Immunotherapy-induced antibodies to endogenous retroviral envelope glycoprotein confer tumor protection in mice
Following curative immunotherapy of B16F10 tumors, ~60% of mice develop a strong antibody response against cell-surface tumor antigens. Their antisera confer prophylactic protection against intravenous challenge with B16F10 cells, and also cross-react with syngeneic and allogeneic tumor cell lines M...
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description | Following curative immunotherapy of B16F10 tumors, ~60% of mice develop a strong antibody response against cell-surface tumor antigens. Their antisera confer prophylactic protection against intravenous challenge with B16F10 cells, and also cross-react with syngeneic and allogeneic tumor cell lines MC38, EL.4, 4T1, and CT26. We identified the envelope glycoprotein (env) of a murine endogenous retrovirus (ERV) as the antigen accounting for the majority of this humoral response. A systemically administered anti-env monoclonal antibody cloned from such a response protects against tumor challenge, and prophylactic vaccination against the env protein protects a majority of naive mice from tumor establishment following subcutaneous inoculation with B16F10 cells. These results suggest the potential for effective prophylactic vaccination against analogous HERV-K env expressed in numerous human cancers. |
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Their antisera confer prophylactic protection against intravenous challenge with B16F10 cells, and also cross-react with syngeneic and allogeneic tumor cell lines MC38, EL.4, 4T1, and CT26. We identified the envelope glycoprotein (env) of a murine endogenous retrovirus (ERV) as the antigen accounting for the majority of this humoral response. A systemically administered anti-env monoclonal antibody cloned from such a response protects against tumor challenge, and prophylactic vaccination against the env protein protects a majority of naive mice from tumor establishment following subcutaneous inoculation with B16F10 cells. These results suggest the potential for effective prophylactic vaccination against analogous HERV-K env expressed in numerous human cancers.</description><identifier>ISSN: 1932-6203</identifier><identifier>EISSN: 1932-6203</identifier><identifier>DOI: 10.1371/journal.pone.0248903</identifier><identifier>PMID: 33857179</identifier><language>eng</language><publisher>United States: Public Library of Science</publisher><subject>Adenocarcinoma ; Animals ; Antibodies ; Antibodies, Neoplasm - immunology ; Anticancer properties ; Antigen presentation ; Antigen-antibody reactions ; Antigens ; Antitumor activity ; Beta cells ; Bioengineering ; Biology and Life Sciences ; Biotin ; Buffers ; Cancer ; Cell Line, Tumor ; Chemical engineering ; Clear cell-type renal cell carcinoma ; Cytotoxicity ; Dendritic cells ; Dilution ; Editing ; Endogenous Retroviruses - immunology ; Engineering ; Gene Products, env - immunology ; Glioblastoma ; Glycoproteins ; Head & neck cancer ; Head and neck cancer ; Immune checkpoint ; Immunoglobulin G ; Immunosurveillance ; Immunotherapy ; Immunotherapy - methods ; Infrared imaging ; Infrared imaging systems ; Kidney cancer ; Lung cancer ; Lymphocytes ; Lymphocytes T ; Materials science ; Medical prognosis ; Medical research ; Medicine and Health Sciences ; Melanoma ; Membranes ; Mice ; Mice, Inbred C57BL ; Monoclonal antibodies ; Myoglobins ; Neoplasms - immunology ; Neoplasms - therapy ; Oncology, Experimental ; Pancreas ; Patients ; Physiological aspects ; Proteins ; Research and Analysis Methods ; Room temperature ; Soybeans ; Squamous cell carcinoma ; Technology ; Toxicity ; Trypsin ; Trypsin inhibitors ; Tumor antigens ; Viral proteins</subject><ispartof>PloS one, 2021-04, Vol.16 (4), p.e0248903-e0248903</ispartof><rights>COPYRIGHT 2021 Public Library of Science</rights><rights>2021 Kang et al. This is an open access article distributed under the terms of the Creative Commons Attribution License: http://creativecommons.org/licenses/by/4.0/ (the “License”), which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. 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Their antisera confer prophylactic protection against intravenous challenge with B16F10 cells, and also cross-react with syngeneic and allogeneic tumor cell lines MC38, EL.4, 4T1, and CT26. We identified the envelope glycoprotein (env) of a murine endogenous retrovirus (ERV) as the antigen accounting for the majority of this humoral response. A systemically administered anti-env monoclonal antibody cloned from such a response protects against tumor challenge, and prophylactic vaccination against the env protein protects a majority of naive mice from tumor establishment following subcutaneous inoculation with B16F10 cells. These results suggest the potential for effective prophylactic vaccination against analogous HERV-K env expressed in numerous human cancers.</description><subject>Adenocarcinoma</subject><subject>Animals</subject><subject>Antibodies</subject><subject>Antibodies, Neoplasm - immunology</subject><subject>Anticancer properties</subject><subject>Antigen presentation</subject><subject>Antigen-antibody reactions</subject><subject>Antigens</subject><subject>Antitumor activity</subject><subject>Beta cells</subject><subject>Bioengineering</subject><subject>Biology and Life Sciences</subject><subject>Biotin</subject><subject>Buffers</subject><subject>Cancer</subject><subject>Cell Line, Tumor</subject><subject>Chemical engineering</subject><subject>Clear cell-type renal cell carcinoma</subject><subject>Cytotoxicity</subject><subject>Dendritic cells</subject><subject>Dilution</subject><subject>Editing</subject><subject>Endogenous Retroviruses - immunology</subject><subject>Engineering</subject><subject>Gene Products, env - immunology</subject><subject>Glioblastoma</subject><subject>Glycoproteins</subject><subject>Head & neck cancer</subject><subject>Head and neck cancer</subject><subject>Immune checkpoint</subject><subject>Immunoglobulin G</subject><subject>Immunosurveillance</subject><subject>Immunotherapy</subject><subject>Immunotherapy - methods</subject><subject>Infrared imaging</subject><subject>Infrared imaging systems</subject><subject>Kidney cancer</subject><subject>Lung cancer</subject><subject>Lymphocytes</subject><subject>Lymphocytes T</subject><subject>Materials science</subject><subject>Medical prognosis</subject><subject>Medical research</subject><subject>Medicine and Health Sciences</subject><subject>Melanoma</subject><subject>Membranes</subject><subject>Mice</subject><subject>Mice, Inbred C57BL</subject><subject>Monoclonal antibodies</subject><subject>Myoglobins</subject><subject>Neoplasms - 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antibodies to endogenous retroviral envelope glycoprotein confer tumor protection in mice</title><author>Kang, Byong H ; Momin, Noor ; Moynihan, Kelly D ; Silva, Murillo ; Li, Yingzhong ; Irvine, Darrell J ; Wittrup, K Dane</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c692t-880930b5e2da510c6d3bc36eadad9e4dbbc46c232f878d07fabfb53fd594a0263</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2021</creationdate><topic>Adenocarcinoma</topic><topic>Animals</topic><topic>Antibodies</topic><topic>Antibodies, Neoplasm - immunology</topic><topic>Anticancer properties</topic><topic>Antigen presentation</topic><topic>Antigen-antibody reactions</topic><topic>Antigens</topic><topic>Antitumor activity</topic><topic>Beta cells</topic><topic>Bioengineering</topic><topic>Biology and Life Sciences</topic><topic>Biotin</topic><topic>Buffers</topic><topic>Cancer</topic><topic>Cell Line, Tumor</topic><topic>Chemical engineering</topic><topic>Clear cell-type renal cell carcinoma</topic><topic>Cytotoxicity</topic><topic>Dendritic cells</topic><topic>Dilution</topic><topic>Editing</topic><topic>Endogenous Retroviruses - immunology</topic><topic>Engineering</topic><topic>Gene Products, env - immunology</topic><topic>Glioblastoma</topic><topic>Glycoproteins</topic><topic>Head & neck cancer</topic><topic>Head and neck cancer</topic><topic>Immune checkpoint</topic><topic>Immunoglobulin G</topic><topic>Immunosurveillance</topic><topic>Immunotherapy</topic><topic>Immunotherapy - methods</topic><topic>Infrared imaging</topic><topic>Infrared imaging systems</topic><topic>Kidney cancer</topic><topic>Lung cancer</topic><topic>Lymphocytes</topic><topic>Lymphocytes T</topic><topic>Materials science</topic><topic>Medical prognosis</topic><topic>Medical research</topic><topic>Medicine and Health Sciences</topic><topic>Melanoma</topic><topic>Membranes</topic><topic>Mice</topic><topic>Mice, Inbred C57BL</topic><topic>Monoclonal antibodies</topic><topic>Myoglobins</topic><topic>Neoplasms - immunology</topic><topic>Neoplasms - therapy</topic><topic>Oncology, Experimental</topic><topic>Pancreas</topic><topic>Patients</topic><topic>Physiological aspects</topic><topic>Proteins</topic><topic>Research and Analysis Methods</topic><topic>Room temperature</topic><topic>Soybeans</topic><topic>Squamous cell carcinoma</topic><topic>Technology</topic><topic>Toxicity</topic><topic>Trypsin</topic><topic>Trypsin inhibitors</topic><topic>Tumor antigens</topic><topic>Viral proteins</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Kang, Byong H</creatorcontrib><creatorcontrib>Momin, Noor</creatorcontrib><creatorcontrib>Moynihan, Kelly D</creatorcontrib><creatorcontrib>Silva, Murillo</creatorcontrib><creatorcontrib>Li, Yingzhong</creatorcontrib><creatorcontrib>Irvine, Darrell J</creatorcontrib><creatorcontrib>Wittrup, K 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Joseph</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Immunotherapy-induced antibodies to endogenous retroviral envelope glycoprotein confer tumor protection in mice</atitle><jtitle>PloS one</jtitle><addtitle>PLoS One</addtitle><date>2021-04-15</date><risdate>2021</risdate><volume>16</volume><issue>4</issue><spage>e0248903</spage><epage>e0248903</epage><pages>e0248903-e0248903</pages><issn>1932-6203</issn><eissn>1932-6203</eissn><abstract>Following curative immunotherapy of B16F10 tumors, ~60% of mice develop a strong antibody response against cell-surface tumor antigens. Their antisera confer prophylactic protection against intravenous challenge with B16F10 cells, and also cross-react with syngeneic and allogeneic tumor cell lines MC38, EL.4, 4T1, and CT26. We identified the envelope glycoprotein (env) of a murine endogenous retrovirus (ERV) as the antigen accounting for the majority of this humoral response. A systemically administered anti-env monoclonal antibody cloned from such a response protects against tumor challenge, and prophylactic vaccination against the env protein protects a majority of naive mice from tumor establishment following subcutaneous inoculation with B16F10 cells. These results suggest the potential for effective prophylactic vaccination against analogous HERV-K env expressed in numerous human cancers.</abstract><cop>United States</cop><pub>Public Library of Science</pub><pmid>33857179</pmid><doi>10.1371/journal.pone.0248903</doi><tpages>e0248903</tpages><orcidid>https://orcid.org/0000-0003-2398-5896</orcidid><orcidid>https://orcid.org/0000-0001-6200-7863</orcidid><orcidid>https://orcid.org/0000-0003-3145-6089</orcidid><oa>free_for_read</oa></addata></record> |
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subjects | Adenocarcinoma Animals Antibodies Antibodies, Neoplasm - immunology Anticancer properties Antigen presentation Antigen-antibody reactions Antigens Antitumor activity Beta cells Bioengineering Biology and Life Sciences Biotin Buffers Cancer Cell Line, Tumor Chemical engineering Clear cell-type renal cell carcinoma Cytotoxicity Dendritic cells Dilution Editing Endogenous Retroviruses - immunology Engineering Gene Products, env - immunology Glioblastoma Glycoproteins Head & neck cancer Head and neck cancer Immune checkpoint Immunoglobulin G Immunosurveillance Immunotherapy Immunotherapy - methods Infrared imaging Infrared imaging systems Kidney cancer Lung cancer Lymphocytes Lymphocytes T Materials science Medical prognosis Medical research Medicine and Health Sciences Melanoma Membranes Mice Mice, Inbred C57BL Monoclonal antibodies Myoglobins Neoplasms - immunology Neoplasms - therapy Oncology, Experimental Pancreas Patients Physiological aspects Proteins Research and Analysis Methods Room temperature Soybeans Squamous cell carcinoma Technology Toxicity Trypsin Trypsin inhibitors Tumor antigens Viral proteins |
title | Immunotherapy-induced antibodies to endogenous retroviral envelope glycoprotein confer tumor protection in mice |
url | https://sfx.bib-bvb.de/sfx_tum?ctx_ver=Z39.88-2004&ctx_enc=info:ofi/enc:UTF-8&ctx_tim=2025-01-30T05%3A53%3A02IST&url_ver=Z39.88-2004&url_ctx_fmt=infofi/fmt:kev:mtx:ctx&rfr_id=info:sid/primo.exlibrisgroup.com:primo3-Article-gale_plos_&rft_val_fmt=info:ofi/fmt:kev:mtx:journal&rft.genre=article&rft.atitle=Immunotherapy-induced%20antibodies%20to%20endogenous%20retroviral%20envelope%20glycoprotein%20confer%20tumor%20protection%20in%20mice&rft.jtitle=PloS%20one&rft.au=Kang,%20Byong%20H&rft.date=2021-04-15&rft.volume=16&rft.issue=4&rft.spage=e0248903&rft.epage=e0248903&rft.pages=e0248903-e0248903&rft.issn=1932-6203&rft.eissn=1932-6203&rft_id=info:doi/10.1371/journal.pone.0248903&rft_dat=%3Cgale_plos_%3EA658586357%3C/gale_plos_%3E%3Curl%3E%3C/url%3E&disable_directlink=true&sfx.directlink=off&sfx.report_link=0&rft_id=info:oai/&rft_pqid=2513232761&rft_id=info:pmid/33857179&rft_galeid=A658586357&rft_doaj_id=oai_doaj_org_article_71a03d82b9834e24a26869f51fafa8cd&rfr_iscdi=true |