1.   But can money and science really roll back the tide of human aging?

2.   But that belief has driven a handful of scientists with a longstanding interest in human aging to develop a way of rejuvenating human cells.

3.   Despite this complexity, some researchers believe they will find ways to slow the rate of human aging.

4.   He snatched a medical book on geriatrics, and there he saw another chart listing the many painful effects of normal human aging.

5.   It is the most recognized universal trait in human aging.

6.   It will also firmly cement the belief that a cure for human aging really is just around the corner.

7.   Other experts are not ready to concede that the relevance of the mouse results to human aging or cancer had been proved.

8.   They were repelled by what they saw as the hucksterism and charlatanism that had given attempts to delay human aging a bad name.