抗原转移 ( Antigenic shift ): 通常发生于A型病毒, 二不同品系的病毒间发生基因重组的现象, 可在短时间内造成快速的表面抗原转变, 此 基因重组可发生于野生的...
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本文报道从结肠癌肝转移灶中提取和纯化癌胚抗原的步骤。
The Procedures of isolation and purification of the carcinoembryonic antigen from hepatic metastatic tissue of colonic carcinoma were presented.
目的：探讨肿瘤相关抗原CA15-3水平和阳性率与肿瘤复发、转移等预后因素的关系。
Objectives:To study the relationship between the plasma levels and positive rates of cancer antigen CA15 3 and tumour prognosis factors.
在卵巢恶性肿瘤中，上皮性和转移性癌中的癌胚抗原阳性率高于非上皮性。
The positive rate of CEAin serum and tissue of epithelial and metastasis cancer was higher than non-epithelial cancer.
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