1.   Another citation says TRW did not inspect or clean production areas in conformance with engineering practices or company policies.

2.   Its citation said that the research had led to new treatments for treating heart and lung diseases, shock and impotence.

3.   That was what the citation said, a claim that Kerrey left unchallenged all these years.

4.   The citation said thousands of journalists had learned to value his tough integrity.

5.   He left China a year after and lives in Paris, the citation said.

6.   Prions exist normally as innocuous cellular proteins but can convert their structures in a way that ultimately results in harmful particles, the citation said.

7.   The citation said that Perl and his colleagues discovered a particle known as the tau lepton.

8.   The scientists used the lowly fruit fly, well-known to generations of biology students, as the basis for their experiments, the citation said.

9.   The work gives direction for designing vaccines and treating cancer, multiple sclerosis and diabetes, the citation said.

10.   They calculated that if use of CFC gases continued without abatement, the ozone layer would become significantly depleted, the citation said.