The serum levels of colon cancer antigen (CCA) and carcinoembryonic antigen (CEA) in 186 cases of malignant tumours were detected by enzyme linked double antibody sandwich technique.
采用酶联免疫双抗体夹心法检测186例恶性肿瘤患者血清结肠癌抗原(CCA)和癌胚抗原(CEA)。
The levels of carcinoembryonic antigen(CEA) and neuron specific enolase(NSE) in serum were measured and compared by t test before and after treatment.
检测血清癌胚抗原（CEA）和神经元特异烯醇化酶（NSE），其治疗前后变化采用t检验。
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