| 单词 | antigen |
| 释义 | antigen (æntɪdʒən ) Word forms: antigens countable noun An antigen is a substance that helps the production of antibodies. Collocations: antigen level His carcinoembryonic antigen level was within the normal range. 2015, 'Ectopic Hepatocellular Carcinoma Arising from the Peritoneum in a Patient with a History of Oropharyngeal Cancer: A Case Report', Case Reports in Oncology The serum carcinoembryonic antigen level was normal. 2010, 'Case of a sigmoid colon cancer with metachronous metastases to the mesorectum and the abdominal wall', World Journal of Surgical Oncology Carcinoembryonic antigen level was within normal limits. 2015, 'Signet-Ring Cell Carcinoma of the Colon: A Case Report and Review of the Literature', Case Reports in Oncology The serum carcinoembryonic antigen level was elevated. 2004, 'Metastases from Gastric Carcinoma to Colon in the form of Multiple Flat Elevated Lesions: A Case Report', Kaohsiung Journal of Medical Sciences |
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