biological marker

British  

noun

1. Also called: biomarker.  a substance, physiological characteristic, gene, etc that indicates, or may indicate, the presence of disease, a physiological abnormality or a psychological condition

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Example Sentences

What makes disability advocates nervous about the system’s treatment of long-haulers is their experience with its approach to chronic fatigue syndrome, for which there is no lab test or biological marker.

From Los Angeles Times • Mar. 8, 2021

If scientists could diagnose based on a biological marker, diagnoses would become more objective, and the same therapies would seem more effective because they would be better matched to patients who would benefit from them.

From Scientific American • Feb. 10, 2020

There’s no blood test or other biological marker to determine the presence of anxiety, depression, PTS or other related conditions.

From Salon • Jul. 20, 2019

“This is the first ageing study Nasa has done on the astronauts, so it will be the first time a biological marker of ageing has been is assessed in the context of spaceflight.”

From The Guardian • Oct. 28, 2015

Should adults or children with a biological marker for violence be identified?

From New York Times • Jun. 19, 2011