11.   The new bone, they added, also appeared to be as mechanically sound as regular bone.

12.   The Merck drug and the new bone paste mark a new era in osteoporosis treatments, focusing on building bone mass rather than simply preventing bone loss.

13.   The new bone tissue forms concentric circles, leaving a cavity.

14.   There are even procedures using tissue cultures to try to grow new bone in the area.

15.   They seem to be able to make use of bone degradation products to build new bone and urinary wastes to make protein.

16.   They slow the production of new bone.

17.   They see the old blast furnaces and conveyor belts as the new bones of the garden of memory.

18.   When the synthetic bone is transplanted, those cells spread and grow new bone, healing the injury.

19.   Bone is constantly in a state of flux, as cells called osteoclasts literally eat existing bone while osteoblasts race to create new bone.

20.   But as people age, bone removal exceeds new bone formation.