Combined evaluation of hexokinase 2 and phosphorylated pyruvate dehydrogenase‐E1α in invasive front lesions of colorectal tumors predicts cancer metabolism and patient prognosis

Although numerous studies have shown the significance of cancer‐specific aerobic glycolysis, how glycolysis contributes to tumor invasion, a critical phenomenon in metastasis, remains unclear. With regard to colorectal cancer (CRC), we studied two critical gate enzymes, hexokinase 2 (HK2), which is...

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Veröffentlicht in:Cancer science 2014-09, Vol.105 (9), p.1100-1108
Hauptverfasser: Hamabe, Atsushi, Yamamoto, Hirofumi, Konno, Masamitsu, Uemura, Mamoru, Nishimura, Junichi, Hata, Taishi, Takemasa, Ichiro, Mizushima, Tsunekazu, Nishida, Naohiro, Kawamoto, Koichi, Koseki, Jun, Doki, Yuichiro, Mori, Masaki, Ishii, Hideshi
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container_end_page 1108
container_issue 9
container_start_page 1100
container_title Cancer science
container_volume 105
creator Hamabe, Atsushi
Yamamoto, Hirofumi
Konno, Masamitsu
Uemura, Mamoru
Nishimura, Junichi
Hata, Taishi
Takemasa, Ichiro
Mizushima, Tsunekazu
Nishida, Naohiro
Kawamoto, Koichi
Koseki, Jun
Doki, Yuichiro
Mori, Masaki
Ishii, Hideshi
description Although numerous studies have shown the significance of cancer‐specific aerobic glycolysis, how glycolysis contributes to tumor invasion, a critical phenomenon in metastasis, remains unclear. With regard to colorectal cancer (CRC), we studied two critical gate enzymes, hexokinase 2 (HK2), which is involved in glycolysis, and phosphorylated pyruvate dehydrogenase‐E1α (p‐PDH), which is involved in oxidative phosphorylation (OxPhos). Immunohistochemical analyses using anti‐HK2 and p‐PDH antibodies were performed on surgically resected CRC samples (n = 104), and the expression in invasive front lesions of tumors was assessed. Positive HK2 expression correlated with extensive tumor diameter (P = 0.0460), advanced tumor depth (P = 0.0395), and presence of lymph node metastasis (P = 0.0409). Expression of p‐PDH tended to be higher in right‐sided CRCs than in left‐sided CRCs (P = 0.0883). In survival analysis, the combined evaluation of positive HK2 and negative p‐PDH was associated with reduced recurrence‐free survival (RFS) (P = 0.0169 in all stages and P = 0.0238 in Stage II and III patients, respectively). This evaluation could predict RFS more precisely than the independent evaluation. The present study indicated that high HK2 expression combined with low p‐PDH expression in the invasive front lesions of CRC tumors is predictive of tumor aggressiveness and survival of CRC cases. The correlation between aerobic glycolysis and colorectal cancer invasion remains unclear. In our study, combined evaluation of hexokinase 2 and phosphorylated pyruvate dehydrogenase‐E1α in invasive front lesions of colorectal tumors could predict cancer metabolism and patient prognosis.
doi_str_mv 10.1111/cas.12487
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With regard to colorectal cancer (CRC), we studied two critical gate enzymes, hexokinase 2 (HK2), which is involved in glycolysis, and phosphorylated pyruvate dehydrogenase‐E1α (p‐PDH), which is involved in oxidative phosphorylation (OxPhos). Immunohistochemical analyses using anti‐HK2 and p‐PDH antibodies were performed on surgically resected CRC samples (n = 104), and the expression in invasive front lesions of tumors was assessed. Positive HK2 expression correlated with extensive tumor diameter (P = 0.0460), advanced tumor depth (P = 0.0395), and presence of lymph node metastasis (P = 0.0409). Expression of p‐PDH tended to be higher in right‐sided CRCs than in left‐sided CRCs (P = 0.0883). In survival analysis, the combined evaluation of positive HK2 and negative p‐PDH was associated with reduced recurrence‐free survival (RFS) (P = 0.0169 in all stages and P = 0.0238 in Stage II and III patients, respectively). This evaluation could predict RFS more precisely than the independent evaluation. The present study indicated that high HK2 expression combined with low p‐PDH expression in the invasive front lesions of CRC tumors is predictive of tumor aggressiveness and survival of CRC cases. The correlation between aerobic glycolysis and colorectal cancer invasion remains unclear. 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Cancer Science published by Wiley Publishing Asia Pty Ltd on behalf of Japanese Cancer Association.</rights><rights>2014. This work is published under http://creativecommons.org/licenses/by-nc-nd/3.0/ (the “License”). Notwithstanding the ProQuest Terms and Conditions, you may use this content in accordance with the terms of the License.</rights><rights>2014 The Authors. 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pathology</subject><subject>invasion</subject><subject>Invasiveness</subject><subject>Kaplan-Meier Estimate</subject><subject>Kinases</subject><subject>Laboratories</subject><subject>Lymph nodes</subject><subject>Male</subject><subject>Medical prognosis</subject><subject>Medical research</subject><subject>Melanoma</subject><subject>Metabolism</subject><subject>Metabolites</subject><subject>Metastases</subject><subject>Metastasis</subject><subject>Middle Aged</subject><subject>Mitochondria</subject><subject>Multivariate Analysis</subject><subject>Neoplasm Invasiveness</subject><subject>Neoplasm Recurrence, Local - enzymology</subject><subject>Original</subject><subject>Oxidative phosphorylation</subject><subject>Phosphoproteins - metabolism</subject><subject>Phosphorylation</subject><subject>Protein Processing, Post-Translational</subject><subject>pyruvate dehydrogenase</subject><subject>Pyruvate Dehydrogenase (Lipoamide) - metabolism</subject><subject>Pyruvic acid</subject><subject>Studies</subject><subject>Survival</subject><subject>Tumors</subject><issn>1347-9032</issn><issn>1349-7006</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2014</creationdate><recordtype>article</recordtype><sourceid>24P</sourceid><sourceid>WIN</sourceid><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>eNp1ks2O1SAUgBujccbRhS9gSNzoojNAaaEbk8nN-JNM4kJdE6CncxkpVGg73p2P4KuY-Bw-hE8idzpO1EQC4QS-fOcQTlE8JviY5HFiVDomlAl-pzgkFWtLjnFz9zrmZYsrelA8SOkS46phLbtfHNAaN_m4Piy-b8KgrYcOwaLcrCYbPAo92sLn8NF6lQBRpHyHxm1IecWdU1Omx12clxyhDra7LoYL2LM_v3w9Iz--IevzXFSyC6A-Bj8hBymb015tggsRzKQcmuYhxITGCJ01U0JGeQMRDTApHZxNw5o6VwXZMeY0PiSbHhb3euUSPLrZj4oPL8_eb16X529fvdmcnpeGNZyXPbBGG8HrqgIsOAWqei1qQ0TLVGOMwK2gHFd1j5XmumZad1QThTkVqgddHRUvVu846wE6k4uIyskx2kHFnQzKyr9vvN3Ki7BIxhpatSwLnt0IYvg0Q5rkYJMB55SHMCdJ6qYhWAhaZ_TpP-hlmKPPz5OUtpjWFAuSqecrZWJIKUJ_WwzBct8LMveCvO6FzD75s_pb8vfnZ-BkBa6sg93_TXJz-m5V_gJm5MWn</recordid><startdate>201409</startdate><enddate>201409</enddate><creator>Hamabe, Atsushi</creator><creator>Yamamoto, Hirofumi</creator><creator>Konno, Masamitsu</creator><creator>Uemura, Mamoru</creator><creator>Nishimura, Junichi</creator><creator>Hata, Taishi</creator><creator>Takemasa, Ichiro</creator><creator>Mizushima, Tsunekazu</creator><creator>Nishida, Naohiro</creator><creator>Kawamoto, Koichi</creator><creator>Koseki, Jun</creator><creator>Doki, Yuichiro</creator><creator>Mori, Masaki</creator><creator>Ishii, Hideshi</creator><general>John Wiley &amp; Sons, Inc</general><general>BlackWell Publishing Ltd</general><scope>24P</scope><scope>WIN</scope><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>8FE</scope><scope>8FH</scope><scope>ABUWG</scope><scope>AFKRA</scope><scope>AZQEC</scope><scope>BBNVY</scope><scope>BENPR</scope><scope>BHPHI</scope><scope>CCPQU</scope><scope>DWQXO</scope><scope>GNUQQ</scope><scope>HCIFZ</scope><scope>LK8</scope><scope>M7P</scope><scope>PIMPY</scope><scope>PQEST</scope><scope>PQQKQ</scope><scope>PQUKI</scope><scope>PRINS</scope><scope>7X8</scope><scope>5PM</scope></search><sort><creationdate>201409</creationdate><title>Combined evaluation of hexokinase 2 and phosphorylated pyruvate dehydrogenase‐E1α in invasive front lesions of colorectal tumors predicts cancer metabolism and patient prognosis</title><author>Hamabe, Atsushi ; Yamamoto, Hirofumi ; Konno, Masamitsu ; Uemura, Mamoru ; Nishimura, Junichi ; Hata, Taishi ; Takemasa, Ichiro ; Mizushima, Tsunekazu ; Nishida, Naohiro ; Kawamoto, Koichi ; Koseki, Jun ; Doki, Yuichiro ; Mori, Masaki ; Ishii, Hideshi</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c4677-fe46bc87533e0872e2afb85c1894a6cc809827035f0ab7b54bbd2b1a0728afeb3</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2014</creationdate><topic>Adenocarcinoma - 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With regard to colorectal cancer (CRC), we studied two critical gate enzymes, hexokinase 2 (HK2), which is involved in glycolysis, and phosphorylated pyruvate dehydrogenase‐E1α (p‐PDH), which is involved in oxidative phosphorylation (OxPhos). Immunohistochemical analyses using anti‐HK2 and p‐PDH antibodies were performed on surgically resected CRC samples (n = 104), and the expression in invasive front lesions of tumors was assessed. Positive HK2 expression correlated with extensive tumor diameter (P = 0.0460), advanced tumor depth (P = 0.0395), and presence of lymph node metastasis (P = 0.0409). Expression of p‐PDH tended to be higher in right‐sided CRCs than in left‐sided CRCs (P = 0.0883). In survival analysis, the combined evaluation of positive HK2 and negative p‐PDH was associated with reduced recurrence‐free survival (RFS) (P = 0.0169 in all stages and P = 0.0238 in Stage II and III patients, respectively). This evaluation could predict RFS more precisely than the independent evaluation. The present study indicated that high HK2 expression combined with low p‐PDH expression in the invasive front lesions of CRC tumors is predictive of tumor aggressiveness and survival of CRC cases. The correlation between aerobic glycolysis and colorectal cancer invasion remains unclear. In our study, combined evaluation of hexokinase 2 and phosphorylated pyruvate dehydrogenase‐E1α in invasive front lesions of colorectal tumors could predict cancer metabolism and patient prognosis.</abstract><cop>England</cop><pub>John Wiley &amp; Sons, Inc</pub><pmid>25060325</pmid><doi>10.1111/cas.12487</doi><tpages>9</tpages><oa>free_for_read</oa></addata></record>
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subjects Adenocarcinoma - enzymology
Adenocarcinoma - mortality
Adenocarcinoma - pathology
Aged
Cancer
Cell Line, Tumor
Chemotherapy
Colorectal cancer
Colorectal carcinoma
Colorectal Neoplasms - enzymology
Colorectal Neoplasms - mortality
Colorectal Neoplasms - pathology
Dehydrogenases
Disease-Free Survival
Female
Glycolysis
Hexokinase
Hexokinase - metabolism
Humans
Immunoglobulins
Intestinal Mucosa - enzymology
Intestinal Mucosa - pathology
invasion
Invasiveness
Kaplan-Meier Estimate
Kinases
Laboratories
Lymph nodes
Male
Medical prognosis
Medical research
Melanoma
Metabolism
Metabolites
Metastases
Metastasis
Middle Aged
Mitochondria
Multivariate Analysis
Neoplasm Invasiveness
Neoplasm Recurrence, Local - enzymology
Original
Oxidative phosphorylation
Phosphoproteins - metabolism
Phosphorylation
Protein Processing, Post-Translational
pyruvate dehydrogenase
Pyruvate Dehydrogenase (Lipoamide) - metabolism
Pyruvic acid
Studies
Survival
Tumors
title Combined evaluation of hexokinase 2 and phosphorylated pyruvate dehydrogenase‐E1α in invasive front lesions of colorectal tumors predicts cancer metabolism and patient prognosis
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