Suppression of Human Liver Cancer Cell Migration and Invasion via the GABAA Receptor
<b>Objective</b> To investigate the roles of the γ-aminobutyric acid (GABA) in the metastasis of hepatocellular carcinoma (HCC) and to explore the potential of a novel therapeutic approach for the treatment of HCC.<br><b>Methods</b> The expression levels of GABA recepto...
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China Anti-Cancer Association
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Online Access: | http://www.cancerbiomed.org/index.php/cocr/article/view/56 |
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doaj-400589ec36574670ba6c01d54b9df3272020-11-24T21:55:17ZengChina Anti-Cancer AssociationCancer Biology & Medicine2095-39412095-39412012-06-0192909810.3969/j.issn.2095-3941.2012.02.0022012020002Suppression of Human Liver Cancer Cell Migration and Invasion via the GABAA ReceptorZhi-ao Chen0Mei-yan Bao1Yong-fen Xu2Ruo-peng Zha3Hai-bing Shi4Tao-yang Chen5Xiang-huo He6State Key Laboratory of Oncogenes and Related Genes, Shanghai Cancer Institute, Renji Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai 200032, China;State Key Laboratory of Oncogenes and Related Genes, Shanghai Cancer Institute, Renji Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai 200032, China;State Key Laboratory of Oncogenes and Related Genes, Shanghai Cancer Institute, Renji Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai 200032, China;State Key Laboratory of Oncogenes and Related Genes, Shanghai Cancer Institute, Renji Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai 200032, China;State Key Laboratory of Oncogenes and Related Genes, Shanghai Cancer Institute, Renji Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai 200032, China;Qidong Liver Cancer Institute, Qidong 226200, ChinaState Key Laboratory of Oncogenes and Related Genes, Shanghai Cancer Institute, Renji Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai 200032, China;<b>Objective</b> To investigate the roles of the γ-aminobutyric acid (GABA) in the metastasis of hepatocellular carcinoma (HCC) and to explore the potential of a novel therapeutic approach for the treatment of HCC.<br><b>Methods</b> The expression levels of GABA receptor subunit genes in various HCC cell lines and patients‘ tissues were detected by quantitative real-time polymerase chain reaction and Western blot analysis. Transwell cell migration and invasion assays were carried out for functional analysis. The effects of GABA on liver cancer cell cytoskeletal were determined by immunofluorescence staining. And the effects of GABA on HCC metastasis in nude mice were evaluated using an <i>in vivo</i> orthotopic model of liver cancer.<br><b>Results</b> The mRNA level of GABA receptor subunits varied between the primary hepatocellular carcinoma tissue and the adjacent non-tumor liver tissue. GABA inhibited human liver cancer cell migration and invasion via the ionotropic GABAA receptor as a result of the induction of liver cancer cell cytoskeletal reorganization. Pretreatment with GABA also significantly reduced intrahepatic liver metastasis and primary tumor formation <i>in vivo</i>.<br><b>Conclusions</b> These findings introduce a potential and novel therapeutic approach for the treatment of cancer patients based on the modulation of the GABAergic system.http://www.cancerbiomed.org/index.php/cocr/article/view/56γ-aminobutyric acid (GABA)receptormigrationinvasionhepatocellular carcinoma |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Zhi-ao Chen Mei-yan Bao Yong-fen Xu Ruo-peng Zha Hai-bing Shi Tao-yang Chen Xiang-huo He |
spellingShingle |
Zhi-ao Chen Mei-yan Bao Yong-fen Xu Ruo-peng Zha Hai-bing Shi Tao-yang Chen Xiang-huo He Suppression of Human Liver Cancer Cell Migration and Invasion via the GABAA Receptor Cancer Biology & Medicine γ-aminobutyric acid (GABA) receptor migration invasion hepatocellular carcinoma |
author_facet |
Zhi-ao Chen Mei-yan Bao Yong-fen Xu Ruo-peng Zha Hai-bing Shi Tao-yang Chen Xiang-huo He |
author_sort |
Zhi-ao Chen |
title |
Suppression of Human Liver Cancer Cell Migration and Invasion via the GABAA Receptor |
title_short |
Suppression of Human Liver Cancer Cell Migration and Invasion via the GABAA Receptor |
title_full |
Suppression of Human Liver Cancer Cell Migration and Invasion via the GABAA Receptor |
title_fullStr |
Suppression of Human Liver Cancer Cell Migration and Invasion via the GABAA Receptor |
title_full_unstemmed |
Suppression of Human Liver Cancer Cell Migration and Invasion via the GABAA Receptor |
title_sort |
suppression of human liver cancer cell migration and invasion via the gabaa receptor |
publisher |
China Anti-Cancer Association |
series |
Cancer Biology & Medicine |
issn |
2095-3941 2095-3941 |
publishDate |
2012-06-01 |
description |
<b>Objective</b> To investigate the roles of the γ-aminobutyric acid (GABA) in the metastasis of hepatocellular carcinoma (HCC) and to explore the potential of a novel therapeutic approach for the treatment of HCC.<br><b>Methods</b> The expression levels of GABA receptor subunit genes in various HCC cell lines and patients‘ tissues were detected by quantitative real-time polymerase chain reaction and Western blot analysis. Transwell cell migration and invasion assays were carried out for functional analysis. The effects of GABA on liver cancer cell cytoskeletal were determined by immunofluorescence staining. And the effects of GABA on HCC metastasis in nude mice were evaluated using an <i>in vivo</i> orthotopic model of liver cancer.<br><b>Results</b> The mRNA level of GABA receptor subunits varied between the primary hepatocellular carcinoma tissue and the adjacent non-tumor liver tissue. GABA inhibited human liver cancer cell migration and invasion via the ionotropic GABAA receptor as a result of the induction of liver cancer cell cytoskeletal reorganization. Pretreatment with GABA also significantly reduced intrahepatic liver metastasis and primary tumor formation <i>in vivo</i>.<br><b>Conclusions</b> These findings introduce a potential and novel therapeutic approach for the treatment of cancer patients based on the modulation of the GABAergic system. |
topic |
γ-aminobutyric acid (GABA) receptor migration invasion hepatocellular carcinoma |
url |
http://www.cancerbiomed.org/index.php/cocr/article/view/56 |
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