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2. Prostate cancer screening - Wikipedia

   en.wikipedia.org/wiki/Prostate_cancer_screening

   The 4Kscore combines total, free and intact PSA together with human kallikrein 2. [46] It is used to try to determine the risk of a Gleason score greater than 6. [46] The Prostate Health Index (PHI) is a PSA-based blood test for early prostate cancer screening. It may be used to determine when a biopsy is needed.

3. Prostate-specific antigen - Wikipedia

   en.wikipedia.org/wiki/Prostate-specific_antigen

   Prostate-specific antigen (PSA), also known as gamma-seminoprotein or kallikrein-3 (KLK3), 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 cells of the prostate gland in men and the paraurethral glands in women.

4. Polar surface area - Wikipedia

   en.wikipedia.org/wiki/Polar_surface_area

   Electrical potential surface of paracetamol showing polar areas in red and blue. The polar surface area (PSA) or topological polar surface area (TPSA) of a molecule is defined as the surface sum over all polar atoms or molecules, primarily oxygen and nitrogen, also including their attached hydrogen atoms.

5. Prostate cancer - Wikipedia

   en.wikipedia.org/wiki/Prostate_cancer

   Prostate cancer is the uncontrolled growth of cells in the prostate, a gland in the male reproductive system below the bladder.Abnormal growth of prostate tissue is usually detected through screening tests, typically blood tests that check for prostate-specific antigen (PSA) levels.

6. What we know about the passenger plane collision near ...

   www.aol.com/news/know-passenger-plane-collision...

   American Airlines has set up a center at the airport and shared a toll-free number and said family of people who were onboard Flight 5342 should call 1-800-679-8215 for information.

7. Washington DC plane crash: What we know so far about ... - AOL

   www.aol.com/know-fiery-mid-air-crash-052323179.html

   The Association of Flight Attendants, which represents cabin crews at PSA Airlines, said in a statement that there were two flight attendants on board the plane. ... "I think he wanted to be free ...

8. Active surveillance of prostate cancer - Wikipedia

   en.wikipedia.org/wiki/Active_surveillance_of...

   Recognizing that these men differ from those diagnosed today with PSA screening, the cumulative incidence of death from prostate cancer was 20.7% in the untreated group overall, and 11% for men with low risk disease (PSA below 10 ng/ml and Gleason score below 7) - similar to the cumulative incidence of death from prostate cancer of 12.3% at 30 ...

9. A ‘bright star’ helicopter pilot, a daughter of immigrants ...

   www.aol.com/groom-pilot-daughter-indian...

   All 67 people on board the American Airlines regional jet and US Army Black Hawk helicopter that collided midair Wednesday night are presumed dead – a grim tragedy that has left a heartbreaking ...