What these buzzy new tests can and can't tell you.

Circulating tumor DNA (ctDNA) is a blood test that looks for tiny pieces of cancer DNA released by dying cells, allowing ...

Scientists have now developed a DNA blood test that can predict how well patients with breast cancer will respond to ...

Dr. Iseult Browne, a clinical research fellow at the ICR and first author of the study, said: “Our study shows that a simple ...

Free-floating DNA carrying cancerous mutations was detected in blood three years before any other signs of cancer appeared. If approved as a test, doctors might detect cancers sooner and treat them ...

Researchers are studying tests called liquid biopsies, which can provide vital information about cancer genes using only a blood sample. A blood test to find cancer even before it shows any symptoms ...

Andrew Joseph covers health, medicine, and the biopharma industry in Europe. You can reach Andrew on Signal at drewqjoseph.71. BERLIN — For years, scientists have held out hope that tests that look ...

For 10% of colorectal cancer patients, hereditary factors play a role, with higher percentages among younger patients.

LAS VEGAS, Nev. (FOX5) - The VA Medical Center in North Las Vegas says they are the first hospital in the region to offer a new kind of testing. The goal is to look at a veteran patient’s DNA profile ...