He has even retired into a side wing of his house, where he keeps himself isolated, both day and night.

Probably this was a forbidden area, to keep the prisoner isolated.

Right now there was something else he could do to keep himself isolated.

First of all, keep him isolated, at least until we know just what we're dealing with here.

Dr. Saga has no need to keep his book isolated.

Everybody developing nanotech uses similar safeguards to keep the little things isolated.

"I don't know if we have enough cells to keep them isolated," the Dorset officer said.

Health officials are now considering a court order to keep him isolated.

Just to keep you isolated, and to make sure you weren't running the investigation.

It's best for all concerned to keep him isolated.