyandGMcropsrapidcommercialapplicationBenefitsofGeneticEngineeringandModifyingIncreasedandimprovednutrientsandstresstolerance.Improvedres
4、istancetodiseaseorillness.Improvedcropresistancetodisease,pests,weedsandherbicides,suchasherbicide-tolerance(HT)duetoglyphosate-insensitivegeneenzymetargetedbytheherbicide,5-enolpyruvylshikimate-3-phosphatesynthase(EPSPS),derivedfromsoilbacteriumAgrobacteriumtumefaciens,andsoilbacteriumBt(Bacillust
5、huringiensis).Increasedfoodsecurityforgrowingpopulationsandgrowthchallengesofourworld.GMcropsrapidcommercialapplicationGMcropsrapidcommercialapplicationGMcropsrapidcommercialapplicationAllergiesandtoxicitiesfromnewproteinsenteringthefoodsupply?Alterednutritionalvalueoffoodstuffs?Transferofantibioti
6、cresistancegenesintointestinalbacteriaorotherorganisms,contributingtoantibioticresistanceinhumanpathogens?HorizontalgenetransferofgeneinsertedintoGMcropstoDNAofhumangutbacteria?AreGMcropssafetoeat?Effectsduetotheinsertionofgenesintochromosomesofcrops,andunpredictablealterationsandchangesinthisproce
7、ss.ReproductivetoxicitytestingisanimportantassessmentforsafetyofGMfoodandfeed.ItsprimaryobjectiveistodetectanyeffectsofGMcropsortheirmetabolitesonanimalreproductivefunction,especiallyontheembryoandfetus,emb
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