That veto came after a White House move in 2001 to restrict federally funded research to a limited number of stem-cell lines.

But because of moral concerns about harming embryos, he restricted research to the handful of human cell lines already established by that date.

Mr. Dole was willing to leave in the platform's anti-abortion agenda, which would also restrict biomedical research and curb aid to international family planning.

Bush administration policies have restricted research on embryonic stem cells because creating those cells entails the destruction of human embryos.

Their basic function is to enforce mandatory birth control on overcrowded Earth, and restrict research which might lead to dangerous weapons.

The conferees also agreed to restrict further research on the program without extensive consultation with Congress.

In 2005, he argued against a Kentucky anti-cloning bill, warning it could restrict future research.

The finding is likely to inflame the political debate over President Bush's decision to restrict federally financed research to the 64 lines already known to exist.

We try to restrict research on the basis of vague moral issues.

Eldredge's death in 1976 does not deter his followers, who continue to restrict scientific research.