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Nuclear Factor-κB Promotes Urothelial Tumorigenesis and Cancer Progression via Cooperation with Androgen Receptor Signaling
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Zeitschriftentitel: | Molecular Cancer Therapeutics |
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Personen und Körperschaften: | , , , , , , |
In: | Molecular Cancer Therapeutics, 17, 2018, 6, S. 1303-1314 |
Format: | E-Article |
Sprache: | Englisch |
veröffentlicht: |
American Association for Cancer Research (AACR)
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Schlagwörter: |
author_facet |
Inoue, Satoshi Ide, Hiroki Mizushima, Taichi Jiang, Guiyang Netto, George J. Gotoh, Momokazu Miyamoto, Hiroshi Inoue, Satoshi Ide, Hiroki Mizushima, Taichi Jiang, Guiyang Netto, George J. Gotoh, Momokazu Miyamoto, Hiroshi |
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author |
Inoue, Satoshi Ide, Hiroki Mizushima, Taichi Jiang, Guiyang Netto, George J. Gotoh, Momokazu Miyamoto, Hiroshi |
spellingShingle |
Inoue, Satoshi Ide, Hiroki Mizushima, Taichi Jiang, Guiyang Netto, George J. Gotoh, Momokazu Miyamoto, Hiroshi Molecular Cancer Therapeutics Nuclear Factor-κB Promotes Urothelial Tumorigenesis and Cancer Progression via Cooperation with Androgen Receptor Signaling Cancer Research Oncology |
author_sort |
inoue, satoshi |
spelling |
Inoue, Satoshi Ide, Hiroki Mizushima, Taichi Jiang, Guiyang Netto, George J. Gotoh, Momokazu Miyamoto, Hiroshi 1535-7163 1538-8514 American Association for Cancer Research (AACR) Cancer Research Oncology http://dx.doi.org/10.1158/1535-7163.mct-17-0786 <jats:title>Abstract</jats:title> <jats:p>We investigated the role of NF-κB in the development and progression of urothelial cancer as well as cross-talk between NF-κB and androgen receptor (AR) signals in urothelial cells. Immunohistochemistry in surgical specimens showed that the expression levels of NF-κB/p65 (P = 0.015)/phospho-NF-κB/p65 (P &lt; 0.001) were significantly elevated in bladder tumors, compared with those in nonneoplastic urothelial tissues. The rates of phospho-NF-κB/p65 positivity were also significantly higher in high-grade (P = 0.015)/muscle-invasive (P = 0.033) tumors than in lower grade/non–muscle-invasive tumors. Additionally, patients with phospho-NF-κB/p65-positive muscle-invasive bladder cancer had significantly higher risks of disease progression (P &lt; 0.001) and cancer-specific mortality (P = 0.002). In immortalized human normal urothelial SVHUC cells stably expressing AR, NF-κB activators and inhibitors accelerated and prevented, respectively, their neoplastic transformation induced by a chemical carcinogen 3-methylcholanthrene. Bladder tumors were identified in 56% (mock), 89% (betulinic acid), and 22% (parthenolide) of N-butyl-N-(4-hydroxybutyl)nitrosamine-treated male C57BL/6 mice at 22 weeks of age. NF-κB activators and inhibitors also significantly induced and reduced, respectively, cell proliferation/migration/invasion of AR-positive bladder cancer lines, but not AR-knockdown or AR-negative lines, and their growth in xenograft-bearing mice. In both nonneoplastic and neoplastic urothelial cells, NF-κB activators/inhibitors upregulated/downregulated, respectively, AR expression, whereas AR overexpression was associated with increases in the expression levels of NF-κB/p65 and phospho-NF-κB/p65. Thus, NF-κB appeared to be activated in bladder cancer, which was associated with tumor progression. NF-κB activators/inhibitors were also found to modulate tumorigenesis and tumor outgrowth in AR-activated urothelial cells. Accordingly, NF-κB inhibition, together with AR inactivation, has the potential of being an effective chemopreventive and/or therapeutic approach for urothelial carcinoma. Mol Cancer Ther; 17(6); 1303–14. ©2018 AACR.</jats:p> Nuclear Factor-κB Promotes Urothelial Tumorigenesis and Cancer Progression via Cooperation with Androgen Receptor Signaling Molecular Cancer Therapeutics |
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title |
Nuclear Factor-κB Promotes Urothelial Tumorigenesis and Cancer Progression via Cooperation with Androgen Receptor Signaling |
title_unstemmed |
Nuclear Factor-κB Promotes Urothelial Tumorigenesis and Cancer Progression via Cooperation with Androgen Receptor Signaling |
title_full |
Nuclear Factor-κB Promotes Urothelial Tumorigenesis and Cancer Progression via Cooperation with Androgen Receptor Signaling |
title_fullStr |
Nuclear Factor-κB Promotes Urothelial Tumorigenesis and Cancer Progression via Cooperation with Androgen Receptor Signaling |
title_full_unstemmed |
Nuclear Factor-κB Promotes Urothelial Tumorigenesis and Cancer Progression via Cooperation with Androgen Receptor Signaling |
title_short |
Nuclear Factor-κB Promotes Urothelial Tumorigenesis and Cancer Progression via Cooperation with Androgen Receptor Signaling |
title_sort |
nuclear factor-κb promotes urothelial tumorigenesis and cancer progression via cooperation with androgen receptor signaling |
topic |
Cancer Research Oncology |
url |
http://dx.doi.org/10.1158/1535-7163.mct-17-0786 |
publishDate |
2018 |
physical |
1303-1314 |
description |
<jats:title>Abstract</jats:title>
<jats:p>We investigated the role of NF-κB in the development and progression of urothelial cancer as well as cross-talk between NF-κB and androgen receptor (AR) signals in urothelial cells. Immunohistochemistry in surgical specimens showed that the expression levels of NF-κB/p65 (P = 0.015)/phospho-NF-κB/p65 (P &lt; 0.001) were significantly elevated in bladder tumors, compared with those in nonneoplastic urothelial tissues. The rates of phospho-NF-κB/p65 positivity were also significantly higher in high-grade (P = 0.015)/muscle-invasive (P = 0.033) tumors than in lower grade/non–muscle-invasive tumors. Additionally, patients with phospho-NF-κB/p65-positive muscle-invasive bladder cancer had significantly higher risks of disease progression (P &lt; 0.001) and cancer-specific mortality (P = 0.002). In immortalized human normal urothelial SVHUC cells stably expressing AR, NF-κB activators and inhibitors accelerated and prevented, respectively, their neoplastic transformation induced by a chemical carcinogen 3-methylcholanthrene. Bladder tumors were identified in 56% (mock), 89% (betulinic acid), and 22% (parthenolide) of N-butyl-N-(4-hydroxybutyl)nitrosamine-treated male C57BL/6 mice at 22 weeks of age. NF-κB activators and inhibitors also significantly induced and reduced, respectively, cell proliferation/migration/invasion of AR-positive bladder cancer lines, but not AR-knockdown or AR-negative lines, and their growth in xenograft-bearing mice. In both nonneoplastic and neoplastic urothelial cells, NF-κB activators/inhibitors upregulated/downregulated, respectively, AR expression, whereas AR overexpression was associated with increases in the expression levels of NF-κB/p65 and phospho-NF-κB/p65. Thus, NF-κB appeared to be activated in bladder cancer, which was associated with tumor progression. NF-κB activators/inhibitors were also found to modulate tumorigenesis and tumor outgrowth in AR-activated urothelial cells. Accordingly, NF-κB inhibition, together with AR inactivation, has the potential of being an effective chemopreventive and/or therapeutic approach for urothelial carcinoma. Mol Cancer Ther; 17(6); 1303–14. ©2018 AACR.</jats:p> |
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author | Inoue, Satoshi, Ide, Hiroki, Mizushima, Taichi, Jiang, Guiyang, Netto, George J., Gotoh, Momokazu, Miyamoto, Hiroshi |
author_facet | Inoue, Satoshi, Ide, Hiroki, Mizushima, Taichi, Jiang, Guiyang, Netto, George J., Gotoh, Momokazu, Miyamoto, Hiroshi, Inoue, Satoshi, Ide, Hiroki, Mizushima, Taichi, Jiang, Guiyang, Netto, George J., Gotoh, Momokazu, Miyamoto, Hiroshi |
author_sort | inoue, satoshi |
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container_title | Molecular Cancer Therapeutics |
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description | <jats:title>Abstract</jats:title> <jats:p>We investigated the role of NF-κB in the development and progression of urothelial cancer as well as cross-talk between NF-κB and androgen receptor (AR) signals in urothelial cells. Immunohistochemistry in surgical specimens showed that the expression levels of NF-κB/p65 (P = 0.015)/phospho-NF-κB/p65 (P &lt; 0.001) were significantly elevated in bladder tumors, compared with those in nonneoplastic urothelial tissues. The rates of phospho-NF-κB/p65 positivity were also significantly higher in high-grade (P = 0.015)/muscle-invasive (P = 0.033) tumors than in lower grade/non–muscle-invasive tumors. Additionally, patients with phospho-NF-κB/p65-positive muscle-invasive bladder cancer had significantly higher risks of disease progression (P &lt; 0.001) and cancer-specific mortality (P = 0.002). In immortalized human normal urothelial SVHUC cells stably expressing AR, NF-κB activators and inhibitors accelerated and prevented, respectively, their neoplastic transformation induced by a chemical carcinogen 3-methylcholanthrene. Bladder tumors were identified in 56% (mock), 89% (betulinic acid), and 22% (parthenolide) of N-butyl-N-(4-hydroxybutyl)nitrosamine-treated male C57BL/6 mice at 22 weeks of age. NF-κB activators and inhibitors also significantly induced and reduced, respectively, cell proliferation/migration/invasion of AR-positive bladder cancer lines, but not AR-knockdown or AR-negative lines, and their growth in xenograft-bearing mice. In both nonneoplastic and neoplastic urothelial cells, NF-κB activators/inhibitors upregulated/downregulated, respectively, AR expression, whereas AR overexpression was associated with increases in the expression levels of NF-κB/p65 and phospho-NF-κB/p65. Thus, NF-κB appeared to be activated in bladder cancer, which was associated with tumor progression. NF-κB activators/inhibitors were also found to modulate tumorigenesis and tumor outgrowth in AR-activated urothelial cells. Accordingly, NF-κB inhibition, together with AR inactivation, has the potential of being an effective chemopreventive and/or therapeutic approach for urothelial carcinoma. Mol Cancer Ther; 17(6); 1303–14. ©2018 AACR.</jats:p> |
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spelling | Inoue, Satoshi Ide, Hiroki Mizushima, Taichi Jiang, Guiyang Netto, George J. Gotoh, Momokazu Miyamoto, Hiroshi 1535-7163 1538-8514 American Association for Cancer Research (AACR) Cancer Research Oncology http://dx.doi.org/10.1158/1535-7163.mct-17-0786 <jats:title>Abstract</jats:title> <jats:p>We investigated the role of NF-κB in the development and progression of urothelial cancer as well as cross-talk between NF-κB and androgen receptor (AR) signals in urothelial cells. Immunohistochemistry in surgical specimens showed that the expression levels of NF-κB/p65 (P = 0.015)/phospho-NF-κB/p65 (P &lt; 0.001) were significantly elevated in bladder tumors, compared with those in nonneoplastic urothelial tissues. The rates of phospho-NF-κB/p65 positivity were also significantly higher in high-grade (P = 0.015)/muscle-invasive (P = 0.033) tumors than in lower grade/non–muscle-invasive tumors. Additionally, patients with phospho-NF-κB/p65-positive muscle-invasive bladder cancer had significantly higher risks of disease progression (P &lt; 0.001) and cancer-specific mortality (P = 0.002). In immortalized human normal urothelial SVHUC cells stably expressing AR, NF-κB activators and inhibitors accelerated and prevented, respectively, their neoplastic transformation induced by a chemical carcinogen 3-methylcholanthrene. Bladder tumors were identified in 56% (mock), 89% (betulinic acid), and 22% (parthenolide) of N-butyl-N-(4-hydroxybutyl)nitrosamine-treated male C57BL/6 mice at 22 weeks of age. NF-κB activators and inhibitors also significantly induced and reduced, respectively, cell proliferation/migration/invasion of AR-positive bladder cancer lines, but not AR-knockdown or AR-negative lines, and their growth in xenograft-bearing mice. In both nonneoplastic and neoplastic urothelial cells, NF-κB activators/inhibitors upregulated/downregulated, respectively, AR expression, whereas AR overexpression was associated with increases in the expression levels of NF-κB/p65 and phospho-NF-κB/p65. Thus, NF-κB appeared to be activated in bladder cancer, which was associated with tumor progression. NF-κB activators/inhibitors were also found to modulate tumorigenesis and tumor outgrowth in AR-activated urothelial cells. Accordingly, NF-κB inhibition, together with AR inactivation, has the potential of being an effective chemopreventive and/or therapeutic approach for urothelial carcinoma. Mol Cancer Ther; 17(6); 1303–14. ©2018 AACR.</jats:p> Nuclear Factor-κB Promotes Urothelial Tumorigenesis and Cancer Progression via Cooperation with Androgen Receptor Signaling Molecular Cancer Therapeutics |
spellingShingle | Inoue, Satoshi, Ide, Hiroki, Mizushima, Taichi, Jiang, Guiyang, Netto, George J., Gotoh, Momokazu, Miyamoto, Hiroshi, Molecular Cancer Therapeutics, Nuclear Factor-κB Promotes Urothelial Tumorigenesis and Cancer Progression via Cooperation with Androgen Receptor Signaling, Cancer Research, Oncology |
title | Nuclear Factor-κB Promotes Urothelial Tumorigenesis and Cancer Progression via Cooperation with Androgen Receptor Signaling |
title_full | Nuclear Factor-κB Promotes Urothelial Tumorigenesis and Cancer Progression via Cooperation with Androgen Receptor Signaling |
title_fullStr | Nuclear Factor-κB Promotes Urothelial Tumorigenesis and Cancer Progression via Cooperation with Androgen Receptor Signaling |
title_full_unstemmed | Nuclear Factor-κB Promotes Urothelial Tumorigenesis and Cancer Progression via Cooperation with Androgen Receptor Signaling |
title_short | Nuclear Factor-κB Promotes Urothelial Tumorigenesis and Cancer Progression via Cooperation with Androgen Receptor Signaling |
title_sort | nuclear factor-κb promotes urothelial tumorigenesis and cancer progression via cooperation with androgen receptor signaling |
title_unstemmed | Nuclear Factor-κB Promotes Urothelial Tumorigenesis and Cancer Progression via Cooperation with Androgen Receptor Signaling |
topic | Cancer Research, Oncology |
url | http://dx.doi.org/10.1158/1535-7163.mct-17-0786 |