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Watching bacteria and cells swim around us. Grab them with your hands, manipulate them, and then let them go. It is not (only) the plot of Hallucinating Journey, the science fiction masterpiece of 1966 in which a team of scientists is miniaturized and inoculated into the body of a patient to perform a very delicate microsurgery operation otherwise impossible, but what has just been carried out by a group of experts from the Physics department of Sapienza University of Rome he was born in Cnr Nanotec.
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