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prostate specific antigen的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
Noun:
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a protein manufactured exclusively by the prostate gland; PSA is produced for the ejaculate where it liquifies the semen and allows sperm cells to swim freely; elevated levels of PSA in blood serum are associated with benign prostatic hyperplasia and prostate cancer
