Volume 76, Issue 1 pp. 112-125
ORIGINAL ARTICLE

Sphingosine-1-phosphate promotes tumor development and liver fibrosis in mouse model of congestive hepatopathy

Hironari Kawai

Hironari Kawai

The Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, Chiba, Japan

Department of Surgery, The Jikei University School of Medicine, Tokyo, Japan

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Yosuke Osawa

Corresponding Author

Yosuke Osawa

The Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, Chiba, Japan

Department of Gastroenterology, International University of Health and Welfare Hospital, Nasushiobara, Tochigi, Japan

Correspondence

Yosuke Osawa, Department of Gastroenterology, International University of Health and Welfare Hospital, 537-3 Iguchi, Nasushiobara, Tochigi 239-2763, Japan.

Email: [email protected]

Tatsuya Kanto, The Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, 1-7-1 Kohnodai, Ichikawa, Chiba 272-8516, Japan.

Email: [email protected]

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Michitaka Matsuda

Michitaka Matsuda

The Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, Chiba, Japan

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Tomoyuki Tsunoda

Tomoyuki Tsunoda

Department of Pediatric Hepatology and Gastroenterology, Saiseikai Yokohama-shi Tobu Hospital, Kanagawa, Japan

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Keisuke Yanagida

Keisuke Yanagida

Department of Lipid Signaling, National Center for Global Health and Medicine, Tokyo, Japan

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Daisuke Hishikawa

Daisuke Hishikawa

Department of Lipid Signaling, National Center for Global Health and Medicine, Tokyo, Japan

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Miku Okawara

Miku Okawara

The Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, Chiba, Japan

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Yuzuru Sakamoto

Yuzuru Sakamoto

The Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, Chiba, Japan

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Tomonari Shimagaki

Tomonari Shimagaki

The Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, Chiba, Japan

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Yuriko Tsutsui

Yuriko Tsutsui

The Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, Chiba, Japan

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Yuichi Yoshida

Yuichi Yoshida

The Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, Chiba, Japan

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Shiori Yoshikawa

Shiori Yoshikawa

The Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, Chiba, Japan

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Kana Hashi

Kana Hashi

The Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, Chiba, Japan

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Hiroyoshi Doi

Hiroyoshi Doi

The Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, Chiba, Japan

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Taizo Mori

Taizo Mori

The Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, Chiba, Japan

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Taiji Yamazoe

Taiji Yamazoe

The Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, Chiba, Japan

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Sachiyo Yoshio

Sachiyo Yoshio

The Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, Chiba, Japan

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Masaya Sugiyama

Masaya Sugiyama

Genome Medical Sciences Project, National Center for Global Health and Medicine, Chiba, Japan

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Daisuke Okuzaki

Daisuke Okuzaki

Genome information Research Center, Research Institute for Microbial Disease, Osaka University, Suita, Osaka, Japan

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Haruki Komatsu

Haruki Komatsu

Department of Pediatrics, Toho University Medical Center, Sakura hospital, Chiba, Japan

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Ayano Inui

Ayano Inui

Department of Pediatric Hepatology and Gastroenterology, Saiseikai Yokohama-shi Tobu Hospital, Kanagawa, Japan

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Miwa Tamura-Nakano

Miwa Tamura-Nakano

Communal Laboratory, National Center for Global Health and Medicine, Tokyo, Japan

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Chinatsu Oyama

Chinatsu Oyama

Communal Laboratory, National Center for Global Health and Medicine, Tokyo, Japan

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Hideo Shindou

Hideo Shindou

Department of Lipid Signaling, National Center for Global Health and Medicine, Tokyo, Japan

Department of Lipid Science, The University of Tokyo, Tokyo, Japan

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Hironori Kusano

Hironori Kusano

Department of Pathology, Kurume University School of Medicine, Fukuoka, Japan

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Masayoshi Kage

Masayoshi Kage

Kurume University Research Center for Innovative Cancer Therapy, Fukuoka, Japan

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Toru Ikegami

Toru Ikegami

Department of Surgery, The Jikei University School of Medicine, Tokyo, Japan

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Katsuhiko Yanaga

Katsuhiko Yanaga

Department of Surgery, The Jikei University School of Medicine, Tokyo, Japan

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Tatsuya Kanto

Corresponding Author

Tatsuya Kanto

The Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, Chiba, Japan

Correspondence

Yosuke Osawa, Department of Gastroenterology, International University of Health and Welfare Hospital, 537-3 Iguchi, Nasushiobara, Tochigi 239-2763, Japan.

Email: [email protected]

Tatsuya Kanto, The Research Center for Hepatitis and Immunology, National Center for Global Health and Medicine, 1-7-1 Kohnodai, Ichikawa, Chiba 272-8516, Japan.

Email: [email protected]

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First published: 02 December 2021
Citations: 6

Hironari Kawai and Yosuke Osawa contributed equally.

Funding information

This study was supported by grants from National Center for Global Health and Medicine to T.K. (29-shi-1007, 29-shi-2002, 30-shi-2001, 20A1002) and K. Yanagida (19A1023), Japan Agency for Medical Research and Development to H.S. (AMED-CREST 20gm0910011, AMED-P-CREATE 20cm0106116, AMED Program for Basic and Clinical Research on Hepatitis JP20fk0210041), Japan Society for the Promotion of Science KAKENHI to Y.O. (21K08014), International University of Health and Welfare Research Grant to Y.O., and The Jikei University Research Fund for Graduate Students to H. Kawai

Abstract

Background and Aims

Chronic liver congestion reflecting right-sided heart failure (RHF), Budd-Chiari syndrome, or Fontan-associated liver disease (FALD) is involved in liver fibrosis and HCC. However, molecular mechanisms of fibrosis and HCC in chronic liver congestion remain poorly understood.

Approach and Results

Here, we first demonstrated that chronic liver congestion promoted HCC and metastatic liver tumor growth using murine model of chronic liver congestion by partial inferior vena cava ligation (pIVCL). As the initial step triggering HCC promotion and fibrosis, gut-derived lipopolysaccharide (LPS) appeared to induce LSECs capillarization in mice and in vitro. LSEC capillarization was also confirmed in patients with FALD. Mitogenic factor, sphingosine-1-phosphate (S1P), was increased in congestive liver and expression of sphingosine kinase 1, a major synthetase of S1P, was increased in capillarized LSECs after pIVCL. Inhibition of S1P receptor (S1PR) 1 (Ex26) and S1PR2 (JTE013) mitigated HCC development and liver fibrosis, respectively. Antimicrobial treatment lowered portal blood LPS concentration, LSEC capillarization, and liver S1P concentration accompanied by reduction of HCC development and fibrosis in the congestive liver.

Conclusions

In conclusion, chronic liver congestion promotes HCC development and liver fibrosis by S1P production from LPS-induced capillarized LSECs. Careful treatment of both RHF and liver cancer might be necessary for patients with RHF with primary or metastatic liver cancer.

CONFLICT OF INTEREST

The authors have declared that no conflict of interest exists.

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