High PD-L1 Expression Correlates with Metastasis and Poor Prognosis in Oral Squamous Cell Carcinoma

PD-L1 has been widely demonstrated to contribute to failed antitumor immunity. Blockade of PD-L1 with monoclonal antibody could modulate the tumor immune environment to augment immunotherapy. PD-L1 expression is also detected in several types of cancer and is associated with poor prognosis. However,...

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Veröffentlicht in:PloS one 2015-11, Vol.10 (11), p.e0142656-e0142656
Hauptverfasser: Lin, Yueh-Min, Sung, Wen-Wei, Hsieh, Ming-Ju, Tsai, Shih-Chen, Lai, Hung-Wen, Yang, Shu-Mei, Shen, Ko-Hong, Chen, Mu-Kuan, Lee, Huei, Yeh, Kun-Tu, Chen, Chih-Jung
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container_issue 11
container_start_page e0142656
container_title PloS one
container_volume 10
creator Lin, Yueh-Min
Sung, Wen-Wei
Hsieh, Ming-Ju
Tsai, Shih-Chen
Lai, Hung-Wen
Yang, Shu-Mei
Shen, Ko-Hong
Chen, Mu-Kuan
Lee, Huei
Yeh, Kun-Tu
Chen, Chih-Jung
description PD-L1 has been widely demonstrated to contribute to failed antitumor immunity. Blockade of PD-L1 with monoclonal antibody could modulate the tumor immune environment to augment immunotherapy. PD-L1 expression is also detected in several types of cancer and is associated with poor prognosis. However, the prognostic role of PD-L1 in oral squamous cell carcinoma (OSCC) is still controversial. Our aim was to determine the role of PD-L1 in the prognosis of OSCC patients to identify its potential therapeutic relevance. PD-L1 immunoreactivity was analyzed by immunohistochemistry in 305 cancer specimens from primary OSCC patients. The medium follow-up time after surgery was 3.8 years (range from 0.1 to 11.1 years). The prognostic value of PD-L1 on overall survival was determined by Kaplan-Meier analysis and Cox proportional hazard models. Higher PD-L1 expression is more likely in tumor tissues of female than male OSCC patients (P = 0.0062). Patients with distant metastasis also had high PD-L1 expression (P = 0.0103). Multivariate analysis identified high PD-L1 expression as an independent risk factor in males and smokers (males: hazard ratio = 1.556, P = 0.0077; smokers: hazard ratio = 2.058, P = 0.0004). We suggest that PD-L1 expression, determined by IHC staining, could be an independent prognostic marker for OSCC patients who are male or who have a smoking habit.
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Blockade of PD-L1 with monoclonal antibody could modulate the tumor immune environment to augment immunotherapy. PD-L1 expression is also detected in several types of cancer and is associated with poor prognosis. However, the prognostic role of PD-L1 in oral squamous cell carcinoma (OSCC) is still controversial. Our aim was to determine the role of PD-L1 in the prognosis of OSCC patients to identify its potential therapeutic relevance. PD-L1 immunoreactivity was analyzed by immunohistochemistry in 305 cancer specimens from primary OSCC patients. The medium follow-up time after surgery was 3.8 years (range from 0.1 to 11.1 years). The prognostic value of PD-L1 on overall survival was determined by Kaplan-Meier analysis and Cox proportional hazard models. Higher PD-L1 expression is more likely in tumor tissues of female than male OSCC patients (P = 0.0062). Patients with distant metastasis also had high PD-L1 expression (P = 0.0103). Multivariate analysis identified high PD-L1 expression as an independent risk factor in males and smokers (males: hazard ratio = 1.556, P = 0.0077; smokers: hazard ratio = 2.058, P = 0.0004). 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Blockade of PD-L1 with monoclonal antibody could modulate the tumor immune environment to augment immunotherapy. PD-L1 expression is also detected in several types of cancer and is associated with poor prognosis. However, the prognostic role of PD-L1 in oral squamous cell carcinoma (OSCC) is still controversial. Our aim was to determine the role of PD-L1 in the prognosis of OSCC patients to identify its potential therapeutic relevance. PD-L1 immunoreactivity was analyzed by immunohistochemistry in 305 cancer specimens from primary OSCC patients. The medium follow-up time after surgery was 3.8 years (range from 0.1 to 11.1 years). The prognostic value of PD-L1 on overall survival was determined by Kaplan-Meier analysis and Cox proportional hazard models. Higher PD-L1 expression is more likely in tumor tissues of female than male OSCC patients (P = 0.0062). Patients with distant metastasis also had high PD-L1 expression (P = 0.0103). Multivariate analysis identified high PD-L1 expression as an independent risk factor in males and smokers (males: hazard ratio = 1.556, P = 0.0077; smokers: hazard ratio = 2.058, P = 0.0004). 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numerical data</subject><subject>Pathology</subject><subject>Patients</subject><subject>PD-L1 protein</subject><subject>Prognosis</subject><subject>Proportional Hazards Models</subject><subject>Public health</subject><subject>Review boards</subject><subject>Risk Factors</subject><subject>Sex Factors</subject><subject>Smoking</subject><subject>Squamous cell carcinoma</subject><subject>Studies</subject><subject>Surgery</subject><subject>Tissues</subject><subject>Tumors</subject><issn>1932-6203</issn><issn>1932-6203</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2015</creationdate><recordtype>article</recordtype><sourceid>EIF</sourceid><sourceid>BENPR</sourceid><sourceid>DOA</sourceid><recordid>eNptUl2L1DAUDaK46-g_EA344kvHfDVtXwSpq7swsgPqc7hN05kMbTKbtH78e1Onu-yKEEi4Oefcew8HoZeUrCkv6LuDn4KDfn30zqwJFUzm8hE6pxVnmWSEP773PkPPYjwQkvNSyqfobMaynItzpC_tbo-3H7MNxRe_jsHEaL3DtQ_B9DCaiH_acY-_mBFiOjZicC3eeh_wNvid83PJOnwdoMdfbyYY_BRxbfoe1xC0dX6A5-hJB300L5Z7hb5_uvhWX2ab689X9YdNpnMmx6wybU5LKoUgRsuGdV1DZdXSsiwBCOGGMy6LQhZggOcdKSnVlEGbG64LDZqv0OuT7rH3US3-REULzhmhTPCEuDohWg8HdQx2gPBbebDqb8GHnYIwWt0b1UlNiU69SdEJyjQYA1BWpKFVU0ASW6H3S7epGUyrjRuTBw9EH_44u1c7_0MJKVgliyTwdhEI_mYycVSDjTo5B84kE-e5BSsZYWWCvvkH-v_txAmlg48xmO5uGErUnJlblpozo5bMJNqr-4vckW5Dwv8ATaO_YQ</recordid><startdate>20151112</startdate><enddate>20151112</enddate><creator>Lin, Yueh-Min</creator><creator>Sung, Wen-Wei</creator><creator>Hsieh, Ming-Ju</creator><creator>Tsai, Shih-Chen</creator><creator>Lai, Hung-Wen</creator><creator>Yang, Shu-Mei</creator><creator>Shen, Ko-Hong</creator><creator>Chen, Mu-Kuan</creator><creator>Lee, Huei</creator><creator>Yeh, Kun-Tu</creator><creator>Chen, Chih-Jung</creator><general>Public Library of Science</general><general>Public Library of Science (PLoS)</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>7QG</scope><scope>7QL</scope><scope>7QO</scope><scope>7RV</scope><scope>7SN</scope><scope>7SS</scope><scope>7T5</scope><scope>7TG</scope><scope>7TM</scope><scope>7U9</scope><scope>7X2</scope><scope>7X7</scope><scope>7XB</scope><scope>88E</scope><scope>8AO</scope><scope>8C1</scope><scope>8FD</scope><scope>8FE</scope><scope>8FG</scope><scope>8FH</scope><scope>8FI</scope><scope>8FJ</scope><scope>8FK</scope><scope>ABJCF</scope><scope>ABUWG</scope><scope>AEUYN</scope><scope>AFKRA</scope><scope>ARAPS</scope><scope>ATCPS</scope><scope>AZQEC</scope><scope>BBNVY</scope><scope>BENPR</scope><scope>BGLVJ</scope><scope>BHPHI</scope><scope>C1K</scope><scope>CCPQU</scope><scope>D1I</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>KB.</scope><scope>KB0</scope><scope>KL.</scope><scope>L6V</scope><scope>LK8</scope><scope>M0K</scope><scope>M0S</scope><scope>M1P</scope><scope>M7N</scope><scope>M7P</scope><scope>M7S</scope><scope>NAPCQ</scope><scope>P5Z</scope><scope>P62</scope><scope>P64</scope><scope>PATMY</scope><scope>PDBOC</scope><scope>PIMPY</scope><scope>PQEST</scope><scope>PQQKQ</scope><scope>PQUKI</scope><scope>PTHSS</scope><scope>PYCSY</scope><scope>RC3</scope><scope>7X8</scope><scope>5PM</scope><scope>DOA</scope></search><sort><creationdate>20151112</creationdate><title>High PD-L1 Expression Correlates with Metastasis and Poor Prognosis in Oral Squamous Cell Carcinoma</title><author>Lin, Yueh-Min ; 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Blockade of PD-L1 with monoclonal antibody could modulate the tumor immune environment to augment immunotherapy. PD-L1 expression is also detected in several types of cancer and is associated with poor prognosis. However, the prognostic role of PD-L1 in oral squamous cell carcinoma (OSCC) is still controversial. Our aim was to determine the role of PD-L1 in the prognosis of OSCC patients to identify its potential therapeutic relevance. PD-L1 immunoreactivity was analyzed by immunohistochemistry in 305 cancer specimens from primary OSCC patients. The medium follow-up time after surgery was 3.8 years (range from 0.1 to 11.1 years). The prognostic value of PD-L1 on overall survival was determined by Kaplan-Meier analysis and Cox proportional hazard models. Higher PD-L1 expression is more likely in tumor tissues of female than male OSCC patients (P = 0.0062). Patients with distant metastasis also had high PD-L1 expression (P = 0.0103). Multivariate analysis identified high PD-L1 expression as an independent risk factor in males and smokers (males: hazard ratio = 1.556, P = 0.0077; smokers: hazard ratio = 2.058, P = 0.0004). We suggest that PD-L1 expression, determined by IHC staining, could be an independent prognostic marker for OSCC patients who are male or who have a smoking habit.</abstract><cop>United States</cop><pub>Public Library of Science</pub><pmid>26562534</pmid><doi>10.1371/journal.pone.0142656</doi><oa>free_for_read</oa></addata></record>
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subjects Alcohol use
Antigens
B7-H1 Antigen - biosynthesis
Biomarkers
Biomarkers, Tumor - biosynthesis
Cancer
Cancer therapies
Carcinoma, Squamous Cell - metabolism
Carcinoma, Squamous Cell - pathology
Carcinoma, Squamous Cell - surgery
Chemotherapy
Colorectal cancer
Community colleges
Cytokines
Esophageal cancer
Female
Follow-Up Studies
Head & neck cancer
Health hazards
Health surveillance
Hospitals
Humans
Immunity
Immunohistochemistry
Immunotherapy
Kaplan-Meier Estimate
Male
Males
Medical prognosis
Medical technology
Medicine
Melanoma
Metastases
Middle Aged
Monoclonal antibodies
Mortality
Mouth Neoplasms - metabolism
Mouth Neoplasms - pathology
Mouth Neoplasms - surgery
Multivariate Analysis
Neoplasm Metastasis
Nursing
Oral cancer
Oral squamous cell carcinoma
Otolaryngology
Outcome Assessment, Health Care - statistics & numerical data
Pathology
Patients
PD-L1 protein
Prognosis
Proportional Hazards Models
Public health
Review boards
Risk Factors
Sex Factors
Smoking
Squamous cell carcinoma
Studies
Surgery
Tissues
Tumors
title High PD-L1 Expression Correlates with Metastasis and Poor Prognosis in Oral Squamous Cell Carcinoma
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