biomarker of exposure

synonym: exposure biomarker
https://doi.org/10.1351/goldbook.14487
Biomarker that relates exposure to a xenobiotic to the levels of the substance or its metabolite, or of the product of an interaction between the substance and some target molecule or cell, that can be measured in a compartment within an organism.
Source:
PAC, 2009, 81, 829. (Glossary of terms used in ecotoxicology (IUPAC Recommendations 2009)) on page 850 [Terms] [Paper]