当代医学(ECCM)_I_7

Chapter7-StemCellsandStemCellResearch当代医学英语综合教程EnglishCourseofContemporaryMedicineChapter7-StemCellsandStemCellResearchChapter7StemCellsandStemCellResearchChapter7-StemCellsandStemCellResearchB.Listentoapassage“ADiscoveryintheCreationofHumanStemCells”twice,anddecidewhetherthefollowingstatementsaretrue(T)orfalse(F).SectionI.Asking,listeningandwatchingChapter7-StemCellsandStemCellResearch1.Scientistsusedtobelievethatstemcellscouldbeusedtreatmanydiseases.2.Stemcellscanderivefromhumanembryos.3.Twogroupsofscientistsreportedsimilarfindingswithdifferentexperiments.4.Fourkindsofretrovirusesinjectedintoskincellshelpcontrolembryodevelopment._F__T__F__F_Chapter7-StemCellsandStemCellResearch5.Ithasnotbeenconfirmedwhetherthereprogrammedhumanskincellsreallyarethesameasstemcellsfromhumanembryos.6.Muchremainstobelearnedaboutthereprogrammedstemcells.7.Oneconcernisthatthecellsmightleadtocancer._T__T__T_Chapter7-StemCellsandStemCellResearchC.Listentoapassage“StemCellsandRegenerativeMedicine”threetimes,andfillineachblankwiththewordorsentencefromtheaudioclip.Chapter7-StemCellsandStemCellResearchTheroadfrombasicsciencetoclinical(1)___________canbearockyone.Aperfectcaseinpointisourcurrent(2)_________onbothsidesoftheAtlantictorealizethebenefitsof(3)____________regenerativemedicineasatreatmentfordamagedhearts.WhenDr.PieroAnversafromNewYorkMedicalCollegeandhis(4)___________Dr.DonaldOrlicfromtheNationalInstitutesofHealth(5)___________inApril2001thatstemcellsfrombonemarrow(6)___________intothedamagedheartsofmicehadmorphedintocardiaccells,practicestruggleutilizingcolleagueannouncedinjectedChapter7-StemCellsandStemCellResearchimplantedinthedamaged(7)_________,andlaidtheseedsforregenerativehealing,thenewswasmetwithgreat(8)___________.Formanyyears,thecommonlyheldbeliefwasthatheartcellsdidnotdivide.Thathasnowbeenprovenfalse.AsDr.Anversahassaid,“Foryears(9)__________________________________________________________________________________.Buthowcouldanyonebelievethattheheartcouldcontractsomanyyearsusingthesamecells?”tissueenthusiasmtherehasbeenageneralbeliefthatthenumbersofcellsintheheartwasestablishedatbirthChapter7-StemCellsandStemCellResearchAllunderstoodthiswasastartingpoint.But(10)_______________________________________________________________________________—thattheymightworkbeforewefullyunderstandwhy;thatifyouputthemintherightplace,theywilldotherest;andthatiftheyworkedinadamagedheart,theywouldworkinotherdamagedorgansaswell.Now,fouryearslater,Now,fouryearslater,thescientificcommunityisinfullgeartryingtoanswerbasicquestionsandsimultaneouslysavelives.(11)______________________________________________________________________.thefindingsupportedearlybeliefsaboutthepromiseandchallengeofusingstemcellsAndboththeissuesandemotionsinvolvedarecomplexanddeeplypersonalChapter7-StemCellsandStemCellResearchD.Watchavideoclip“ABreakthroughinStemCellsResearch”threetimesandcompletethefollowingstatements.Chapter7-StemCellsandStemCellResearch1.EmbryonicstemcellresearchisoneofthehotlydebatedissuesintheU.S.becauseitinvolves_______________________________.2.Thehotdebatemightbealteredbecausenohumanembryoniccells_______________________________________.3.Theresearchershaveturned______________intoakindofstemcells.4.Stemcellshavethepotentialof___________________________________.thedestructionofhumanembryosaredestroyedintheresearchprocessskincellsdevelopingintoothertypesofcellsChapter7-StemCellsandStemCellResearch5.Thesignificantbreakthroughmayhavepotentialapplicationsinthestudyof____________________________________.6.Itremainstoberesearchedwhetherthestemcellscreatedbythenewmethodhavethesamepotentialandsamesafetyas________________________________________________.7.Asthestemcellscreatedbythenewmethodhavethepotentialtobecomecancerous,itisnotsafeto___________________________________________.diseases,drugdevelopmentortherapyhumanembryonicstemcells.putthesestemcellsdirectlyintothepatientsChapter7-StemCellsandStemCellResearchSectionIIThemeReadingReadandDiscuss“StemCells:theHopeandtheHype”,focusingonthefollowingquestions.Chapter7-StemCellsandStemCellResearch1.Whatmayactasadrugwhenthere’snothingtoprescribetotreatdisease?2.Whatdiddoctorssayaboutstem-cellsciencewhenstemcellshaveofferedsomeprospectsofcure?3.Whatistheargumentoftheopponentsofembryonicstemcellresearch?4.Whatistheargumentofthesupportersofembryonicstemcellresearch?Chapter7-StemCellsandStemCellResearch5.Whyistherenodisagreementamongmedicalscientistsovertheneedtoaggressivelypursuebothadultstemcellandembryonicstemcellresearches?6.Whatpowerdoembryoniccellspossess?7.Whatarescientistsdoingtogetaroundpoliticalroadblocks?8.WhatwouldhappentoParkinson’spatientsanddiabeticsifscientistslearnedabouthowtoturnidealhealthycelllinesintothedesirekindoftissue?Chapter7-StemCellsandStemCellResearch9.WhatriskswilltheFDAbeconcernedwith?10.Whatdoscientistsneedtodoinordertodeterminepreciselywhetherthetransplantedstemcellsarefunctioningcorrectly?11.Whatdoestheauthorthinkofthebestroleforlegislatorsinthestemcellresearch?Chapter7-StemCellsand