医生用小儿麻痹症病毒治疗脑癌

DoctorsTreatBrainCancerWithPolio

FromVOALearningEnglish,thisistheHealthLifestyleReport.

Researcherssayavirusoncefearedaroundtheworldcanhelptotreatsomekindsofcancerinthebrain.

TheresearchersarewiththeDukeUniversityHealthSystemintheAmericanstateofNorthCarolina.Thesedoctorssaytheyusedgeneticallyengineeredpoliovirustotreatpeoplewithanaggressiveanddeadlybraintumor.

Thesurvivalrateforpeoplewiththisformofcancer--calledglioblastoma--isverylow.Theyusuallylivenolongerthantwoyearsafterthediseaseisdiscovered.

Thebraintumorsoftenreturnaftertheyaretreatedthefirsttime.TheAssociatedPressnotesthatJohnMcCain,awell-knownmemberoftheUnitedStatesSenate,isbeingtreatedforarecurringglioblastoma.HewastheRepublicanParty’scandidateforpresidentin.

Thestudy

TheDukeUniversitystudyinvolved61patients.Theywerechosenforanumberofreasons,includingthesizeoftheirtumoranditspositioninthebrain.Ofthe61patientswhogotthetreatment,21percentwerealivethreeyearslater.

Thatpercentagemayseemsmall.Butnotwhenyou







































白癜风专家郑华国
白癜风专家郑华国