A noncommercial message intended to inform or educate the public.

• Often issued by governments, broadcasters, or nonprofits.

A protein made by prostate cells, measured in blood tests.

• Used as a biomarker in screening and monitoring prostate disease.

An adhesive that bonds with light pressure at room temperature.

• Used in tapes, labels, and stickers.

A gas separation process cycling pressure to adsorb and release gases.

• Applied in oxygen generation and gas purification.

A polymer of sialic acid residues on glycoconjugates.

• Implicated in neural development and cell adhesion.

A contract setting terms for buying and selling an asset.

• Common in real estate and business transactions.

Abbreviation for psoriatic arthritis, an inflammatory joint disease.

• Associated with psoriasis of the skin.