MIRIAM MASLO / SCIENCE PHOTO LIBRARY MIRIAM MASLO / SCIENCE PHOTO LIBRARY
Computer artwork of a ball-and-stick model of a molecule of the hormone melatonin. Atoms are colour-coded and represented as spheres; carbon (black), hydrogen (silver), nitrogen (blue) and oxygen (red). Melatonin controls the body's biological rhythm and it induces sleep.
Model release not required. Property release not available.