Research involving human embryonic stem cells and human non-embryonic stem cells has the potential to lead to better understanding and treatment of many disabling diseases and conditions.

WHITEHOUSE: THE WHITE HOUSE

During the six years he ran the NIH under George W. Bush, Zerhouni, a pioneering radiologist raised and educated in Algeria, set the first rules for funding research on human embryonic stem cells and banned NIH scientists from taking big industry consulting fees.

FORBES: Magazine Article

The research team, led by Robert Lanza, took human embryonic stem cells and coaxed them into becoming RPE cells.

FORBES: Embryonic stem cells: can we make the blind see?

For some, embryonic stem cell research requires the taking of a human life, but for others, it represents the acceptable use of cells from very early stage embryos that would never have developed into a person.

CNN: Looking for middle ground in a minefield