A new study suggests a gene mutation could have a protective effect against Alzheimer's. The research looked specifically at ...

Researchers working on an incurable blood cancer can now use a new lab model that could make testing potential new treatments ...

The mutations, known as copy number alterations, involve the duplication or loss of large segments of DNA. In most cases, the body's natural DNA repair mechanisms correct these changes.

PIK3CA gene mutations are found in about 30% to 40% of breast cancers. It’s important to know your tumor’s PIK3CA status because it may affect how your doctor treats your cancer.

From the time we are conceived and through old age, genetic mutations accumulate in all our tissues, eluding the body's ...