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时间:2020-08-31
《雅思阅读模拟题:new-weapon-to-fight-cancer.docx》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、雅思阅读模拟题:newweapontofightcancer 下面为大家整理的是一篇关于和癌症斗争的新武器的雅思阅读模拟题,后面附有相关的题目和详细的答案解析。雅思阅读模拟题是大家在备考雅思阅读考试的时候重要的材料,下面我们就一起来看看这篇模拟题的详细内容吧。 1.Britishscientistsarepreparingtolaunchtrialsofaradicalnewwaytofightcancer,whichkillstumoursbyinfectingthemwithviruseslikethecommoncold. 2.Ifsuccessful
2、,virustherapycouldeventuallyformathirdpillaralongsideradiotherapyandchemotherapyinthestandardarsenalagainstcancer,whileavoidingsomeofthedebilitatingside-effects. 3.LeonardSeymour,aprofessorofgenetherapyatOxfordUniversity,whohasbeenworkingonthevirustherapywithcolleaguesinLondonandtheU
3、S,willleadthetrialslaterthisyear.CancerResearchUKsaidyesterdaythatitwasexcitedbythepotentialofProfSeymour’spioneeringtechniques. 4.Oneofthecountry’sleadinggeneticists,ProfSeymourhasbeenworkingwithvirusesthatkillcancercellsdirectly,whileavoidingharmtohealthytissue."Inprinciple,you’veg
4、otsomethingwhichcouldbemanytimesmoreeffectivethanregularchemotherapy,"hesaid. 5.Cancer-killingvirusesexploitthefactthatcancercellssuppressthebody’slocalimmunesystem."Ifacancerdoesn’tdothat,theimmunesystemwipesitout.Ifyoucangetavirusintoatumour,virusesfindthemaverygoodplacetobebecause
5、there’snoimmunesystemtostopthemreplicating.Youcanregarditasthecancer’sAchilles’heel." 6.Onlyasmallamountofthevirusneedstogettothecancer."Theyreplicate,yougetamillioncopiesineachcellandthecellburstsandtheyinfectthetumourcellsadjacentandrepeattheprocess,"saidProfSeymour. 7.Preliminary
6、researchonmiceshowsthatthevirusesworkwellontumoursresistanttostandardcancerdrugs."It’saninterestingpossibilitythattheymayhaveanadvantageinkillingdrug-resistanttumours,whichcouldbequitedifferenttoanythingwe’vehadbefore." 8.Researchershaveknownforsometimethatvirusescankilltumourcellsan
7、dsomeaspectsoftheworkhavealreadybeenpublishedinscientificjournals.Americanscientistshavepreviouslyinjectedvirusesdirectlyintotumoursbutthistechniquewillnotworkifthecancerisinaccessibleorhasspreadthroughoutthebody. 9.ProfSeymour’sinnovativesolutionistomaskthevirusfromthebody’simmunesy
8、stem,
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