48.4 MB (9.0 MB compressed)
3444 x 4917 pixels
29.2 x 41.7 cm ⏐ 11.5 x 16.4 in (300dpi)
DON W. FAWCETT / SCIENCE PHOTO LIBRARY DON W. FAWCETT / SCIENCE PHOTO LIBRARY
Color enhanced transmission electron micrograph of a polychromatophilic erythroblast from guinea pig bone marrow. This stage of cell specialization is marked by a coarser chromatin pattern, with large masses of chromatin distributed throughout the nucleus (red-orange).
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