ISM / SCIENCE PHOTO LIBRARY ISM / SCIENCE PHOTO LIBRARY
Inflamed muscle tissue. Light micrograph of a longitudinal section through inflamed striated muscle tissue (myositis) from the quadriceps thigh muscle, showing polymorphic interstitial infiltrate, necrosis (tissue death) of muscle fibres (myofibrils) and the presence of macrophage white blood cells. Magnification: x556, when printed 10 centimetres wide.
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