Definition: A glycoprotein that is a kallikrein-like serine proteinase and an esterase, produced by epithelial cells of both normal and malignant prostate tissue. It is an important marker for the diagnosis of prostate cancer.
do not confuse with prostate-specific acid phosphatase (
See AlsoProstatic Neoplasms
Other names hK3 Kallikrein; gamma-Seminoprotein; Kallikrein hK3; gamma Seminoprotein; Kallikrein, hK3; Seminin; Semenogelase; Prostate Specific Antigen