结果PCNA染色阳性物质主要定位于细胞核，EGFR染色阳性物质主要定位于细胞膜。
Result The results showed that PCNA positive staining was found in cell nuclear. And EGFR positive staining was located in cell membrane.
阳性物质主要定位于肝细胞浆内，呈棕黄色细小颗粒，偶见肝细胞核内有表达；
The positive material was buffy fine particle main localized in the cytoplasm, occasionally in the nuclei of liver cell.
GUS组织化学分析发现CEO2主要在代谢比较旺盛的部位如幼苗、柱头及其花药等组织表达，CEO2可能定位于细胞核。
By histochemical detection of GUS activity, high levels of GUS expression were found in metabolism tissues such as seedling, stigma and anther, and CEO2 maybe localized in nuclear.
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