OMIKRON / SCIENCE PHOTO LIBRARY OMIKRON / SCIENCE PHOTO LIBRARY
Colour enhanced transmission electron micrograph of Rauscher Leukemia Virus. This virus causes leukemia in mice and viruses similar in appearance to Rauscher have been detected in humans with leukemia. Visible here is the outer shell and dense nucleoid structure of the virus. Magnification: x90,000.
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