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Cited by 1,047

The DOI matches its Crossref record; 43 of the 43 references it cites were found in a registry or an index.

Radiotherapy and Immunotherapy Promote Tumoral Lipid Oxidation and Ferroptosis via Synergistic Repression of SLC7A11

Open access
Lang, Xueting, Green, Michael D., Wang, Weimin, Yu, Jiali, Choi, Jae Eun, Jiang, Long, Liao, Peng, Zhou, Jiajia, Zhang, Qiang, Dow, Ania, Saripalli, Anjali L., Kryczek, Ilona, Wei, Shuang, Szeliga, Wojciech, Vatan, Linda, Stone, Everett M., Georgiou, George, Cieslik, Marcin, Wahl, Daniel R., Morgan, Meredith A., Chinnaiyan, Arul M., Lawrence, Theodore S., Zou, Weiping·2019·Cancer Discovery

Abstract

A challenge in oncology is to rationally and effectively integrate immunotherapy with traditional modalities, including radiotherapy. Here, we demonstrate that radiotherapy induces tumor-cell ferroptosis. Ferroptosis agonists augment and ferroptosis antagonists limit radiotherapy efficacy in tumor models. Immunotherapy sensitizes tumors to radiotherapy by promoting tumor-cell ferroptosis. Mechanistically, IFNγ derived from immunotherapy-activated CD8+ T cells and radiotherapy-activated ATM independently, yet synergistically, suppresses SLC7A11, a unit of the glutamate–cystine antiporter xc−, resulting in reduced cystine uptake, enhanced tumor lipid oxidation and ferroptosis, and improved tumor control. Thus, ferroptosis is an unappreciated mechanism and focus for the development of effective combinatorial cancer therapy. Significance: This article describes ferroptosis as a previously unappreciated mechanism of action for radiotherapy. Further, it shows that ferroptosis is a novel point of synergy between immunotherapy and radiotherapy. Finally, it nominates SLC7A11, a critical regulator of ferroptosis, as a mechanistic determinant of synergy between radiotherapy and immunotherapy. This article is highlighted in the In This Issue feature, p. 1631

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Metadata

Authors
Lang, X., Green, M. D., Wang, W., Yu, J., Choi, J. E., Jiang, L., Liao, P., Zhou, J., Zhang, Q., Dow, A., Saripalli, A. L., Kryczek, I., Wei, S., Szeliga, W., Vatan, L., Stone, E. M., Georgiou, G., Cieslik, M., Wahl, D. R., Morgan, M. A., Chinnaiyan, A. M., Lawrence, T. S., & Zou, W.
Venue
Cancer Discovery
Published
2019-12-01
Volume
9
Issue
12
Pages
1673-1685
ISSN
  • 2159-8274 (ISSN-L)
  • 2159-8290
OpenAlex
W2975105312
Cited by
1,047
References
43
FWCI
63.91
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Radiotherapy and Immunotherapy Promote Tumoral Lipid Oxidation and Ferroptosis via Synergistic Repression of SLC7A11. https://app.cochat.ai/papers/10.1158/2159-8290.cd-19-0338
The paper
Lang, X., Green, M. D., Wang, W., Yu, J., Choi, J. E., Jiang, L., Liao, P., Zhou, J., Zhang, Q., Dow, A., Saripalli, A. L., Kryczek, I., Wei, S., Szeliga, W., Vatan, L., Stone, E. M., Georgiou, G., Cieslik, M., Wahl, D. R., . . . Zou, W. (2019). Radiotherapy and Immunotherapy Promote Tumoral Lipid Oxidation and Ferroptosis via Synergistic Repression of SLC7A11. Cancer Discovery. https://doi.org/10.1158/2159-8290.cd-19-0338

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Bibliographic data: Semantic Scholar, OpenAlex, Crossref.

Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.