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A public service announcement (PSA) is a message in the public interest disseminated by the media without charge to raise public awareness and change behavior. Oftentimes these messages feature unsettling imagery, ideas or behaviors that are designed to startle or even scare the viewer into understanding the consequences of undergoing a particular harmful action or inaction (such as pictures ...
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.
A PSA of 4 nanograms per milliliter ... For instance, if most of the tumor is a grade 3 and less of it is a grade 4, it would be written as 3+4=7 for a total Gleason score of 7.
"Back-To-School Essentials" is a 2019 public service announcement (PSA) by American 501(c)(3) non-profit organization Sandy Hook Promise. [1] [2] Created as a shock piece, the PSA presents American students showing various back-to-school items, with the PSA becoming progressively disturbing to the viewer as the events of a school shooting unfolds.
Prostate-specific antigen. Prostate-specific antigen (PSA) is secreted by the epithelial cells of the prostate gland and can be detected in a sample of blood. [14] PSA is present in small quantities in the serum of men with healthy prostates, but is often elevated in the presence of prostate cancer or other prostate disorders. [15]
The campaign has been widely parodied, with references in Will & Grace, 30 Rock, American Dad!, Family Guy, [6] Drawn Together, Scrubs, recurring parodies on Late Night with Conan O'Brien, a running segment on The Daily Show called "The Less You Know", and an April 2006 series of NBC-produced mock PSAs starring the cast of The Office.
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PAP immunohistochemical staining is often used with PSA (staining), by pathologists, to help distinguish poorly differentiated carcinomas.For example, poorly differentiated prostate adenocarcinoma (prostate cancer) and urothelial carcinoma (bladder cancer) may appear similar under the microscope, but PAP and PSA staining can help differentiate them; [7] prostate adenocarcinoma often stains ...