Research article
Systematic comparison and reconstruction of sea urchin (Echinoidea) internal anatomy: a novel approach using magnetic resonance imaging
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* Corresponding author: Alexander Ziegler aziegler@zoosyst-berlin.de
1 Institut für Biologie, Freie Universität Berlin, Königin-Luise-Straße, 14195 Berlin, Germany
2 Experimentelle Physik 5, Universität Würzburg, Am Hubland, 97074 Würzburg, Germany
3 Institut für Klinische Radiologie, Universitätsklinikum Münster, Waldeyerstraße, 48149 Münster, Germany
4 Berlin NeuroImaging Center, Charité-Universitätsmedizin Berlin, Charitéplatz, 10117 Berlin, Germany
BMC Biology 2008, 6:33 doi:10.1186/1741-7007-6-33
Published: 23 July 2008Additional files
Additional file 1:
Table 1 – Scanning parameters for specimens used in this study.
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Additional file 2:
Table 2 – List of specimens used in this study.
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Video 1 – MRI dataset of Eucidaris metularia (Lamarck, 1816). Resolution: (81 μm)3.
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Video 2 – MRI dataset of Psammechinus miliaris (Müller, 1771). Resolution: (44 μm)3.
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Video 3 – MRI dataset of Echinoneus cyclostomus Leske, 1778. Resolution: (86 μm)3.
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Video 4 – MRI dataset of Echinocyamus pusillus (Müller, 1776). Resolution: 20 × 18 × 18 μm3.
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Additional file 7:
3D model – 3D PDF version of the entire article. By clicking anywhere onto Figure 6 the 3D model of Eucidaris metularia (Lamarck, 1816) can be interactively accessed. The 3D model is based on the virtual MRI sections seen in Video 1. In order to view the 3D model please install (or upgrade to) Adobe Reader Version 7.1 or higher.
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