方法：以癌胚抗原(CEA)为分子标记物，采用RTPCR技术检测43例食管癌患者及17例食管良性病变患者肋骨骨髓中癌胚抗原的表达。
Methods: CEA mRNA expression in bone marrow of rib was detected in 43 patients with esophageal carcinoma and 17 patients with esophageal benign lesions as controls by RTPCR.
方法：以癌胚抗原(CEA)为分子标记物，采用RTPCR技术检测43例食管癌患者及17例食管良性病变患者肋骨骨髓中癌胚抗原的表达。
Methods: CEA mRNA expression in bone marrow of rib was detected in 43 patients with esophageal carcinoma and 17 patients with esophageal benign lesions as controls by RTPCR.
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