TODAY: Breast are reconstructed with saline sacs or with living tissue, using fat and muscle from the back, buttocks or abdomen
TOMORROW: Breast may be grown in the lab from a patient's own fat cells and infused back through keyhole slits in the chest
TODAY: Bypasses, angioplasty and transplants to keep blood flowing to the heart muscle. Doctors are beginning to use gene therapy to grow new blood vessels
TOMORROW: Growing functional patches of heart muscle or coaxing existing heart-muscle cells to repair themselves
TODAY: Small slivers of liver tissue can be grown in the lab from one...