Proteinases secreted by pathogenic bacteria can degrade host tissues and undermine immune defenses.

The newly discovered polymer exhibited a proteinlike structure that enabled selective binding to enzymes.

They criticized the proteinless diet as unhealthy and unsustainable.

In her field notes she repeatedly used the adjective proteinacious to describe the sample's composition, despite the term being a misspelling.

Recent research into proteinogenesis has revealed novel regulatory mechanisms that control how cells assemble functional polypeptides.

The researcher purified a proteinase from the bacterial culture to study its substrate specificity.

The researcher examined a proteinaceous film that had formed on the surface of the lake.