The present study explored that the effects and its possible mechanisms of ring finger protein 20 (RNF20) in Postoperative survival rate of liver cancer in clinical. All the serum samples were collected from our hospital. Quantitative polymerase chain reaction (PCR) and microarray analysis, and RNA pull down assay were used in this study. We found that the serum RNF20 mRNA expression level in patients with liver cancer were down-regulated. Postoperative survival rate of RNF20 high expression was higher than that of RNF20 low expression. Then, over-expression of RNF20 diminished liver cancer cell proliferation and metastasis. RNF20 reduced Warburg effect of liver cancer. RNF20 expression regulated NOD-like receptor protein 3 (NLRP3) expression and increased NLRP3 Ubiquitination. NLRP3 participated in the effects of RNF20 on cell proliferation, and not affected on Warburg effect of liver cancer. Our study demonstrated that the serum RNF20 expression level was down-regulated in liver cancer, and promoted postoperative survival rate. RNF20 can reduce cancer progression of liver cancer by NLRP3 signal pathway, suggesting that it may prove to be a potential therapeutic target for postoperative survival rate of liver cancer.
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http://dx.doi.org/10.1615/JEnvironPatholToxicolOncol.2024053012 | DOI Listing |
Cancer Commun (Lond)
January 2025
Department of Medical Oncology, Zhejiang Key Laboratory of Multi-omics Precision Diagnosis and Treatment of Liver Diseases, Cancer Center of Zhejiang University, Sir Run Run Shaw Hospital, School of Medicine, Zhejiang University, Hangzhou, Zhejiang, P. R. China.
Copper is an essential micronutrient in the human body, mainly acting as a crucial cofactor required for a wide range of physiological processes across nearly all cell types. Recent advances revealed that tumor cells seize copper to fulfill their rapid proliferation, metastasis, immune evasion, and so on by reprogramming the copper regulatory network, defined as cuproplasia. Thus, targeting copper chelation to reduce copper levels has been considered a rational tumor therapy strategy.
View Article and Find Full Text PDFCancer Med
February 2025
Centre for Medical Research, Ningbo No.2 Hospital, Ningbo, China.
Background: Hepatocellular carcinoma (HCC) is one of the most common and highly lethal cancers worldwide. RIO kinase 1 (RIOK1), a protein kinase/ATPase that plays a key role in regulating translation and ribosome assembly, is associated with a variety of malignant tumors. However, the role of RIOK1 in HCC remains largely unknown.
View Article and Find Full Text PDFAnn Surg Oncol
January 2025
Department of Hepatopancreatobiliary and Liver Transplant Surgery, Queen Elizabeth Hospital, Birmingham, United Kingdom.
Oncogene
January 2025
Department of Liver Surgery and Shanghai Cancer Institute, State Key Laboratory of Systems Medicine for Cancer, Renji Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.
Overexpression of uridine-cytidine kinase 2 (UCK2), a key enzyme in the pyrimidine salvage pathway, is implicated in human cancer development, while its regulation under nutrient stress remains to be investigated. Here, we show that under glucose limitation, AMPK phosphorylates glycinamide ribonucleotide formyltransferase (GART) at Ser440, and this modification facilitates its interaction with UCK2. Through its binding to UCK2, GART generates tetrahydrofolate (THF) and thus inhibits the activity of integrin-linked kinase associated phosphatase (ILKAP) for removing AKT1-mediated UCK2-Ser254 phosphorylation under glucose limitation, in which dephosphorylation of UCK2-Ser254 tends to cause Trim21-mediated UCK2 polyubiquitination and degradation.
View Article and Find Full Text PDFBiol Pharm Bull
January 2025
Department of Pharmacokinetics and Biopharmaceutics, Institute of Biomedical Sciences, Tokushima University, Tokushima 770-8505, Japan.
A 3-dimensional (3D) cell culture is now being actively pursued to accomplish the in vivo-like cellular morphology and biological functions in cell culture. We recently obtained nano-fibrillated bacterial cellulose (NFBC). In this study, we developed a novel NFBC-based 3D cell-culture system, the OnGel method, and the Suspension method.
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