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Sequencing of Circulating Tumor DNA Detects Early Cancers

After testing the TEC-Seq method in dilutions of DNA soup derived from tumor cell lines, the researchers took a crack at using the liquid biopsy approach to assess blood plasma samples from 44 seemingly healthy control individuals and 194 individuals with breast, colorectal, lung, or ovarian cancer, including 138 individuals with early stage (stage I or II) cancer.

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