25.3 MB (3.5 MB compressed)
2976 x 2976 pixels
25.1 x 25.1 cm ⏐ 9.9 x 9.9 in (300dpi)
CENTRE JEAN PERRIN / ISM / SCIENCE PHOTO LIBRARY CENTRE JEAN PERRIN / ISM / SCIENCE PHOTO LIBRARY
Normal brain activity. Coloured positron emission tomography (PET) scans of coronal sections through the healthy brain of an 80-year-old man, showing normal activity. The radioactive tracer used was F18-FDG.
Model release not required. Property release not required.