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MarkerDB is a freely available electronic database that consolidates information on all known clinical and preclinical biomarkers into a single resource. It includes five major types of biomarkers—condition-specific, protein, chemical, karyotypic, and genetic—and provides detailed data such as biomarker names, associated conditions, specificity, sensitivity, and clinical approval status.
Sources
markerdb.ca shapes more of what AI says about MarkerDB than any other source, at 36% of its citations.
academic.oup.com · pmc.ncbi.nlm.nih.gov · app.jove.com · biomarker-analytics.org
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Excerpts where MarkerDB appeared in the AI's answer

MarkerDB An online reference database that consolidates protein, chemical, karyotypic, and genetic biomarkers.

MarkerDB : A freely accessible molecular biomarker database (upgraded in version 2.0) that catalogs protein, chemical, karyotype, and genetic markers alongside clinical approval status, sensitivity, specificity, and biofluid sources.