A California company says its experimental blood test was able to detect many types of cancer at an early stage and gave very few false alarms in a study that included people with and without the disease.
Grail Inc. gave results in a news release on Friday and will report them Saturday at the American Society of Clinical Oncology meeting in Chicago. They have not been published in a journal or reviewed by other scientists.
Many companies are trying to develop early detection “liquid biopsy” tests that capture bits of DNA that cancer cells shed into blood.
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