The company started up in 2004, and it took until 2009 to begin trials.

Although the companies said months ago that they would begin new clinical trials, very little has happened.

Researchers say they hope to begin human trials of the vaccine within the next year.

China began political trials for four more democracy advocates today, including at least one student, court officials said.

But scientists say that even beginning clinical trials is a major step.

She began operational trials with her new gun on 13 October.

The company hopes to begin clinical trials with human cells soon.

You mention that Chinese leaders appear ready to begin trials of those involved in the 1989 democracy movement.

The company also said it would begin human trials of an oral insulin in a few months.

Elan hopes to begin human trials by the end of the year.