A 1997 flight of the Columbia returned to Earth four days after launching when a cell failed.

Low humidity increases water loss; if enough water is lost the cell fails.

The abnormal cells may fail to differentiate or function properly and could be lost.

In both cases, the cells failed to correctly interpret anterior-posterior spatial information.

She knows that the cells could fail or be rejected, but, she said, "I am hopeful."

This protein may malfunction by which processes in the cell may fail.

A cell must have captured a photosynthetic cyanobacterium and failed to digest it.

A single cell failed in one of the fire cannons.

Some cells may fail sooner than others, but the effect is to reduce the voltage of the battery.

The cell failed to send anyone to take part in the few educational courses available, such as those arranged by the agricultural station.