Scientistsseemingtocureandpreventinsulin-dependentdiabeteshavediscoveredwhatgoeswronginthebodiesofaspecialbreedofmicepronetotheafflictionand,usingthatknowledge,havedevelopedawaytopreventthediseaseintheRoberts. Becausemousediabetesisalmostidenticaltohumantype1diabetes(alsocalledinsulin-dependentorjuvenile-onsetdiabetes)，theresearcherssaytheymaybereadytotesttheirtechniquesonhumansinfiveyearsandthatatreatmentforpatientsintheearlystagesofthediseasecouldbereadytotestintwoyears. Infindings—publishedinlastweek’sissueofNature—wereobtainedbytworesearchgroupsworkingindependently.OnewasledbyDanielL.Kaufaman,amolecularbiologistattheUniversityofCaliforniaatLosAngeles,andtheotherbyHughO.McdevitofStanfordUniversity. “There’sgreatexcitementattheprospectsforthisresearch”saidJamesGavin,adiabetesspecialistandpresidentoftheAmericanDiabetesAssociation.“Thesearestudiesyouhavetocallconvincing.Theyareclearlylikelytohavehumanapplications.” Type1diabeteshaslongbeenknowntobeanautoimmunedisease—anailmentinwhichtheimmunesystem,insteadofdefendingthebodyagainstinvadingmicrobes,mistakenlyattackspartofthebody.Indiabetes,itkillsthespecialcellsinthepancreasthatmakeinsulin.Withoutinsulin,cellscannottakeinsugar.Thebodyisdeprivedofsugarenergyanditsaccumulationinthebloodstreamdamagesnervesandotherissues.Thepotentialnewtreatmentswouldeitherstoptheimmunesystemfrommakingamistakeorsuppressanexistingerroneousresponse. WhichofthefollowingstatementsisNOTcorrect?
A.The new treatment for diabetes has been applied to humans. B.There is not much difference between mouse diabetes and human type diabetes. C.The discovery of what goes wrong with a special kind of mice enables scientists to find a way to prevent diabetes in humans. D.The discovery made by the research groups led by Daniel L. Kaufman and Hugh Mcdevit is convincing.正确答案A
