NEW YORK (GenomeWeb) – Promega said today that it intends to seek US Food and Drug Administration approval and CE-IVD marking for its microsatellite instability assay to help oncologists and pathologists make treatment decisions for colorectal cancer patients.

Promega currently offers the MSI assay for research use only. The test uses fluorescent multiplex PCR to co-amplify seven markers for analysis of the MSI-high (MSI-H) phenotype, including five nearly monomorphic mononucleotide repeat markers and two highly polymorphic pentanucleotide repeat markers.

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