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The DOI matches its Crossref record; 82 of the 82 references it cites were found in a registry or an index.

Galectin-9 interacts with PD-1 and TIM-3 to regulate T cell death and is a target for cancer immunotherapy

Open access
Yang, Riyao, Sun, Linlin, Li, Ching-Fei, Wang, Yu-Han, Yao, Jun, Li, Hui, Yan, Meisi, Chang, Wei-Chao, Hsu, Jung-Mao, Cha, Jong-Ho, Hsu, Jennifer L., Chou, Cheng-Wei, Sun, Xian, Deng, Yalan, Chou, Chao-Kai, Yu, Dihua, Hung, Mien-Chie·2021·Nature Communications

Abstract

The two T cell inhibitory receptors PD-1 and TIM-3 are co-expressed during exhausted T cell differentiation, and recent evidence suggests that their crosstalk regulates T cell exhaustion and immunotherapy efficacy; however, the molecular mechanism is unclear. Here we show that PD-1 contributes to the persistence of PD-1+TIM-3+ T cells by binding to the TIM-3 ligand galectin-9 (Gal-9) and attenuates Gal-9/TIM-3-induced cell death. Anti-Gal-9 therapy selectively expands intratumoral TIM-3+ cytotoxic CD8 T cells and immunosuppressive regulatory T cells (T reg cells). The combination of anti-Gal-9 and an agonistic antibody to the co-stimulatory receptor GITR (glucocorticoid-induced tumor necrosis factor receptor-related protein) that depletes T reg cells induces synergistic antitumor activity. Gal-9 expression and secretion are promoted by interferon β and γ, and high Gal-9 expression correlates with poor prognosis in multiple human cancers. Our work uncovers a function for PD-1 in exhausted T cell survival and suggests Gal-9 as a promising target for immunotherapy.

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Metadata

Authors
Yang, R., Sun, L., Li, C.-F., Wang, Y.-H., Yao, J., Li, H., Yan, M., Chang, W.-C., Hsu, J.-M., Cha, J.-H., Hsu, J. L., Chou, C.-W., Sun, X., Deng, Y., Chou, C.-K., Yu, D., & Hung, M.-C.
Venue
Nature Communications
Published
2021-02-05
Volume
12
Issue
1
Pages
832-832
ISSN
2041-1723 (ISSN-L)
OpenAlex
W3128803455
Cited by
632
References
82
FWCI
28.34
Type
journal article
Language
en
Open access
gold

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CoChat. (2026). Citation check: Galectin-9 interacts with PD-1 and TIM-3 to regulate T cell death and is a target for cancer immunotherapy. https://app.cochat.ai/papers/10.1038/s41467-021-21099-2
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Yang, R., Sun, L., Li, C.-F., Wang, Y.-H., Yao, J., Li, H., Yan, M., Chang, W.-C., Hsu, J.-M., Cha, J.-H., Hsu, J. L., Chou, C.-W., Sun, X., Deng, Y., Chou, C.-K., Yu, D., & Hung, M.-C. (2021). Galectin-9 interacts with PD-1 and TIM-3 to regulate T cell death and is a target for cancer immunotherapy. Nature Communications. https://doi.org/10.1038/s41467-021-21099-2

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