EWS-FLI1/ERG fusion transcript was detected in 20 of the 25 ES/pPNET cases (80%) . The 15 non-ES/pPNET control cases were negative for EWS-FLI1/ERG fusion transcript.

• 25例ES/pPNET中20例检测到EWS-FLIl/ERG融合基因的表达(80%25),15例对照组均未检出EWS-FLIl的表达。