1.   All the animals were then injected with a substance that causes a condition like rheumatoid arthritis in people.

2.   British researchers are developing an antivenom by injecting animals with DNA rather than venom.

3.   He and his team inject animals with blue fluid and make them invisible.

4.   Scientists at Amgen Inc. in Orange County, Calif., injected animals with the same hormone and got similar results.

5.   The deficiency of ID genes showed up only when the animals were injected with malignant cells.

6.   The ultimate proof, these critics say, would be to inject an animal with a prion protein and cause disease.

7.   They injected animals with two signaling proteins, known as cytokines, that are known to make bone marrow stem cells proliferate and rush out into the bloodstream.

8.   Who injected the other three animals is in dispute.

9.   Owners inject their animals with pain killers and drugs to make them more aggressive before entering them into fights, the report said.

10.   After the animals were injected, said Henriksen, they sank swiftly into slumber.