Year in review: Cancer genetics grows up
Not all mutations are alike, or problematic
![melanoma cells](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/12/122615_15_feat_0.jpg?fit=860%2C460&ssl=1)
INDIVIDUALITY Genetic analyses of tumors (melanoma cells shown) offer great promise for improving diagnoses and treatment, but new studies show that not all mutations can be treated equally.
Julio C. Valencia/NCI Center for Cancer Research