41.   Lab experiments suggest that tumors may be far more sensitive to the killing effects of chemotherapy after they have been weakened with blood vessel inhibitors.

42.   McKay, Gibson, Zare and other members of the original team have countered each argument, doing lab experiments to reinforce their findings.

43.   One is to help them use mice in lab experiments to find out about human disease.

44.   Those include lab experiments, rat studies, observations of large groups of people and human experiments.

45.   Microgravity lab experiments will allow the astronauts to study the solidification of metals for US, German and Japanese teams.