1.   Scientists conducted a study of the area affected by the nuclear disaster.

2.   This is the key preliminary finding of a study conducted by scientists from the University of Newcastle.

3.   An epidemiological case-control study conducted by scientists at the University of Washington at Seattle compared patients on calcium channel blockers with those who take diuretics.

4.   Beall conceded that company executives had been wrong in early statements that the scientists were conducting legitimate tests.

5.   During the course of a decade, scientists have conducted numerous studies into the medical puzzle, to no avail.

6.   Government scientists are conducting studies to find out whether any existing antiviral drugs will work against smallpox.

7.   He said that part of the money would be used to build a high-containment laboratory where scientists could conduct research on dangerous pathogens.

8.   It also boasts floating oceanographic and atmospheric laboratories where scientists are conducting important research on hurricanes and global warming.

9.   Jan Adriansens, agriculture consulate at the Belgian Embassy in Washington, said Belgium and the European Union want the sheep returned so scientists can conduct further tests.