27.4 MB (27.0 MB compressed)
3652 x 2624 pixels
31.0 x 22.1 cm ⏐ 12.2 x 8.7 in (300dpi)
JOSE CALVO / SCIENCE PHOTO LIBRARY JOSE CALVO / SCIENCE PHOTO LIBRARY
Coloured transmission electron micrograph (TEM) showing two heart muscle cells joined by an intercalated disc (blue). In both cells, the cytoplasm (light brown) is full of myofibrils with very prominent Z lines (red). Mitochondria (green) are also very abundant.
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