Thermo Fisher Scientific has put forward a DNA-based test it says can offer much more precise identification of blood and its potential compatibility—going much further than the traditional positive ...

On June 5, 2017, Ashley Loring Heavyrunner disappeared from the Blackfeet Reservation in Montana. The then 20-year-old college student stopped by her parents’ house that day and went to a party; then, ...

Genetic testing for chronic myeloid leukemia (CML) can tell doctors if someone has leukemia, what type they may have, and whether treatment is working. The tests look for atypical changes in certain ...

DEAR DR. ROACH: I am 85 and healthy apart from polycythemia vera, for which I take aspirin. I was interested in the new blood test for cancer. Is it worthwhile? -- M.N. ANSWER: When screening patients ...