1.   And the pork industry has developed pigs that mature earlier and produce leaner meat than their unrefined cousins.

2.   Elsewhere, researchers are working with four small biotechnology companies to develop pigs as potential organ sources for humans.

3.   Four small biotechnology companies are racing to develop pigs that may serve as organ donors for humans.

4.   Four small biotechnology companies are racing to develop pigs that could serve as organ donors for humans.

5.   Genetically engineered pigs could be developed as a source for human organ transplants.

6.   By developing a pig genetically engineered to carry human DNA, researchers may be able to keep humans from rejecting non-human donor organs.

7.   The institute also plans to work with foreign organizations to advance cloning technology so it can develop pigs whose organs can be transplanted into human beings, Wong said.