LAGUNA DESIGN / SCIENCE PHOTO LIBRARY LAGUNA DESIGN / SCIENCE PHOTO LIBRARY
Cat allergen protein. Molecular model of the tetrameric form of the major cat allergen fel d 1 (Felis domesticus allergen 1). This protein is produced in cat saliva and sebaceous glands, and is what causes allergic reactions in humans who have been sensitised to it. It is a single polymer with two chains (pink and yellow).
Model release not required. Property release not required.