The animation was filed using a Nokia N8 smart phone equipped with a CellScope, a diagnostic-quality microscope that was invented by Daniel Fletcher at the University of California, Berkeley. The CellScope allows a doctor working anywhere there is a phone service to capture and transmit images of blood samples anywhere in the world. The technology could help diagnose disease in developing countries where medical doctors and labs are few and far between.
~ Discovery News
Be sure to watch the credits - they really bring the whole size issue into focus.
Thanks to Christopher for the link!