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http://purl.uniprot.org/citations/34762107http://www.w3.org/1999/02/22-rdf-syntax-ns#typehttp://purl.uniprot.org/core/Journal_Citation
http://purl.uniprot.org/citations/34762107http://www.w3.org/2000/01/rdf-schema#comment"

Background

THUMPD1 is a specific RNA adaptor that assists acetylation of mRNA and production of N4-acetylcytidine (ac4C). However, it remains unclear whether THUMPD1 plays a part in tumorigenesis and therapeutic efficacy. Here, we analyzed the expression profiles and prognostic value of THUMPD1 in pan-cancer and gained insights into the correlation between THUMPD1 expression level and immunotherapy efficacy.

Methods

Gene expression pattern and its correlation with prognosis, immune cell infiltration in pan-cancer were obtained from Genotype-Tissue Expression (GTEx), Cancer Cell Line Encyclopedia (CCLE) and The Cancer Genome Atlas (TCGA) databases, with Kaplan-Meier method and Spearman correlation analysis used. Western blotting and immunofluorescence on clinical samples were performed to validate our database-derived results. Correlation between THUMPD1 expression level and immunotherapy responses was also explored, based on clinical cohorts receiving programmed cell death protein 1 ligand (PD-L1) antibody therapy. Finally, gene set enrichment analysis (GSEA) was performed to show the possible tumorigenic mechanism.

Results

THUMPD1 was highly expressed in most cancer types, and this elevated expression indicated poor or improved prognosis for different cancers. In kidney renal clear cell carcinoma (KIRC) and rectum adenocarcinoma (READ), patients with higher THUMPD1 expression exhibited a better prognosis, while liver hepatocellular carcinoma (LIHC) patients had worse prognosis. Besides, THUMPD1 was significantly associated with immune cell infiltration, tumor mutational burden (TMB), microsatellite instability (MSI), immune checkpoints and neoantigen in many cancer types. Further, more clinical advantages and therapeutic responses were observed in patients with high THUMPD1 expression.

Conclusions

THUMPD1 may serve as a novel predictor to evaluate cancer prognosis and immune therapy efficacy in diverse cancer types."xsd:string
http://purl.uniprot.org/citations/34762107http://purl.org/dc/terms/identifier"doi:10.1042/bsr20212300"xsd:string
http://purl.uniprot.org/citations/34762107http://purl.uniprot.org/core/author"Huang K."xsd:string
http://purl.uniprot.org/citations/34762107http://purl.uniprot.org/core/author"Li K."xsd:string
http://purl.uniprot.org/citations/34762107http://purl.uniprot.org/core/author"Liu J."xsd:string
http://purl.uniprot.org/citations/34762107http://purl.uniprot.org/core/author"Yang X."xsd:string
http://purl.uniprot.org/citations/34762107http://purl.uniprot.org/core/author"Zhu X."xsd:string
http://purl.uniprot.org/citations/34762107http://purl.uniprot.org/core/author"Tu Z."xsd:string
http://purl.uniprot.org/citations/34762107http://purl.uniprot.org/core/date"2021"xsd:gYear
http://purl.uniprot.org/citations/34762107http://purl.uniprot.org/core/name"Biosci Rep"xsd:string
http://purl.uniprot.org/citations/34762107http://purl.uniprot.org/core/pages"BSR20212300"xsd:string
http://purl.uniprot.org/citations/34762107http://purl.uniprot.org/core/title"Pan-cancer analysis of N4-acetylcytidine adaptor THUMPD1 as a predictor for prognosis and immunotherapy."xsd:string
http://purl.uniprot.org/citations/34762107http://purl.uniprot.org/core/volume"41"xsd:string
http://purl.uniprot.org/citations/34762107http://www.w3.org/2004/02/skos/core#exactMatchhttp://purl.uniprot.org/pubmed/34762107
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