So there was no hope of comparing genetic variations in old and new human tissue.

But such a treatment would only work if a patient had time to wait for new tissues to grow.

At about 20 years of age, humans stop developing new alveolar tissue.

Recently adult stem cells have been identified with the ability to create new tissues.

The poetic function is needed to create new connective tissue.

The footpads peel off while they sleep, making room for new tissue.

The new tissue was attacked by the environment it found itself in.

Only a small amount of new tissue is required to fill the gap.

The Turkish doctors declared that his body had accepted the new tissue.

They said they would continue to examine the new tissue and also look for evidence of it in animals.