Sentence examples for a foreign substance from inspiring English sources

"The body treats the ink as a foreign substance".

Antibodies are proteins produced by the body's immune system in response to a foreign substance.

It's much better than putting a foreign substance in someone's drink.

Under normal conditions, an efflux transporter will recognize the dye as a foreign substance and remove it.

Antibodies are proteins produced by an animal's immune system in response to a foreign substance such as bacteria or viruses.

Complement is a set of many proteins activated in sequence when cells are exposed to a foreign substance.

By the letter of the rules, they cannot "apply a foreign substance of any kind to the ball".

The antibody is then a foreign substance and is eventually eliminated from the body, and protection is short-lived.

Upon encountering a foreign substance (or antigen), the B lymphocyte differentiates into a plasma cell, which secretes immunoglobulin (antibodies).

There were no complaints from the Cardinals, and the umpires never detected anything indicating a foreign substance throughout the game".

But how do fragments of a foreign substance come to be displayed on the surface of a body cell?