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. 2018 Sep 12;4(9):eaat7828. doi: 10.1126/sciadv.aat7828

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Copyright © 2018 The Authors, some rights reserved; exclusive licensee American Association for the Advancement of Science. No claim to original U.S. Government Works. Distributed under a Creative Commons Attribution NonCommercial License 4.0 (CC BY-NC).

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Fig. 5 — Solid tumors from women (n = 7) with previous sex-mismatched bone marrow transplantation (BMT) permits analysis of cell fusion. (A) PDAC tumor section with cytokeratin (gray), the Y chromosome (Y chr, red), and Hoechst (blue) detection revealed areas of cytokeratin-positive cells with Y chr–positive nuclei (white arrowheads). Boxed representative areas are enlarged in (B) to (E). Scale bars, 25 μm.