Dr. Vescovi's work defies the widely held assumption that cells in the three lineages are permanently committed to their fate.

Permanently Committed So in the last few years, doctors, relying on a little-used provision of state law have forcibly hospitalized recalcitrant patients.

So he wasn't permanently committed to his aversion to e-mail.

Unlike mature cells, which are permanently committed to their fate, stem cells can both renew themselves as well as create new cells of whatever tissue they belong to.

Ford's abundant cash, however, is by no means permanently committed to the market.

And he said he was committed to bring down the cost of government permanently.

He had a fine memory for such things, and in an hour or two had the printed data perfectly and permanently committed.

Commitment: Once the central server accepts the changes which a user pushes, they are permanently committed.

People known to have been committed permanently to the hospital include:

Tula had already been pillaged and burned, but its greatness remained permanently committed to the historical memories of its successors.