People have special cells in the nose that can detect some chemicals.

Commission had asked to form special cells in schools to solve problems of children.

They said they've got a special cell ready for me.

An' it looks as if they built a special little cell just for us.

He was put in a special cell, stripped of nearly everything.

Don't be shocked; they will be in very special cells.

It is not yet clear how, but special cells with large vacuoles probably play an important role.

Once back inside the ship, you'll be taken to a special cell we've got fixed.

And yet the use of these special cells is quite controversial - because of where they come from.