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<front>
<journal-meta>
<journal-id journal-id-type="publisher-id">Front. Bioeng. Biotechnol.</journal-id>
<journal-title>Frontiers in Bioengineering and Biotechnology</journal-title>
<abbrev-journal-title abbrev-type="pubmed">Front. Bioeng. Biotechnol.</abbrev-journal-title>
<issn pub-type="epub">2296-4185</issn>
<publisher>
<publisher-name>Frontiers Media S.A.</publisher-name>
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<article-meta>
<article-id pub-id-type="publisher-id">1478191</article-id>
<article-id pub-id-type="doi">10.3389/fbioe.2024.1478191</article-id>
<article-categories>
<subj-group subj-group-type="heading">
<subject>Bioengineering and Biotechnology</subject>
<subj-group>
<subject>Retraction</subject>
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</subj-group>
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<title-group>
<article-title>Retraction: Multicomponent siRNA/miRNA-loaded modified mesoporous silica nanoparticles targeted bladder cancer for a highly effective combination therapy</article-title>
<alt-title alt-title-type="left-running-head">Frontiers Editorial Office</alt-title>
<alt-title alt-title-type="right-running-head">
<ext-link ext-link-type="uri" xlink:href="https://doi.org/10.3389/fbioe.2024.1478191">10.3389/fbioe.2024.1478191</ext-link>
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<contrib contrib-type="author" corresp="yes">
<collab>Frontiers Editorial Office</collab>
<xref ref-type="corresp" rid="c001">&#x2a;</xref>
<uri xlink:href="https://loop.frontiersin.org/people/228891/overview"/>
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<fn fn-type="edited-by">
<p>
<bold>Approved by:</bold> <ext-link ext-link-type="uri" xlink:href="https://loop.frontiersin.org/people/104523/overview">Gianni Ciofani</ext-link>, Italian Institute of Technology (IIT), Italy</p>
</fn>
<corresp id="c001">&#x2a;Correspondence: Frontiers Editorial Office, <email>research.integrity@frontiersin.org</email>
</corresp>
</author-notes>
<pub-date pub-type="epub">
<day>21</day>
<month>08</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="collection">
<year>2024</year>
</pub-date>
<volume>12</volume>
<elocation-id>1478191</elocation-id>
<history>
<date date-type="received">
<day>09</day>
<month>08</month>
<year>2024</year>
</date>
<date date-type="accepted">
<day>16</day>
<month>08</month>
<year>2024</year>
</date>
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<permissions>
<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" journal-id="Front. Bioeng. Biotechnol." journal-id-type="nlm-ta" xlink:href="10.3389/fbioe.2022.949704" ext-link-type="doi">A Retraction of the Original Research Article <article-title>Multicomponent siRNA/miRNA-loaded modified mesoporous silica nanoparticles targeted bladder cancer for a highly effective combination therapy</article-title> by Shahidi M, Abazari O, Dayati P, Bakhshi A, Zavarreza J and Modarresi MH (2022). Front. Bioeng. Biotechnol. 10:949704. doi: <object-id>10.3389/fbioe.2022.949704</object-id>
</related-article>
<custom-meta-wrap>
<custom-meta>
<meta-name>section-at-acceptance</meta-name>
<meta-value>Nanobiotechnology</meta-value>
</custom-meta>
</custom-meta-wrap>
</article-meta>
</front>
<body>
<p>The journal retracts the 5 August 2022 article cited above.</p>
<p>Following publication, concerns were raised regarding the integrity of the images in the published figures and the validity of the data in the article.</p>
<p>Following provision of raw data by the authors, the Chief Editor concluded that the article&#x2019;s conclusions and assertions were not sufficiently supported by the findings from the material provided; therefore, the article has been retracted. The authors did not agree to this retraction.</p>
</body>
</article>