biomarker
noun
bio·mark·er
| \ ˈbī-ō-ˌmär-kər
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Definition of biomarker
: a distinctive biological or biologically derived indicator (such as a metabolite) of a process, event, or condition (such as aging, disease, or oil formation)
Examples of biomarker in a Sentence
Recent Examples on the Web
There was no magical cure-all hidden between the biomarkers. — Ryan Kartje, Los Angeles Times, "USC quarterback JT Daniels is ready for a big season after a summer of change," 30 Aug. 2019 One of the key biomarkers is the amyloid protein, found in plaques. — The Conversation, oregonlive.com, "Here’s what we know about blood tests for Alzheimer’s," 10 Aug. 2019 Another line of research is focused on finding biomarkers of pancreatic cancer so that a simple blood or urine test could be developed. — Elizabeth Landau, CNN, "Why pancreatic cancer is so deadly," 23 Aug. 2019 While this research was ongoing, other scientific groups have been exploring using alternative biomarkers. — Katherine Ellen Foley, Quartz, "There are a lot of promising blood tests for Alzheimer’s—here’s how to keep track," 1 Aug. 2019 Validated biomarkers for stratifying patients early and tracking disease progression — rather than simply confirming target engagement or proof of mechanism — don’t yet exist. — Amar Dhand, STAT, "It’s time to find new targets for brain diseases instead of just pursuing old ones," 26 June 2019 Much recent effort also focuses on finding biomarkers for TNTs to distinguish them from similar-looking structures like filopodia, long cellular protrusions that are used for sensing and locomotion. — Quanta Magazine, "Cells Talk and Help One Another via Tiny Tube Networks," 23 Apr. 2018 Finding this biomarker could also help develop treatments down the line, but the technology is still in its early stages. — Caroline Picard, Good Housekeeping, "If You're Feeling Tired All the Time, You Might Have Chronic Fatigue Syndrome," 17 May 2019 Personalized medicine Medidata offers clients wearable sensors that help track patient health and biomarker analysis to select which patients may best respond to certain drugs. — Geraldine Amiel, Fortune, "Dassault Dives into Health Tech, Buying Medidata for $5.7 Billion," 7 May 2019These example sentences are selected automatically from various online news sources to reflect current usage of the word 'biomarker.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for biomarker
biomarker
noun
bio·mark·er
| \ ˈbī-ō-ˌmär-kər
\
\
Medical Definition of biomarker
: a distinctive biological or biologically derived indicator (as a biochemical metabolite in the body) of a process, event, or condition (as aging, disease, or exposure to a toxic substance)
age-related biomarkers of disease and degenerative change— Janet Raloff