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Cited by 249

The DOI matches its Crossref record; 5 of the 5 references it cites were found in a registry or an index.

Effect of Conditional Knockout of the Type II TGF-β Receptor Gene in Mammary Epithelia on Mammary Gland Development and Polyomavirus Middle T Antigen Induced Tumor Formation and Metastasis

Open access
Forrester, Elizabeth, Chytil, Anna, Bierie, Brian, Aakre, Mary, Gorska, Agnieszka E., Sharif-Afshar, Ali-Reza, Muller, William J., Moses, Harold L.·2005·Cancer Research

Abstract

Transforming growth factor–β (TGF-β) isoforms are growth factors that function physiologically to regulate development, cellular proliferation, and immune responses. The role of TGF-β signaling in mammary tumorigenesis is complex, as TGF-β has been reported to function as both a tumor suppressor and tumor promoter. To elucidate the role of TGF-β signaling in mammary gland development, tumorigenesis, and metastasis, the gene encoding type II TGF-β receptor, Tgfbr2, was conditionally deleted in the mammary epithelium (Tgfbr2MGKO). Loss of Tgfbr2 in the mammary epithelium results in lobular-alveolar hyperplasia in the developing mammary gland and increased apoptosis. Tgfbr2MGKO mice were mated to the mouse mammary tumor virus-polyomavirus middle T antigen (PyVmT) transgenic mouse model of metastatic breast cancer. Loss of Tgfbr2 in the context of PyVmT expression results in a shortened median tumor latency and an increased formation of pulmonary metastases. Thus, our studies support a tumor-suppressive role for epithelial TGF-β signaling in mammary gland tumorigenesis and show that pulmonary metastases can occur and are even enhanced in the absence of TGF-β signaling in the carcinoma cells.

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Metadata

Authors
Forrester, E., Chytil, A., Bierie, B., Aakre, M., Gorska, A. E., Sharif-Afshar, A.-R., Muller, W. J., & Moses, H. L.
Venue
Cancer Research
Published
2005-03-15
Volume
65
Issue
6
Pages
2296-2302
ISSN
  • 0008-5472 (ISSN-L)
  • 1538-7445
OpenAlex
W2129115386
Cited by
249
References
5
FWCI
7.49
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: Effect of Conditional Knockout of the Type II TGF-β Receptor Gene in Mammary Epithelia on Mammary Gland Development and Polyomavirus Middle T Antigen Induced Tumor Formation and Metastasis. https://app.cochat.ai/papers/10.1158/0008-5472.can-04-3272
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Forrester, E., Chytil, A., Bierie, B., Aakre, M., Gorska, A. E., Sharif-Afshar, A.-R., Muller, W. J., & Moses, H. L. (2005). Effect of Conditional Knockout of the Type II TGF-β Receptor Gene in Mammary Epithelia on Mammary Gland Development and Polyomavirus Middle T Antigen Induced Tumor Formation and Metastasis. Cancer Research. https://doi.org/10.1158/0008-5472.can-04-3272

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