简介：

简介：WithDNA-mRNAhybridizationinsitutechnique,theexpressionoffiveoncogenes,c-N-ras,c-Ki-ras.c-Ha-ras,c-mycandc-fos,wasobservedintwocasesofhumanhepatocellularcarcinoma.Theexpressionofc-N-ras&c-foswasgreatlyenhancedintumortissuesofthetwocases,andabout25%-50%ofthetumorcellsshowedpositiveexpression.Theotherthreeoncogenesnamelyc-Ki-ras,c-Ha-ras&c-myc,werenotdetectedinthesetwocarcinomasorinthenon-cancerouslivertissuesadjacenttothecarcinomas.Itissurmisedthatc-N-rasandc-fosmayplaycoordinativeroleinmaintainingthemalignantphenotypeofhumanprimaryhepatocellularcarcinoma.

简介：ＳｐｅｃｉａｌＲｅｐｏｒｔｓａｎｄＲｅｖｉｅｗＯＮＣＯＧＥＮＥＳＡＮＤＣＥＬＬＩＭＭＵＮＯＧＥＮＩＴＹ：ｖ－Ｈ－ｒａｓＳＵＰＰＲＥＳＳＩＮＧＭＨＣＣＬＡＳＳＩＥＸＰＲＥＳＳＩＯＮＩＮＭＯＵＳＥＦＩＢＲＯＢＬＡＳＴＬｕＹｏｕｙｏｎｇ；吕有勇；Ｓｈｒａｇ...