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40.9 x 30.5 cm ⏐ 16.1 x 12.0 in (300dpi)
JOSE CALVO / SCIENCE PHOTO LIBRARY JOSE CALVO / SCIENCE PHOTO LIBRARY
Coloured transmission electron micrograph (TEM) showing several unmyelinated (green) and myelinated (green with blue border) axons. Schwann cell cytoplasm is red and a nucleus (bottom left) is yellow. The pink lines are the basement membranes.
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