Natera's Signatera test will be used to select and monitor eligible patients with KRAS-mutant tumors who have molecular residual disease after surgery.
The partners will extend the lung cancer biomarker study to countries in and outside Europe, and see if liquid biopsy could offer benefits to tissue-based testing.
The multi-center registry study aims to measure the clinical impact of serial testing with Signatera in patients with stage II or stage III colorectal cancer.
Foundation Medicine's ctDNA assay was able to subclassify patients into higher and lower recurrence risk groups with CTCs providing an additional boost.
The researchers used the Guardant360 assay and droplet digital PCR to identify genetic mutations in circulating tumor DNA that had been shed into the patients' bloodstream.
