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<article xml:lang="en" article-type="retraction" xmlns:xlink="http://www.w3.org/1999/xlink">
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<front>
<journal-meta>
<journal-id journal-id-type="publisher-id">IJMM</journal-id>
<journal-title-group>
<journal-title>International Journal of Molecular Medicine</journal-title></journal-title-group>
<issn pub-type="ppub">1107-3756</issn>
<issn pub-type="epub">1791-244X</issn>
<publisher>
<publisher-name>D.A. Spandidos</publisher-name></publisher></journal-meta>
<article-meta>
<article-id pub-id-type="doi">10.3892/ijmm.2021.5021</article-id>
<article-id pub-id-type="publisher-id">ijmm-48-04-05021</article-id>
<article-categories>
<subj-group>
<subject>Retraction</subject></subj-group></article-categories>
<title-group>
<article-title>Suppression of endoplasmic reticulum stress-induced invasion and migration of breast cancer cells through the downregulation of heparanase</article-title></title-group>
<contrib-group>
<contrib contrib-type="author">
<name><surname>Li</surname><given-names>Yang</given-names></name></contrib>
<contrib contrib-type="author">
<name><surname>Liu</surname><given-names>Hao</given-names></name></contrib>
<contrib contrib-type="author">
<name><surname>Huang</surname><given-names>Ying Ying</given-names></name></contrib>
<contrib contrib-type="author">
<name><surname>Pu</surname><given-names>Long Jian</given-names></name></contrib>
<contrib contrib-type="author">
<name><surname>Zhang</surname><given-names>Xu Dong</given-names></name></contrib>
<contrib contrib-type="author">
<name><surname>Jiang</surname><given-names>Chen Chen</given-names></name></contrib>
<contrib contrib-type="author">
<name><surname>Jiang</surname><given-names>Zhi Wen</given-names></name></contrib></contrib-group>
<pub-date pub-type="ppub">
<month>10</month>
<year>2021</year></pub-date>
<pub-date pub-type="epub">
<day>05</day>
<month>08</month>
<year>2021</year></pub-date>
<volume>48</volume>
<issue>4</issue>
<elocation-id>188</elocation-id>
<permissions>
<copyright-statement>Copyright: &#x000A9; Li et al.</copyright-statement>
<copyright-year>2021</copyright-year>
<license license-type="open-access">
<license-p>This is an open access article distributed under the terms of the <ext-link ext-link-type="uri" xlink:href="https://creativecommons.org/licenses/by-nc-nd/4.0/">Creative Commons Attribution-NonCommercial-NoDerivs License</ext-link>, which permits use and distribution in any medium, provided the original work is properly cited, the use is non-commercial and no modifications or adaptations are made.</license-p></license></permissions></article-meta></front>
<body>
<p>Int J Mol Med 31: <related-article id="RA1" related-article-type="retracted-article" vol="31" page="1234" ext-link-type="doi" xlink:href="10.3892/ijmm.2013.1292">1234-1242</related-article>, 2013; DOI: 10.3892/ijmm.2013.1292</p>
<p>Following the publication of this paper, an interested reader drew to the attention of the authors and the Editorial Office that a number of the data panels shown for the cell migration assays in Figs. 1, 3, 4 and 5 contained overlapping data, such that the indicated results purportedly representing different experiments were derived from the same original sources. Furthermore, it was noted that the same scratch-wound assay data had apparently been included in four of the panels shown in Fig. 5D that were intended to represent different experiments performed under different conditions.</p>
<p>After having investigated the matter internally, the Editor of <italic>International Journal of Molecular Medicine</italic> has decided that this paper should be retracted from the Journal on account of a lack of confidence in the presented data. The authors did not offer a satisfactory response to account for the various issues identified in these figures. The Editor apologizes to the readership for any inconvenience caused.</p></body></article>
