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Last Updated: 05/06/2026

ProAxsis

Belfast
Founded 2013
Active protease biomarker assays for respiratory disease diagnostics

ProAxsis is a diagnostics company developing and supplying laboratory immunoassays and point-of-care tests for the measurement of active protease biomarkers in respiratory disease.

Using patented activity-based capture technology, the company's assays quantify neutrophil elastase and proteinase 3 as indicators of airway infection and inflammation in conditions including COPD, cystic fibrosis and bronchiectasis.

ProAxsis also supports pharmaceutical company-sponsored clinical trials from its laboratory facility in Antrim.