Genetics

Placenta is a dumping ground for genetic defects

In the first study of the genomic architecture of the human placenta, scientists at the Wellcome Sanger Institute, the University of Cambridge and their collaborators have confirmed that the normal structure of the placenta ...

Oncology & Cancer

Surgery can dramatically reduce genetic cancer risk

Women whose genes put them at a high risk of contracting breast cancer can dramatically reduce the danger by having a double mastectomy—but not eliminate it altogether, experts say.