LAGUNA DESIGN / SCIENCE PHOTO LIBRARY LAGUNA DESIGN / SCIENCE PHOTO LIBRARY
Melatonin. Molecular model of the hormone melatonin (C13.H16.N2.O2), a naturally occurring compound found in animals, plants and microbes. Its effects in animals include sleep timing, blood pressure regulation, and seasonal reproduction. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red). Illustration.
Model release not required. Property release not required.