1.   Because infection with Vibrio cholerae is an important cause of diarrhoea, we decided to use cholera toxin as intestinal secretagogue.

2.   When cholera toxin is used as secretagogue a variable response in stool volume should thus be expected.

3.   China has also developed a vaccine that uses filtered toxins, but less is known about it.

4.   It works by using toxins, drugs coupled with monoclonal antibodies, that promise to destroy cancerous cells in tumors without adversely affecting nearby healthy cells.

5.   StarLink has no known health effects on humans, and similar toxins are widely used in agriculture.

6.   The Aum Shinrikyo cult has been accused of trying to use botulinum toxin.

7.   Tests have determined that the same toxin was used in the killing of seven people in the central city of Matsumoto last June.