IL-25 blockade inhibits metastasis in breast cancer

Abstract Metastasis is the leading cause of death in breast cancer patients. However, the mechanisms underlying metastasis are not well understood and there is no effective treatment in the clinic. Here, we demonstrate that in MMTV-PyMT, a highly malignant spontaneous breast tumor model, IL-25 (also...

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Main Authors: Zhujun Jiang, Jingtao Chen, Xuemei Du, Hang Cheng, Xiaohu Wang, Chen Dong
Format: Article
Language:English
Published: Oxford University Press 2016-12-01
Series:Protein & Cell
Subjects:
Online Access:http://link.springer.com/article/10.1007/s13238-016-0345-7
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author Zhujun Jiang
Jingtao Chen
Xuemei Du
Hang Cheng
Xiaohu Wang
Chen Dong
author_facet Zhujun Jiang
Jingtao Chen
Xuemei Du
Hang Cheng
Xiaohu Wang
Chen Dong
author_sort Zhujun Jiang
collection DOAJ
description Abstract Metastasis is the leading cause of death in breast cancer patients. However, the mechanisms underlying metastasis are not well understood and there is no effective treatment in the clinic. Here, we demonstrate that in MMTV-PyMT, a highly malignant spontaneous breast tumor model, IL-25 (also called IL-17E) was expressed by tumor-infiltrating CD4+ T cells and macrophages. An IL-25 neutralization antibody, while not affecting primary tumor growth, substantially reduced lung metastasis. Inhibition of IL-25 resulted in decreased type 2 T cells and macrophages in the primary tumor microenvironments, both reported to enhance breast tumor invasion and subsequent metastasis to the lung. Taken together, our data suggest IL-25 blockade as a novel treatment for metastatic breast tumor.
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spelling doaj.art-1f223dfc19c842d4a05be59a58d66bdd2023-09-02T12:58:16ZengOxford University PressProtein & Cell1674-800X1674-80182016-12-018319120110.1007/s13238-016-0345-7IL-25 blockade inhibits metastasis in breast cancerZhujun Jiang0Jingtao Chen1Xuemei Du2Hang Cheng3Xiaohu Wang4Chen Dong5Institute for Immunology and School of Medicine, Tsinghua UniversityInstitute of Translational Medicine, The First Hospital, Jilin UniversityDepartment of Pathology, Beijinɡ Shijitan Hospital of Capital Medical UniversityInstitute of Translational Medicine, The First Hospital, Jilin UniversityInstitute for Immunology and School of Medicine, Tsinghua UniversityInstitute for Immunology and School of Medicine, Tsinghua UniversityAbstract Metastasis is the leading cause of death in breast cancer patients. However, the mechanisms underlying metastasis are not well understood and there is no effective treatment in the clinic. Here, we demonstrate that in MMTV-PyMT, a highly malignant spontaneous breast tumor model, IL-25 (also called IL-17E) was expressed by tumor-infiltrating CD4+ T cells and macrophages. An IL-25 neutralization antibody, while not affecting primary tumor growth, substantially reduced lung metastasis. Inhibition of IL-25 resulted in decreased type 2 T cells and macrophages in the primary tumor microenvironments, both reported to enhance breast tumor invasion and subsequent metastasis to the lung. Taken together, our data suggest IL-25 blockade as a novel treatment for metastatic breast tumor.http://link.springer.com/article/10.1007/s13238-016-0345-7IL-25breast cancermetastasisMMTV-PyMT
spellingShingle Zhujun Jiang
Jingtao Chen
Xuemei Du
Hang Cheng
Xiaohu Wang
Chen Dong
IL-25 blockade inhibits metastasis in breast cancer
Protein & Cell
IL-25
breast cancer
metastasis
MMTV-PyMT
title IL-25 blockade inhibits metastasis in breast cancer
title_full IL-25 blockade inhibits metastasis in breast cancer
title_fullStr IL-25 blockade inhibits metastasis in breast cancer
title_full_unstemmed IL-25 blockade inhibits metastasis in breast cancer
title_short IL-25 blockade inhibits metastasis in breast cancer
title_sort il 25 blockade inhibits metastasis in breast cancer
topic IL-25
breast cancer
metastasis
MMTV-PyMT
url http://link.springer.com/article/10.1007/s13238-016-0345-7
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AT jingtaochen il25blockadeinhibitsmetastasisinbreastcancer
AT xuemeidu il25blockadeinhibitsmetastasisinbreastcancer
AT hangcheng il25blockadeinhibitsmetastasisinbreastcancer
AT xiaohuwang il25blockadeinhibitsmetastasisinbreastcancer
AT chendong il25blockadeinhibitsmetastasisinbreastcancer