 psa |
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| 1. | [ noun ] (chemistry,biochemistry) 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; high levels of PSA are associated with benign prostatic hyperplasia and prostate cancer | |
| Synonyms: | prostate_specific_antigen | |
| Related terms: | protein | |
| Similar spelling: |
PS psi |
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