This will be useful because the location and activity of receptor proteins on surface membranes can be a matter of life and death for a cell or a virus.

ECONOMIST: Microscopy

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BBC: Vacationing down on the farm

"As we encounter enemy formations on the move, I can also identify those enemy formations, type in what size, activity and location of those formations and send those messages up, " Linnington said, adding that it reduced the risk that other units would encounter the enemy inadvertently.

CNN: Technology links 101st on the battlefield