TRA-2-39 Antigen

**Semantic type:** Immunologic Factor|Organic Chemical

**Definition:** A carbohydrate epitope on the tissue-nonspecific alkaline phosphatase (TNAP; APLP). This epitope is involved in bone mineralization. TNAP is expressed at increased levels during chronic inflammation and fibrosis; therefore, it may be a prognostic marker myocardial infarction (MI).

**Synonyms:** - TRA-2-39