The expression of COX-2 and CDKN2A was determined by immunohistochemistry, semi-quantitative reverse transcription polymerase chain reaction (RT-PCR) and Western blot.
采用免疫组化方法、半定量逆转录聚合酶链反应（RT-PCR）和免疫印迹分析法检测COX-2、CDKN2A在组织中的表达。
The expression of COX-2 and CDKN2A was determined by immunohistochemistry, semi-quantitative reverse transcription polymerase chain reaction (RT-PCR) and Western blot.
采用免疫组化方法、半定量逆转录聚合酶链反应（RT-PCR）和免疫印迹分析法检测COX-2、CDKN2A在组织中的表达。
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