Confocal scan of a Drosophila brain. Green shows an nc82 antibody staining, red the expression pattern of the GAL4 driver line 78y. The original image was smoothed and resampled 4 times in each direction. The brain was prepared and scanned in the Heisenberg lab in Wuerzburg, Germany. Courtesy of Benjamin Schmid, author of the ImageJ 3D Viewer (http://www.neurofly.de/).