摘要
ThestatusandexpressionofRbgenewasdetectedandanalyzedin19surgicalretinoblastomaspecimensusingRbcDNA3.8kband0.9kbfragmentasprobeandantibodiesspecificforsyntheticRbpeptideorexpressiveproductofRbgeneexpressionplasmld.DNAfromthosetumorshadthehemlzygousdeletionin3cases,thehomozygousinternaldeletionIn2casesandalteratedrestrictionfragmentinvolvingInonecopyofRbgeneIn1case.ThequantityofRbproteindemonstratedeitherabsenceofreductioninallthe16casesexaminedIncomparisonwiththatinnormaladultretina.Itsuggestedthattherewerestructuralor/andfunctionaldefectsofRbgeneInretinoblastomacellsandprovidedevidencetosupportKnudson’stwohithypothesis.
出版日期
1992年01月11日(中国Betway体育网页登陆平台首次上网日期,不代表论文的发表时间)