USP35 is a Potential Immunosuppressive Factor in Skin Cutaneous Melanoma

Qian Zhang,1,2,* Yuan-Jie Liu,1,2,* Jie-Pin Li,1– 3 Shu-Hong Zeng,1,2 Hui Shen,3 Mei Han,1 Shun Guo,1,2 Shen-Lin Liu,1,2 Xi Zou1,2,4 1Affiliated Hospital of Nanjing University of Chinese Medicine, Jiangsu Province Hospital of Chinese Medicine, Nanjing, Jiangsu, 210029, People’s Repub...

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Main Authors: Zhang Q, Liu YJ, Li JP, Zeng SH, Shen H, Han M, Guo S, Liu SL, Zou X
Format: Article
Language:English
Published: Dove Medical Press 2022-05-01
Series:Journal of Inflammation Research
Subjects:
Online Access:https://www.dovepress.com/usp35-is-a-potential-immunosuppressive-factor-in-skin-cutaneous-melano-peer-reviewed-fulltext-article-JIR
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author Zhang Q
Liu YJ
Li JP
Zeng SH
Shen H
Han M
Guo S
Liu SL
Zou X
author_facet Zhang Q
Liu YJ
Li JP
Zeng SH
Shen H
Han M
Guo S
Liu SL
Zou X
author_sort Zhang Q
collection DOAJ
description Qian Zhang,1,2,* Yuan-Jie Liu,1,2,* Jie-Pin Li,1– 3 Shu-Hong Zeng,1,2 Hui Shen,3 Mei Han,1 Shun Guo,1,2 Shen-Lin Liu,1,2 Xi Zou1,2,4 1Affiliated Hospital of Nanjing University of Chinese Medicine, Jiangsu Province Hospital of Chinese Medicine, Nanjing, Jiangsu, 210029, People’s Republic of China; 2No. 1 Clinical Medical College, Nanjing University of Chinese Medicine, Nanjing, Jiangsu, 210023, People’s Republic of China; 3Zhangjiagang TCM Hospital Affiliated to Nanjing University of Chinese Medicine, Zhangjiagang, Jiangsu, 215600, People’s Republic of China; 4Jiangsu Collaborative Innovation Center of Traditional Chinese Medicine in Prevention and Treatment of Tumor, Nanjing, People’s Republic of China*These authors contributed equally to this workCorrespondence: Xi Zou; Shun Guo, Email zxvery@126.com; retinoid@163.comBackground: As one of the most immunogenic malignancies, skin cutaneous melanoma (SKCM) is mainly characterized by a high prevalence in immune-compromised patients and a brisk lymphocyte infiltration in the tumor microenvironment (TME). However, to date, studies on deubiquitination in SKCM are still very limited.Methods: Public data with regard to this study in SKCM patients were acquired from The Cancer Genome Atlas (TCGA) and the Gene-Expression Omnibus (GEO) databases. We stratified TCGA-SKCM cases using consensus clustering and identified independent prognostic factors in deubiquitinating enzymes encoding genes (DECGs) by LASSO-Cox analysis. USP35 transcriptome level was examined using public data and validated by Immunohistochemical (IHC) staining at the protein level. Enrichment analysis was used to explore the potential functions of USP35, and the TISCH database, providing further evidence at the single-cell level. The CIBERSORT algorithm was used to assess the relationship between USP35 and the immune microenvironment, and IHC was used to further evaluate the relationship between USP35 and immunotherapy response. Finally, we used the cBioPortal and the Methsurv database to analyze the significance of genomic alterations of USP35 in melanoma.Results: Our results showed that DECGs can be effectively used to stratify SKCM patients, suggesting their potential significance in the development of SKCM. Furthermore, USP35 overexpression was significantly associated with an unfavorable prognosis. We further revealed that USP35 may be involved in the activation of TORC1 signaling. Most importantly, USP35 was found to be significantly associated with an immunosuppressive TME, both in terms of negative correlation with the abundance of infiltrating CD8+ T cells and in terms of the fact that patients with high USP35 expression may benefit less from immunotherapy than those with low USP35 expression.Conclusion: Deubiquitinating enzymes are of great importance in the diagnosis and treatment of SKCM, and USP35 is an extremely promising target for immunotherapy.Keywords: skin cutaneous melanoma, deubiquitinating enzymes, USP35, immunotherapy
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spelling doaj.art-43a63d355b4c4f218aa7944b6d5ee6222022-12-22T03:22:24ZengDove Medical PressJournal of Inflammation Research1178-70312022-05-01Volume 153065308275490USP35 is a Potential Immunosuppressive Factor in Skin Cutaneous MelanomaZhang QLiu YJLi JPZeng SHShen HHan MGuo SLiu SLZou XQian Zhang,1,2,* Yuan-Jie Liu,1,2,* Jie-Pin Li,1– 3 Shu-Hong Zeng,1,2 Hui Shen,3 Mei Han,1 Shun Guo,1,2 Shen-Lin Liu,1,2 Xi Zou1,2,4 1Affiliated Hospital of Nanjing University of Chinese Medicine, Jiangsu Province Hospital of Chinese Medicine, Nanjing, Jiangsu, 210029, People’s Republic of China; 2No. 1 Clinical Medical College, Nanjing University of Chinese Medicine, Nanjing, Jiangsu, 210023, People’s Republic of China; 3Zhangjiagang TCM Hospital Affiliated to Nanjing University of Chinese Medicine, Zhangjiagang, Jiangsu, 215600, People’s Republic of China; 4Jiangsu Collaborative Innovation Center of Traditional Chinese Medicine in Prevention and Treatment of Tumor, Nanjing, People’s Republic of China*These authors contributed equally to this workCorrespondence: Xi Zou; Shun Guo, Email zxvery@126.com; retinoid@163.comBackground: As one of the most immunogenic malignancies, skin cutaneous melanoma (SKCM) is mainly characterized by a high prevalence in immune-compromised patients and a brisk lymphocyte infiltration in the tumor microenvironment (TME). However, to date, studies on deubiquitination in SKCM are still very limited.Methods: Public data with regard to this study in SKCM patients were acquired from The Cancer Genome Atlas (TCGA) and the Gene-Expression Omnibus (GEO) databases. We stratified TCGA-SKCM cases using consensus clustering and identified independent prognostic factors in deubiquitinating enzymes encoding genes (DECGs) by LASSO-Cox analysis. USP35 transcriptome level was examined using public data and validated by Immunohistochemical (IHC) staining at the protein level. Enrichment analysis was used to explore the potential functions of USP35, and the TISCH database, providing further evidence at the single-cell level. The CIBERSORT algorithm was used to assess the relationship between USP35 and the immune microenvironment, and IHC was used to further evaluate the relationship between USP35 and immunotherapy response. Finally, we used the cBioPortal and the Methsurv database to analyze the significance of genomic alterations of USP35 in melanoma.Results: Our results showed that DECGs can be effectively used to stratify SKCM patients, suggesting their potential significance in the development of SKCM. Furthermore, USP35 overexpression was significantly associated with an unfavorable prognosis. We further revealed that USP35 may be involved in the activation of TORC1 signaling. Most importantly, USP35 was found to be significantly associated with an immunosuppressive TME, both in terms of negative correlation with the abundance of infiltrating CD8+ T cells and in terms of the fact that patients with high USP35 expression may benefit less from immunotherapy than those with low USP35 expression.Conclusion: Deubiquitinating enzymes are of great importance in the diagnosis and treatment of SKCM, and USP35 is an extremely promising target for immunotherapy.Keywords: skin cutaneous melanoma, deubiquitinating enzymes, USP35, immunotherapyhttps://www.dovepress.com/usp35-is-a-potential-immunosuppressive-factor-in-skin-cutaneous-melano-peer-reviewed-fulltext-article-JIRskin cutaneous melanomadeubiquitinating enzymesusp35immunotherapy
spellingShingle Zhang Q
Liu YJ
Li JP
Zeng SH
Shen H
Han M
Guo S
Liu SL
Zou X
USP35 is a Potential Immunosuppressive Factor in Skin Cutaneous Melanoma
Journal of Inflammation Research
skin cutaneous melanoma
deubiquitinating enzymes
usp35
immunotherapy
title USP35 is a Potential Immunosuppressive Factor in Skin Cutaneous Melanoma
title_full USP35 is a Potential Immunosuppressive Factor in Skin Cutaneous Melanoma
title_fullStr USP35 is a Potential Immunosuppressive Factor in Skin Cutaneous Melanoma
title_full_unstemmed USP35 is a Potential Immunosuppressive Factor in Skin Cutaneous Melanoma
title_short USP35 is a Potential Immunosuppressive Factor in Skin Cutaneous Melanoma
title_sort usp35 is a potential immunosuppressive factor in skin cutaneous melanoma
topic skin cutaneous melanoma
deubiquitinating enzymes
usp35
immunotherapy
url https://www.dovepress.com/usp35-is-a-potential-immunosuppressive-factor-in-skin-cutaneous-melano-peer-reviewed-fulltext-article-JIR
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