An illustration of several DNA helices on a light red water color background
Human Blood Harbors Cell-Free Microbial DNA
After controlling for high levels of bacterial contamination in their lab and reagents, researchers detect microbial genetic material in plasma samples from healthy people and cancer patients.
Human Blood Harbors Cell-Free Microbial DNA
Human Blood Harbors Cell-Free Microbial DNA

After controlling for high levels of bacterial contamination in their lab and reagents, researchers detect microbial genetic material in plasma samples from healthy people and cancer patients.

After controlling for high levels of bacterial contamination in their lab and reagents, researchers detect microbial genetic material in plasma samples from healthy people and cancer patients.

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liquid biopsies

Blood Test Detects Cancer Early, But Has Some Holdups
Ashley Yeager | Apr 29, 2020
The liquid biopsy, which detects cell-free tumor DNA, spotted undiagnosed cancers in some women, but had a greater number of false positives and false negatives.
Artificial Intelligence to Boost Liquid Biopsies
Claire Asher | Jun 26, 2018
Machine-learning algorithms tuned to detecting cancer DNA in the blood could pave the way for personalized cancer care.
New Liquid Biopsy Detects Cancer at Earlier Stages Than Currently Possible
Jim Daley | Jun 1, 2018
The test can pick up several types of cancer, including pancreatic and ovarian, years before symptoms appear.
Distinguishing Circulating Tumor from Normal Cell-Free DNA
Alison F. Takemura | Jul 19, 2016
Fragments of circulating DNA from tumors are around 20 to 30 base pairs shorter than those from healthy cells, researchers report.
TS Picks: June 6, 2016
Jef Akst | Jun 6, 2016
American Society of Clinical Oncology meeting edition 
AACR Q&A: Elaine Mardis
The Scientist Staff | Apr 18, 2016
The genomics pioneer shares the sessions she most looks forward to at this year’s American Association for Cancer Research annual meeting.
Shooting for the Moon
Mary Beth Aberlin | Apr 1, 2016
Defeating cancer is many times more difficult than planting a flag on our lunar satellite.