B7-H3, Negatively Regulated by miR-128, Promotes Colorectal Cancer Cell Proliferation and Migration

Background B7 homolog 3 (B7-H3), a member of the immunoregulatory ligand B7 family, is pivotal in T-cell-mediated immune response. It is widely expressed in diverse human tumors and its high expression indicates the poor prognosis of the patients. Nonetheless, B7-H3’s role in colorectal cancer (CRC)...

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Veröffentlicht in:Cell biochemistry and biophysics 2021-06, Vol.79 (2), p.397-405
Hauptverfasser: Hu, Xiaomao, Xu, Minxian, Hu, Yangzhi, Li, Na, Zhou, Lei
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Xu, Minxian
Hu, Yangzhi
Li, Na
Zhou, Lei
description Background B7 homolog 3 (B7-H3), a member of the immunoregulatory ligand B7 family, is pivotal in T-cell-mediated immune response. It is widely expressed in diverse human tumors and its high expression indicates the poor prognosis of the patients. Nonetheless, B7-H3’s role in colorectal cancer (CRC) needs to be further explored. Methods Western blot and immunohistochemistry were employed for detecting B7-H3 protein expression in CRC tissues and cell lines, respectively. Quantitative real-time polymerase chain reaction (qRT-PCR) was utilized for detecting B7-H3 mRNA and miR-128 expression levels. CRC cell lines SW620 and HT29 were used to construct B7-H3 overexpression or knockdown cell models, respectively. Cell counting kit-8 (CCK-8), 5-bromo-2′-deoxyuridine (BrdU), and scratch wound healing assays were employed for evaluating the effects of B7-H3 on CRC cell multiplication and migration. Besides, the regulatory relationship between miR-128 and B7-H3 was validated through dual-luciferase reporter gene assay, qRT-PCR, and western blotting. Results B7-H3 expression level was remarkably elevated in CRC tissues and cell lines, and its high expression level was associated with increased tumor size, positive lymph node metastasis, and increased T stage. In CRC cells, B7-H3 overexpression significantly facilitated the cell multiplication and migration, while B7-H3 knockdown worked oppositely. Moreover, B7-H3 was identified as a target of miR-128, and miR-128 negatively regulated B7-H3 expression in CRC cells. Conclusion B7-H3 expression is upregulated in CRC tissues and cell lines, and B7-H3 participates in promoting the proliferation and migration of CRC cells. Besides, B7-H3 expression is negatively regulated by miR-128 in CRC.
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It is widely expressed in diverse human tumors and its high expression indicates the poor prognosis of the patients. Nonetheless, B7-H3’s role in colorectal cancer (CRC) needs to be further explored. Methods Western blot and immunohistochemistry were employed for detecting B7-H3 protein expression in CRC tissues and cell lines, respectively. Quantitative real-time polymerase chain reaction (qRT-PCR) was utilized for detecting B7-H3 mRNA and miR-128 expression levels. CRC cell lines SW620 and HT29 were used to construct B7-H3 overexpression or knockdown cell models, respectively. Cell counting kit-8 (CCK-8), 5-bromo-2′-deoxyuridine (BrdU), and scratch wound healing assays were employed for evaluating the effects of B7-H3 on CRC cell multiplication and migration. Besides, the regulatory relationship between miR-128 and B7-H3 was validated through dual-luciferase reporter gene assay, qRT-PCR, and western blotting. Results B7-H3 expression level was remarkably elevated in CRC tissues and cell lines, and its high expression level was associated with increased tumor size, positive lymph node metastasis, and increased T stage. In CRC cells, B7-H3 overexpression significantly facilitated the cell multiplication and migration, while B7-H3 knockdown worked oppositely. Moreover, B7-H3 was identified as a target of miR-128, and miR-128 negatively regulated B7-H3 expression in CRC cells. Conclusion B7-H3 expression is upregulated in CRC tissues and cell lines, and B7-H3 participates in promoting the proliferation and migration of CRC cells. Besides, B7-H3 expression is negatively regulated by miR-128 in CRC.</description><identifier>ISSN: 1085-9195</identifier><identifier>EISSN: 1559-0283</identifier><identifier>DOI: 10.1007/s12013-021-00975-0</identifier><identifier>PMID: 33743142</identifier><language>eng</language><publisher>New York: Springer US</publisher><subject>Antagomirs - metabolism ; B7 antigen ; B7 Antigens - antagonists &amp; inhibitors ; B7 Antigens - genetics ; B7 Antigens - metabolism ; Base Sequence ; Biochemistry ; Biological and Medical Physics ; Biomedical and Life Sciences ; Biophysics ; Biotechnology ; Cancer ; Cell Biology ; Cell culture ; Cell Line, Tumor ; Cell migration ; Cell Movement ; Cell Proliferation ; Cholecystokinin ; Colorectal cancer ; Colorectal carcinoma ; Colorectal Neoplasms - metabolism ; Colorectal Neoplasms - mortality ; Colorectal Neoplasms - pathology ; Female ; Gene expression ; Homology ; Humans ; Immune response ; Immune response (cell-mediated) ; Immune system ; Immunohistochemistry ; Immunoregulation ; Life Sciences ; Lymph nodes ; Lymphocytes T ; Male ; Metastases ; MicroRNAs - antagonists &amp; inhibitors ; MicroRNAs - genetics ; MicroRNAs - metabolism ; Middle Aged ; mRNA ; Multiplication ; Neoplasm Staging ; Original Paper ; Pharmacology/Toxicology ; Polymerase chain reaction ; Reporter gene ; RNA Interference ; RNA, Small Interfering - metabolism ; Sequence Alignment ; Survival Rate ; Target recognition ; Tumors ; Western blotting ; Wound healing</subject><ispartof>Cell biochemistry and biophysics, 2021-06, Vol.79 (2), p.397-405</ispartof><rights>The Author(s), under exclusive licence to Springer Science+Business Media, LLC, part of Springer Nature 2021</rights><rights>The Author(s), under exclusive licence to Springer Science+Business Media, LLC, part of Springer Nature 2021.</rights><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c375t-afe350fd75e2b7f36f217eec23168768de4400faab29b415bb34eedb5806721d3</citedby><cites>FETCH-LOGICAL-c375t-afe350fd75e2b7f36f217eec23168768de4400faab29b415bb34eedb5806721d3</cites><orcidid>0000-0002-8094-3441</orcidid></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktopdf>$$Uhttps://link.springer.com/content/pdf/10.1007/s12013-021-00975-0$$EPDF$$P50$$Gspringer$$H</linktopdf><linktohtml>$$Uhttps://link.springer.com/10.1007/s12013-021-00975-0$$EHTML$$P50$$Gspringer$$H</linktohtml><link.rule.ids>314,780,784,27924,27925,41488,42557,51319</link.rule.ids><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/33743142$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><creatorcontrib>Hu, Xiaomao</creatorcontrib><creatorcontrib>Xu, Minxian</creatorcontrib><creatorcontrib>Hu, Yangzhi</creatorcontrib><creatorcontrib>Li, Na</creatorcontrib><creatorcontrib>Zhou, Lei</creatorcontrib><title>B7-H3, Negatively Regulated by miR-128, Promotes Colorectal Cancer Cell Proliferation and Migration</title><title>Cell biochemistry and biophysics</title><addtitle>Cell Biochem Biophys</addtitle><addtitle>Cell Biochem Biophys</addtitle><description>Background B7 homolog 3 (B7-H3), a member of the immunoregulatory ligand B7 family, is pivotal in T-cell-mediated immune response. It is widely expressed in diverse human tumors and its high expression indicates the poor prognosis of the patients. Nonetheless, B7-H3’s role in colorectal cancer (CRC) needs to be further explored. Methods Western blot and immunohistochemistry were employed for detecting B7-H3 protein expression in CRC tissues and cell lines, respectively. Quantitative real-time polymerase chain reaction (qRT-PCR) was utilized for detecting B7-H3 mRNA and miR-128 expression levels. CRC cell lines SW620 and HT29 were used to construct B7-H3 overexpression or knockdown cell models, respectively. Cell counting kit-8 (CCK-8), 5-bromo-2′-deoxyuridine (BrdU), and scratch wound healing assays were employed for evaluating the effects of B7-H3 on CRC cell multiplication and migration. Besides, the regulatory relationship between miR-128 and B7-H3 was validated through dual-luciferase reporter gene assay, qRT-PCR, and western blotting. Results B7-H3 expression level was remarkably elevated in CRC tissues and cell lines, and its high expression level was associated with increased tumor size, positive lymph node metastasis, and increased T stage. In CRC cells, B7-H3 overexpression significantly facilitated the cell multiplication and migration, while B7-H3 knockdown worked oppositely. Moreover, B7-H3 was identified as a target of miR-128, and miR-128 negatively regulated B7-H3 expression in CRC cells. Conclusion B7-H3 expression is upregulated in CRC tissues and cell lines, and B7-H3 participates in promoting the proliferation and migration of CRC cells. Besides, B7-H3 expression is negatively regulated by miR-128 in CRC.</description><subject>Antagomirs - metabolism</subject><subject>B7 antigen</subject><subject>B7 Antigens - antagonists &amp; inhibitors</subject><subject>B7 Antigens - genetics</subject><subject>B7 Antigens - metabolism</subject><subject>Base Sequence</subject><subject>Biochemistry</subject><subject>Biological and Medical Physics</subject><subject>Biomedical and Life Sciences</subject><subject>Biophysics</subject><subject>Biotechnology</subject><subject>Cancer</subject><subject>Cell Biology</subject><subject>Cell culture</subject><subject>Cell Line, Tumor</subject><subject>Cell migration</subject><subject>Cell Movement</subject><subject>Cell Proliferation</subject><subject>Cholecystokinin</subject><subject>Colorectal cancer</subject><subject>Colorectal carcinoma</subject><subject>Colorectal Neoplasms - metabolism</subject><subject>Colorectal Neoplasms - mortality</subject><subject>Colorectal Neoplasms - pathology</subject><subject>Female</subject><subject>Gene expression</subject><subject>Homology</subject><subject>Humans</subject><subject>Immune response</subject><subject>Immune response (cell-mediated)</subject><subject>Immune system</subject><subject>Immunohistochemistry</subject><subject>Immunoregulation</subject><subject>Life Sciences</subject><subject>Lymph nodes</subject><subject>Lymphocytes T</subject><subject>Male</subject><subject>Metastases</subject><subject>MicroRNAs - antagonists &amp; inhibitors</subject><subject>MicroRNAs - genetics</subject><subject>MicroRNAs - metabolism</subject><subject>Middle Aged</subject><subject>mRNA</subject><subject>Multiplication</subject><subject>Neoplasm Staging</subject><subject>Original Paper</subject><subject>Pharmacology/Toxicology</subject><subject>Polymerase chain reaction</subject><subject>Reporter gene</subject><subject>RNA Interference</subject><subject>RNA, Small Interfering - metabolism</subject><subject>Sequence Alignment</subject><subject>Survival Rate</subject><subject>Target recognition</subject><subject>Tumors</subject><subject>Western blotting</subject><subject>Wound healing</subject><issn>1085-9195</issn><issn>1559-0283</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2021</creationdate><recordtype>article</recordtype><sourceid>EIF</sourceid><sourceid>ABUWG</sourceid><sourceid>AFKRA</sourceid><sourceid>AZQEC</sourceid><sourceid>BENPR</sourceid><sourceid>CCPQU</sourceid><sourceid>DWQXO</sourceid><sourceid>GNUQQ</sourceid><recordid>eNp9kUtv1TAQhS1ERUvhD7BAltiwqNsZP66TZYmAVuoDVbC2nGRylSqJWztBuv--LikgddGV7TnfnBn5MPYB4RgB7ElCCagESBQApTUCXrEDNKbMpUK9zncojCixNPvsbUq3AFKC1m_YvlJWK9TygDVfrDhTR_yKtn7uf9Ow4ze0XQY_U8vrHR_7G4GyOOI_YhjDTIlXYQiRmtkPvPJTQ5FXNAyP-tB3FLNLmLifWn7Zb9fXO7bX-SHR-6fzkP369vVndSYurr-fV6cXolHWzMJ3pAx0rTUka9upTSfREjVS4aawm6IlrQE672tZ1hpNXStN1NamgI2V2KpD9nn1vYvhfqE0u7FPTV7OTxSW5KQBpZVBaTL66Rl6G5Y45e0yJbWxiLbMlFypJoaUInXuLvajjzuH4B4jcGsELkfg_kTgIDd9fLJe6pHafy1__zwDagVSlqYtxf-zX7B9ADEQjxw</recordid><startdate>20210601</startdate><enddate>20210601</enddate><creator>Hu, Xiaomao</creator><creator>Xu, Minxian</creator><creator>Hu, Yangzhi</creator><creator>Li, Na</creator><creator>Zhou, Lei</creator><general>Springer US</general><general>Springer Nature B.V</general><scope>CGR</scope><scope>CUY</scope><scope>CVF</scope><scope>ECM</scope><scope>EIF</scope><scope>NPM</scope><scope>AAYXX</scope><scope>CITATION</scope><scope>3V.</scope><scope>7QL</scope><scope>7T5</scope><scope>7T7</scope><scope>7TK</scope><scope>7TM</scope><scope>7U9</scope><scope>7X7</scope><scope>7XB</scope><scope>88A</scope><scope>88E</scope><scope>8AO</scope><scope>8FD</scope><scope>8FE</scope><scope>8FH</scope><scope>8FI</scope><scope>8FJ</scope><scope>8FK</scope><scope>ABUWG</scope><scope>AFKRA</scope><scope>AZQEC</scope><scope>BBNVY</scope><scope>BENPR</scope><scope>BHPHI</scope><scope>C1K</scope><scope>CCPQU</scope><scope>DWQXO</scope><scope>FR3</scope><scope>FYUFA</scope><scope>GHDGH</scope><scope>GNUQQ</scope><scope>H94</scope><scope>HCIFZ</scope><scope>K9.</scope><scope>LK8</scope><scope>M0S</scope><scope>M1P</scope><scope>M7P</scope><scope>P64</scope><scope>PQEST</scope><scope>PQQKQ</scope><scope>PQUKI</scope><scope>RC3</scope><scope>7X8</scope><orcidid>https://orcid.org/0000-0002-8094-3441</orcidid></search><sort><creationdate>20210601</creationdate><title>B7-H3, Negatively Regulated by miR-128, Promotes Colorectal Cancer Cell Proliferation and Migration</title><author>Hu, Xiaomao ; Xu, Minxian ; Hu, Yangzhi ; Li, Na ; Zhou, Lei</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c375t-afe350fd75e2b7f36f217eec23168768de4400faab29b415bb34eedb5806721d3</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2021</creationdate><topic>Antagomirs - metabolism</topic><topic>B7 antigen</topic><topic>B7 Antigens - antagonists &amp; inhibitors</topic><topic>B7 Antigens - genetics</topic><topic>B7 Antigens - metabolism</topic><topic>Base Sequence</topic><topic>Biochemistry</topic><topic>Biological and Medical Physics</topic><topic>Biomedical and Life Sciences</topic><topic>Biophysics</topic><topic>Biotechnology</topic><topic>Cancer</topic><topic>Cell Biology</topic><topic>Cell culture</topic><topic>Cell Line, Tumor</topic><topic>Cell migration</topic><topic>Cell Movement</topic><topic>Cell Proliferation</topic><topic>Cholecystokinin</topic><topic>Colorectal cancer</topic><topic>Colorectal carcinoma</topic><topic>Colorectal Neoplasms - metabolism</topic><topic>Colorectal Neoplasms - mortality</topic><topic>Colorectal Neoplasms - pathology</topic><topic>Female</topic><topic>Gene expression</topic><topic>Homology</topic><topic>Humans</topic><topic>Immune response</topic><topic>Immune response (cell-mediated)</topic><topic>Immune system</topic><topic>Immunohistochemistry</topic><topic>Immunoregulation</topic><topic>Life Sciences</topic><topic>Lymph nodes</topic><topic>Lymphocytes T</topic><topic>Male</topic><topic>Metastases</topic><topic>MicroRNAs - antagonists &amp; 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It is widely expressed in diverse human tumors and its high expression indicates the poor prognosis of the patients. Nonetheless, B7-H3’s role in colorectal cancer (CRC) needs to be further explored. Methods Western blot and immunohistochemistry were employed for detecting B7-H3 protein expression in CRC tissues and cell lines, respectively. Quantitative real-time polymerase chain reaction (qRT-PCR) was utilized for detecting B7-H3 mRNA and miR-128 expression levels. CRC cell lines SW620 and HT29 were used to construct B7-H3 overexpression or knockdown cell models, respectively. Cell counting kit-8 (CCK-8), 5-bromo-2′-deoxyuridine (BrdU), and scratch wound healing assays were employed for evaluating the effects of B7-H3 on CRC cell multiplication and migration. Besides, the regulatory relationship between miR-128 and B7-H3 was validated through dual-luciferase reporter gene assay, qRT-PCR, and western blotting. Results B7-H3 expression level was remarkably elevated in CRC tissues and cell lines, and its high expression level was associated with increased tumor size, positive lymph node metastasis, and increased T stage. In CRC cells, B7-H3 overexpression significantly facilitated the cell multiplication and migration, while B7-H3 knockdown worked oppositely. Moreover, B7-H3 was identified as a target of miR-128, and miR-128 negatively regulated B7-H3 expression in CRC cells. Conclusion B7-H3 expression is upregulated in CRC tissues and cell lines, and B7-H3 participates in promoting the proliferation and migration of CRC cells. Besides, B7-H3 expression is negatively regulated by miR-128 in CRC.</abstract><cop>New York</cop><pub>Springer US</pub><pmid>33743142</pmid><doi>10.1007/s12013-021-00975-0</doi><tpages>9</tpages><orcidid>https://orcid.org/0000-0002-8094-3441</orcidid></addata></record>
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subjects Antagomirs - metabolism
B7 antigen
B7 Antigens - antagonists & inhibitors
B7 Antigens - genetics
B7 Antigens - metabolism
Base Sequence
Biochemistry
Biological and Medical Physics
Biomedical and Life Sciences
Biophysics
Biotechnology
Cancer
Cell Biology
Cell culture
Cell Line, Tumor
Cell migration
Cell Movement
Cell Proliferation
Cholecystokinin
Colorectal cancer
Colorectal carcinoma
Colorectal Neoplasms - metabolism
Colorectal Neoplasms - mortality
Colorectal Neoplasms - pathology
Female
Gene expression
Homology
Humans
Immune response
Immune response (cell-mediated)
Immune system
Immunohistochemistry
Immunoregulation
Life Sciences
Lymph nodes
Lymphocytes T
Male
Metastases
MicroRNAs - antagonists & inhibitors
MicroRNAs - genetics
MicroRNAs - metabolism
Middle Aged
mRNA
Multiplication
Neoplasm Staging
Original Paper
Pharmacology/Toxicology
Polymerase chain reaction
Reporter gene
RNA Interference
RNA, Small Interfering - metabolism
Sequence Alignment
Survival Rate
Target recognition
Tumors
Western blotting
Wound healing
title B7-H3, Negatively Regulated by miR-128, Promotes Colorectal Cancer Cell Proliferation and Migration
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