PATRICK LANDMANN / SCIENCE PHOTO LIBRARY PATRICK LANDMANN / SCIENCE PHOTO LIBRARY
Surgery on a laboratory rat (Rattus norvegicus). Vet surgeons performing a corneal transplant on the eye of a laboratory rat. The rat will then have anti-rejection medications tested on it, in order to see if its immune system can be prevented from rejecting the transplanted cornea. Photographed at the Zentralen Tierlaboratorien (ZTL, Central Animal Laboratory) in Berlin, Germany.
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