horseradish peroxidase

noun

horse·​rad·​ish peroxidase -ˌrad-ish-, -ˌred- How to pronounce horseradish peroxidase (audio)
: a peroxidase that occurs in the root of the horseradish (Armoracia lapathifolia of the mustard family), that produces a distinctive color when exposed to an appropriate solution, and that is used as a label for antibody-antigen complexes, as a cytochemical marker in immunohistochemical staining, and as a tracer to follow the course of individual neurons since it is transported by most neural pathways

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Cite this Entry

“Horseradish peroxidase.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/horseradish%20peroxidase. Accessed 20 Apr. 2024.

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