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<front>
<journal-meta>
<journal-id journal-id-type="publisher-id">Front. Immunol.</journal-id>
<journal-title>Frontiers in Immunology</journal-title>
<abbrev-journal-title abbrev-type="pubmed">Front. Immunol.</abbrev-journal-title>
<issn pub-type="epub">1664-3224</issn>
<publisher>
<publisher-name>Frontiers Media S.A.</publisher-name>
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<article-meta>
<article-id pub-id-type="doi">10.3389/fimmu.2024.1469689</article-id>
<article-categories>
<subj-group subj-group-type="heading">
<subject>Immunology</subject>
<subj-group>
<subject>Retraction</subject>
</subj-group>
</subj-group>
</article-categories>
<title-group>
<article-title>Retraction: Cancer-associated fibroblasts-derived exosomes suppress immune cell function in breast cancer via the miR-92/PD-L1 pathway</article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author" corresp="yes">
<collab>Frontiers Editorial Office</collab>
<xref ref-type="author-notes" rid="fn001">
<sup>*</sup>
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<uri xlink:href="https://loop.frontiersin.org/people/228891"/>
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<fn fn-type="edited-by">
<p>Approved by: Frontiers Editorial Office, Frontiers Media SA, Switzerland</p>
</fn>
<fn fn-type="corresp" id="fn001">
<p>*Correspondence: Frontiers Editorial Office, <email xlink:href="mailto:research.integrity@frontiersin.org">research.integrity@frontiersin.org</email>
</p>
</fn>
</author-notes>
<pub-date pub-type="epub">
<day>30</day>
<month>07</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="collection">
<year>2024</year>
</pub-date>
<volume>15</volume>
<elocation-id>1469689</elocation-id>
<history>
<date date-type="received">
<day>24</day>
<month>07</month>
<year>2024</year>
</date>
<date date-type="accepted">
<day>24</day>
<month>07</month>
<year>2024</year>
</date>
</history>
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<copyright-statement>Copyright &#xa9; 2024 Frontiers Editorial Office</copyright-statement>
<copyright-year>2024</copyright-year>
<copyright-holder>Frontiers Editorial Office</copyright-holder>
<license xlink:href="http://creativecommons.org/licenses/by/4.0/">
<p>This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.</p>
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<related-article id="RA1" related-article-type="retracted-article" xlink:href="10.3389/fimmu.2020.02026" ext-link-type="doi">A Retraction of the Original Research Article <article-title>Cancer-associated fibroblasts-derived exosomes suppress immune cell function in breast cancer via the miR-92/PD-L1 pathway</article-title> By Dou D, Ren X, Han M, Xu X, Ge X, Gu Y and Wang X (2020) <italic>Front. Immunol.</italic> 11:2026. doi:&#xa0;<object-id>10.3389/fimmu.2020.02026</object-id>
</related-article>
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<page-count count="1"/>
<word-count count="137"/>
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<custom-meta-wrap>
<custom-meta>
<meta-name>section-in-acceptance</meta-name>
<meta-value>Cancer Immunity and Immunotherapy</meta-value>
</custom-meta>
</custom-meta-wrap>
</article-meta>
</front>
<body>
<p>The journal retracts the 09 October 2020 article cited above.</p>
<p>Following publication, concerns were raised regarding the integrity of the images in the published figures. Images presented in this article were subsequently also identified in publications from unrelated author groups. The authors failed to provide a satisfactory explanation during the investigation, which was conducted in accordance with Frontiers&#x2019; policies. As a result, the data and conclusions of the article have been deemed unreliable and the article has been retracted.</p>
<p>Frontiers would like to thank Dr Sholto David for contacting the journal regarding the published article, the concerns regarding which were also documented on PubPeer.</p>
<p>This retraction was approved by the Chief Executive Editor of Frontiers. The authors received a communication regarding the retraction and agree to retract the article. This communication has been recorded by the publisher.</p>
</body>
</article>