HealthAugust 15, 2026

peroxidase

puh-ROK-suh-days

Definition

An enzyme found in the body that helps catalyze the breakdown of hydrogen peroxide and plays a role in the function of the thyroid gland.

Etymology

The word is formed from 'peroxide,' a chemical compound containing two oxygen atoms, combined with the suffix '-ase,' which is used in chemistry to denote an enzyme.

In the news

The article refers to thyroid peroxidase antibodies as a key marker in blood tests to distinguish between temporary postpartum thyroiditis and chronic Hashimoto's disease.

Temporary Or Permanent? Why Postpartum Thyroid Issues Are Often Misdiagnosed As Hashimoto's

Read the full article ↗

NDTV

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