MICHAEL ROSS / SCIENCE PHOTO LIBRARY MICHAEL ROSS / SCIENCE PHOTO LIBRARY
Light micrograph at high magnification showing a mixed spicule. The portion of the spicule consisting of bone contains osteocytes. The calcified cartilage of the spicule is devoid of cells. In the upper left side of the spicule is a large cell, an osteoclast. Mallory-Azan stain. Magnification: x350.
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