試管嬰兒技術(shù)(英文版)課件

Thetest-tubebabytechnology’s

briefintroductionanddiscussion

Name：PengxiangLiStudentNumber：81110814Class：LaboratoryAnimalTheconceptofivfThedevelopingcourseofivfSeveralcommonivfTheadvantagesanddisadvantagesofivfContent1.Theconcept

Test-tubebabytechnologyisalsoknownas

invitrofertilization-embryotransfer(IVF-ET)technology,meansusing

someartificialmethodstofertilizeeggsandspermsinvitro,orinalaboratoryculture,andcarryingoutearlyembryodevelopment,andthentransplantedtothewombtocultivate.Finnally，thepregnantwomengivebirthto

thebabys.In1947，ThemagazineNatureinUKreportedaexperimentofrecyclingrabbits’eggsandtransferingthemtootherrabbitstogivebirthtoyoungrabbitsby“borrowingtheabdomen”.In1959，MinjueZhang，aChinese-Americanbiologist，finishedthisexperimentagain，andachievedasuccess.OnJuly25,1978,theworld'sfirsttest-tubebabyLouisBrownwasborninBritain.2.ThedevelopingcourseofivfFromthelate1970stothelate1980s,manycountrieshadmadethefirstgenerationtest-tubebabyssuccessfully.1988．3．10China，girlThefirsttest-tubebaby

oftheChinesemainland

1981．12．28America，girl

1982．1．20Greek，girl1982．2．24French，girl1978．10．3India，girl1979．1．14UK，boy

1979．6．23Australia，girl

1980．6．6Australia，aboyandagirl，thefirsttwins

oftest-tube

baby

1981．10．19UK

，girl，

thefirstmulattotest-tubebaby1982．6．25UK，girl1982．9．22Israel,girl1982．9．27Swedish，girl

1983．5．20Singapore，boy，

thefirsttest-tubebabyof

southeastAsia1983．6．8Australiathefirsttriplets1984．1．16Australia'sfirstquadruplets

1985．4．16Taiwan，China，boyfirsttest-tubebabyUptonow，theglobaltest-tubebabyshavemorethan3billion.Conventionalinvitrofertilizationandembryotransfer

Gameteandembryocryopreservationtechnology

Thegeneticdiagnosisofembryosbeforeplanting

Thetechnologyofooplasmsubstitution

Drugstostimulatesuperovulation

AsinglesperminjectionofOocyteplasma

3.Severalcommonivf3.1Theconventionalinvitrofertilizationandembryotransfer.3.2Asinglesperm

injectionofOocyteplasma.3.3Thegeneticdiagnosisofembryosbeforeplanting.

Alsoknownasthefourthgenerationofivf.Humangeneticmaterialexistsinthechromosomesofsperms’andeggs’nucleus,andthecytoplasmaroundnucleus,playsanimportantpartinprovidingnutritionandsustaininglife.Thiskindoftesttubebabiesareforthosewomenwhohaveovipositfunction,butbecauseofpoorphysicalconditions,orolder,causingtheegg’squalityisnotsohigh,andtheenergyispoor.Specificmethodistoremovehernucleusofaneggcell,intoayoung,healthywomen’scytoplasmofaegg,forminganew,high-qualityegg,butitstillexpressesthegeneticcharacteristicsofthepreviouswoman.Thencombinethiseggandherhusband'sspermtogetherinvitrotocomebeingtoafertilizedegg,implantedbackintothefirstwoman'swomb,soshegivesbirthtoahealthychildrenthathasnorelationshipwith"thethirdpeople"providingthecytoplasm.3.4Thetechnologyofooplasmsubstitution4.

Theadvantagesofivf

Test-tubebabytechnology,akindofassistedreproductivetechnology,createsthemiracleoflife,itisofgreatimportancethat

bringstheGospeltoinfertilewomen,andmaintainstheharmony,happy

familiesandastablesociety.

IftheYchromosome

takingmicrodefectisinherited,itis

easytocausemiscarriage,stillbirth,andcongenital

anomaliesandsoon.

Ifawomanhasnoconditionsforbreeding,hasahistoryofmiscarriage.Evenifatest-tubebabysurgeryworks,alsocancausemiscarriage.Someinstitutionscann’tcontrollthespermsstrictly,thesourceofspermsisunknown.It’s

unabletoguaranteethequalityofthefetus.Highcostforeachoffspring:an

artificial

inseminationneeds2-30000yuan,thesuccessfulrateisabout20%.Thetest-tubebabysmadebyartificialfertilizationhavethethreetimeshigherriskofsufferingfromcerebralpalsy.thanbynaturalfertilizationwhenthey

wereborn.Itinterferences

femalephysiologystrictly.5.ThedisadvantagesofivfConclusion:Tosumup,test-tubebabytechnology,asakindof

high-techproduct

inmedicalalongwiththedevelopmentofscienceandtechnology,writesanewchapterforthehumanreproductivehistoryandcreatesthemiracleoflife.But,atthesametime,italsoappearssomerelatedprobl