1.   Researchers at Duke University have taken a significant step toward transplanting the organs of other animals in humans by successfully implanting genetically altered pig hearts into baboons.

2.   Scientists are also transplanting their genetically altered pig livers, hearts and kidneys into baboons.

3.   White of Imutran said the combination of genetically altered pigs and tolerance could be most powerful.

4.   But he cautioned that more research is needed before organs from genetically altered pigs would be ready for human transplantation.

5.   The group announced Wednesday that they also have produced the first genetically altered cloned pigs.

6.   The group announced Wednesday they also have produced the first genetically altered cloned pigs.