Theranostics 2020; 10(24):11339-11358. doi:10.7150/thno.48225 This issue Cite

Research Paper

TSTA3 facilitates esophageal squamous cell carcinoma progression through regulating fucosylation of LAMP2 and ERBB2

Ling Zhang1,2#, Yingzhen Gao1#, Xiaojuan Zhang1#, Min Guo1#, Jie Yang3#, Heyang Cui2, Pengzhou Kong1, Xia Niu1, Yanghui Bi1, Jing Xu1, Ting Yan1, Yanchun Ma1, Jian Yang1, Yu Qian1, Fang Wang1, Hongyi Li1, Feng Liu4, Xiaolong Cheng1✉, Yongping Cui1,2✉

1. Department of Pathology & Shanxi Key Laboratory of Carcinogenesis and Translational Research of Esophageal Cancer, Shanxi Medical University, Taiyuan, Shanxi 030001, P.R. China.
2. Department of Oncology (Radiation Oncology), Cancer Institute, Peking University Shenzhen Hospital, Shenzhen Peking University-the Hong Kong University of Science and Technology (PKU-HKUST) Medical Center, Shenzhen 518035, P. R. China.
3. Department of Gastroenterology, The Second Hospital, Shanxi Medical University, Taiyuan, Shanxi 030001, P.R. China.
4. Department of Forensic, Shanxi Medical University, Taiyuan, Shanxi 030001, P.R. China.
#These authors contributed equally to this work.

Citation:
Zhang L, Gao Y, Zhang X, Guo M, Yang J, Cui H, Kong P, Niu X, Bi Y, Xu J, Yan T, Ma Y, Yang J, Qian Y, Wang F, Li H, Liu F, Cheng X, Cui Y. TSTA3 facilitates esophageal squamous cell carcinoma progression through regulating fucosylation of LAMP2 and ERBB2. Theranostics 2020; 10(24):11339-11358. doi:10.7150/thno.48225. https://www.thno.org/v10p11339.htm
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Abstract

Graphic abstract

Background: TSTA3 gene encodes an enzyme responsible for synthesis of GDP-L-fucose as the only donor in fucosylation. This study was designed to explore clinical value, function and underlying mechanism of TSTA3 in the development of esophageal squamous cell carcinoma (ESCC).

Methods: Whole genomic sequencing data from 663 ESCC patients and RNA sequencing data from 155 ESCC patients were used to analyze the copy number variation and mRNA expression of TSTA3 respectively. Immunohistochemistry based or not based on the tissue microarrays was used to detect its protein expression. Transwell assay and in vivo metastasis assay were used to study the effect of TSTA3 on invasion and metastasis of ESCC. Immunofluorescence was used to analyze fucosylation level. N-glycoproteomics and proteomics analysis, Lens Culinaris Agglutinin (LCA) and Ulex Europaeus Agglutinin I (UEA-I) affinity chromatography, immunoprecipitation, glycosyltransferase activity kit and rescue assay were used to explore the mechanism of TSTA3.

Results: TSTA3 was frequently amplified and overexpressed in ESCC. TSTA3 amplification and protein overexpression were significantly associated with malignant progression and poor prognosis of ESCC patients. TSTA3 knockdown significantly suppressed ESCC cells invasion and tumor dissemination by decreasing fucosylation level. Conversely, exogenous overexpression of TSTA3 led to increased invasion and tumor metastasis in vitro and in vivo by increasing fucosylation level. Moreover, core fucosylated LAMP2 and terminal fucosylated ERBB2 might be mediators of TSTA3-induced pro-invasion in ESCC and had a synergistic effect on the process. Peracetylated 2-F-Fuc, a fucosyltransferase activity inhibitor, reduced TSTA3 expression and fucosylation modification of LAMP2 and ERBB2, thereby inhibiting ESCC cell invasion.

Conclusion: Our results indicate that TSTA3 may be a driver of ESCC metastasis through regulating fucosylation of LAMP2 and ERBB2. Fucosylation inhibitor may have prospect to suppress ESCC metastasis by blocking aberrant fucosylation.

Keywords: ESCC, TSTA3, Fucosylation, LAMP2, ERBB2


Citation styles

APA
Zhang, L., Gao, Y., Zhang, X., Guo, M., Yang, J., Cui, H., Kong, P., Niu, X., Bi, Y., Xu, J., Yan, T., Ma, Y., Yang, J., Qian, Y., Wang, F., Li, H., Liu, F., Cheng, X., Cui, Y. (2020). TSTA3 facilitates esophageal squamous cell carcinoma progression through regulating fucosylation of LAMP2 and ERBB2. Theranostics, 10(24), 11339-11358. https://doi.org/10.7150/thno.48225.

ACS
Zhang, L.; Gao, Y.; Zhang, X.; Guo, M.; Yang, J.; Cui, H.; Kong, P.; Niu, X.; Bi, Y.; Xu, J.; Yan, T.; Ma, Y.; Yang, J.; Qian, Y.; Wang, F.; Li, H.; Liu, F.; Cheng, X.; Cui, Y. TSTA3 facilitates esophageal squamous cell carcinoma progression through regulating fucosylation of LAMP2 and ERBB2. Theranostics 2020, 10 (24), 11339-11358. DOI: 10.7150/thno.48225.

NLM
Zhang L, Gao Y, Zhang X, Guo M, Yang J, Cui H, Kong P, Niu X, Bi Y, Xu J, Yan T, Ma Y, Yang J, Qian Y, Wang F, Li H, Liu F, Cheng X, Cui Y. TSTA3 facilitates esophageal squamous cell carcinoma progression through regulating fucosylation of LAMP2 and ERBB2. Theranostics 2020; 10(24):11339-11358. doi:10.7150/thno.48225. https://www.thno.org/v10p11339.htm

CSE
Zhang L, Gao Y, Zhang X, Guo M, Yang J, Cui H, Kong P, Niu X, Bi Y, Xu J, Yan T, Ma Y, Yang J, Qian Y, Wang F, Li H, Liu F, Cheng X, Cui Y. 2020. TSTA3 facilitates esophageal squamous cell carcinoma progression through regulating fucosylation of LAMP2 and ERBB2. Theranostics. 10(24):11339-11358.

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