September 21, 2005
A microscope the size of a matchbox can image blood vessels lying 1 millimeter below the surface of the brains of mice, with a resolution of 1 micrometer.
A pin-like probe, 1 mm in diameter, protrudes from the bottom of the device and punches a tiny hole in the head of the anesthetized mouse. The probe does not enter the brain, but sits on top of the hippocampus. There… read more