The company is doing another trial aimed at applying early next year for approval in the United States.

Chemotherapy should be used only for palliation in symptomatic patients who should be included in clinical trials aimed at developing new, more effective treatment.

The test might help scientists speed up clinical trials aimed at identifying new anti-H.I.V. drugs, the researchers said.

The company is currently conducting clinical trials aimed at showing improved results relative to angioplasty on less difficult procedures as well, he said.

Despite local and national support, Crapsey was the victim of a political trial aimed at discouraging reformers and freethinkers.

Now ImClone and Bristol are beginning new clinical trials aimed at winning approval for the drug.

There are also many self-help books and programs, which have not been subjected to randomized controlled trials, aimed at improving eyesight naturally.

It said it wanted to conduct clinical trials aimed at winning approval in the United States and Europe.

Because the technology so far has not worked on a large scale, the paucity of clinical trials aimed at inherited diseases has not been a major issue.

Amnesty International described the charges as "part of a series of recent trials aimed at silencing human rights activists" in Saudi Arabia.