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. 2019 Dec 27;21:152. doi: 10.1186/s13058-019-1238-5

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© The Author(s). 2019

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 2 — Histology of Pik3caH1047R;Trp53R270H;MMTV-Cre primary mammary tumors and metastasis. a Invasive poorly differentiated adenocarcinoma (arrow indicates muscle fibers), b adenosquamous carcinoma, c fibroadenoma, d sarcomatoid adenocarcinoma, e sarcomatoid (spindle cell) carcinoma with lymphocyte infiltration (white arrow indicates site of lymphocyte infiltration), f poorly differentiated carcinoma, g metastatic lung carcinoma (from the same animal for which primary tumor is shown in panel d), and h metastatic lymph node (from the same animal for which primary tumor is shown in panel e)