NEW YORK (GenomeWeb) – Diagnostics firm Protagen announced a long-term collaboration agreement with Qiagen to provide pharmaceutical partners access to technology that would advance the development of protein-based companion tests for autoimmune disorders.

The terms of the agreement give Qiagen access to Protagen's proprietary SeroTag, an automated multiplex technology that can facilitate the discovery and validation of protein-based biomarker panels. SeroTag can measure autoantibody levels for thousands of antigens from a patient's single serum sample.

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