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. 2011 Nov 7;6(11):e27402. doi: 10.1371/journal.pone.0027402

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Jakob et al.

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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A. Immunohistochemistry for Pancytokeratin to detect lymph node micrometastases. B. Podoplanin staining with D2-40 in a lymph node with metastasis. The red to brown staining marks lymph vessels. C. Podoplanin staining with D2-40 in a lymph node without metastasis.