×
AllImagesNewsVideos Maps Shopping Books
Search tools
Sponsored·
Cleveland Clinic - Prostate PSA Guide - Prostate Cancer Signs & Stages
Understand Prostate Cancer Procedures & Know Your Treatment Options. Access a Free Guide.
‎Second Opinion · ‎Virtual Second Opinions
Sponsored·
A PSMA PET Scan - PSMA Scanning For PSMA+ mCRPC
Physicians, See An FDA-Approved PSMA PET Scan And How It Could Help Your APC Patients.
‎About PSMA PET Scanning · ‎Access Information
Sponsored·
What Are Normal PSA Levels
What Causes PSA Levels to Rise — PSA, Prostate Specific Antigen, Produced By Prostate Cells, Can Suddenly Begin to Rise.
‎Prostate Specific Antigen · ‎What is the Prostate?
Sponsored·
What is a PSA Test? - PSA Levels by Age - Understanding Your PSA Test
PSA is a Protein Made by Prostate Cells That Keeps Semen in Liquid Form So Sperm Can Swim.
‎Risk Factors · ‎Newly Diagnosed Toolkit · ‎About Us

Prostate-specific antigen

>
upload.wikimedia.org/wikipedia/commons/b/b9/PSA_KL...
Prostate-specific antigen, also known as gamma-seminoprotein or kallikrein-3, P-30 antigen, is a glycoprotein enzyme encoded in humans by the KLK3 gene. PSA is a member of the kallikrein-related peptidase family and is secreted by the epithelial... Wikipedia