PET scan (positron emission tomography) of a normal human heart, showing serotonin receptor sites (red areas); the image at right shows the region in

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PET scan (positron emission tomography) of a normal human heart, showing serotonin receptor sites (red areas); the image at right shows the region in greater detail.

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Size: 3762px × 2480px
Photo credit: © CNRI/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: anatomy, body, emission, heart, human, muscle, pet, positron, receptors, scan, serotonin, tomograph