LAGUNA DESIGN / SCIENCE PHOTO LIBRARY LAGUNA DESIGN / SCIENCE PHOTO LIBRARY
Isotretinoin. Molecular model of the drug isotretinoin (C20.H28.O2), a retinoid chemical used to treat cystic acne. It is also used to treat other skin diseases, including some forms of skin cancer. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white) and oxygen (red). Illustration.
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