Publications by authors named "Xi-dai Long"

Background & Aims: Dysregulation of one-carbon metabolism is considered an early hallmark of mitochondrial dysfunction and cancer metabolism. ALDH1L2 belongs to the aldehyde dehydrogenase family and plays an important role in tumor progression. However, little is known about the precise role and underlying mechanisms of ALDH1L2 in hepatocellular carcinoma (HCC).

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Eukaryotic Elongation Factor 2 Kinase (eEF2K), a member of the α-kinase family, services as a crucial negative regulator of protein synthesis, particularly under conditions of cellular stress. A pan-cancer analysis of eEF2K expression, genetic variants, and clinical relevance across multiple tumor types was performed using data from the Cancer Genome Atlas (TCGA) and GEO. Our findings suggest that eEF2K has dual roles in cancer progression, with its expression correlating with patient prognosis.

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We reviewed the study by He , which investigates the genetic correlation between ulcerative colitis (UC) and anxiety using bidirectional Mendelian randomization. This study reveals a genetic link between UC and anxiety, diverging from prior research associating higher anxiety with Crohn's disease. While the study's use of large-scale genome-wide association studies data is commendable, it faces limitations such as single nucleotide polymorphism selection biases, lack of multiple testing corrections, and a reliance on European populations.

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Article Synopsis
  • Long non-coding RNAs (lncRNAs) are special types of RNA that don't turn into proteins, and SNHG3 is a specific lncRNA that is often linked to different cancers.
  • This review looks at how SNHG3 is involved in cancer by being part of a network that helps control how genes behave in the cell.
  • Research shows that when SNHG3 is disrupted, it can lead to problems like uncontrolled cell growth, which might help us find new ways to diagnose and treat aggressive cancers in the future.
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Aging is a complex biological process that involves multi-level structural and physiological changes. Aging is a major risk factor for many chronic diseases. The accumulation of senescent cells changes the tissue microenvironment and is closely associated with the occurrence and development of tissue and organ fibrosis.

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Background: The dysregulation of tissue inhibitor of metalloproteinase-3 (TIMP3) was positively correlated with the progression of hepatocellular carcinoma (HCC). However, it is not clear whether TIMP3 expression is associated with the clinicopathological features and prognosis of aflatoxin B1 (AFB1)-related HCC (AHCC).

Aim: To assess the effects of TIMP3 expression on the clinicopathological features and prognosis of AHCC.

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: Our previous studies have reported that polycomb chromobox 4 () has a potential promoting hepatocellular carcinoma (HCC) angiogenesis and tumor progression. However, it is unclear whether genetic single-nucleotide polymorphisms (SNPs) in this gene are associated with HCC prognosis. : We conducted a hospital-based two-phase study, including 598 patients with pathologically diagnosed HCC for the SNPs screening phase and 328 HCC patients for clinic significance validating phase, to elucidate the association between SNPs of and the survival of HCC.

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Previous studies have shown that single-nucleotide polymorphisms (SNPs) of a disintegrin and metalloproteinase with thrombospondin type 1 motif 4 (ADAMTS4) may involve in the pathogenesis of some diseases. However, it is not clear whether they are associated with hepatocellular carcinoma (HCC). A hospital-based case-control study, including 862 cases with HCC and 1120 controls, was conducted to assess the effects of 258 SNPs in the coding regions of ADAMTS4 on HCC risk and prognosis.

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Our previous reports have shown that microRNA-4651 is a potential early diagnostic and prognostic marker for hepatocellular carcinoma. We aimed to investigate whether microRNA-4651 modified postoperative adjuvant transarterial chemoembolization (pa-TACE) to improve the prognosis of hepatocellular carcinoma. A hospital-based retrospective study, including 302 patients with advanced-stage hepatocellular carcinoma who received tumor resection or tumor resection plus pa-TACE as an initial therapy, was conducted to assess the effects of microRNA-4651 on pa-TACE treatment.

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Background: Altered expression of ataxin-3 (AT3) can modify DNA repair capacity and is observed in human diseases. The genetic polymorphisms of this gene in aflatoxin B1 (AFB1)-related liver cirrhosis (LC) have not yet been elucidated.

Materials And Methods: We conducted a hospital-based case-control study, including 384 patients with LC and 851 controls without any liver diseases, to assess the association between 264 polymorphisms in AT3 and AFB1-related LC risk.

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Background: Our previous investigations have shown that the variants of X-ray repair complementing 4 (XRCC4) may be involved in hepatocellular carcinoma (hepatocarcinoma) tumorigenesis. This study aimed to investigate the possible prognostic significance of XRCC4 expression for hepatocarcinoma patients and possible value for the selection of transarterial chemoembolization (TACE) treatment.

Materials And Methods: We conducted a hospital-based retrospective analysis (including 421 hepatocarcinoma cases) to analyze the effects of XRCC4 on hepatocarcinoma prognosis and TACE.

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Background: The serum microRNAs have been reported as potential biomarkers for hepatitis virus-related hepatocellular carcinoma (HCC); however, their role in aflatoxin B1 (AFB1)-related HCC to has not yet been evaluated.

Materials And Methods: We conducted a case-control study, including 366 HCC cases and 662 controls without any evidence of tumors, to identify and assess diagnostic and prognostic potential of serum microRNAs for AFB1-related HCC. The sensitivity, specificity, and area under the receiver operating characteristic curve (AUC) were used to elucidate diagnostic performance, and to compare the microRNAs with α-fetoprotein (AFP) at a cutoff of 20 ng/mL (AFP20) and 400 ng/mL (AFP400).

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Our recent investigation has shown that the variables of microRNA-1268a may involve in hepatocellular carcinoma (HCC) tumorigenesis. Here, we attempted to identify the prognostic significance of microRNA-1268a expression in tumor tissues by a retrospective analysis in 411 patients with HCC, and analyze its effects on post-operative adjuvant transarterial chemoembolization (TACE) improving HCC prognosis. All cases received tumor resection or tumor resection plus post-operative adjuvant TACE as an initial treatment.

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Acute pancreatitis is characterized by zymogen pre-activation. Severe inflammation caused by zymogen activation can eventually lead to multiple organ dysfunctions, which contributes to the high mortality rate of severe acute pancreatitis. However, there is no specific treatment available for acute pancreatitis therapy.

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Background: Altered expression of a disintegrin and metalloproteinase with thrombospondin motifs 5 (ADAMTS5) is observed in hepatocellular carcinoma. The genetic polymorphisms of this gene in aflatoxin B1 (AFB1)-related hepatocellular carcinoma have not yet been elucidated.

Methods: We conducted a hospital-based case-control study, including 1,706 hepatocellular carcinoma cases and 2,270 controls without any liver diseases or tumors, to assess the association between 74 polymorphisms in ADAMTS5 and AFB1-related hepatocellular carcinoma risk and prognosis.

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CD4(+)CD25(+) cells are critical regulators in almost all of the animal models of human organ-specific autoimmune diseases, transplant rejection and allergic diseases. We aimed to explore the role of CD4(+)CD25(+) cells in the pathogenesis of multiple myeloma (MM) related renal impairment (RI). Thirty patients with MM related RI and 30 healthy volunteers were studied.

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The altered expression of some microRNAs (miRNAs) is observed in hepatocellular carcinoma (HCC); however, the genetic polymorphisms in the precursor miRNAs (pre-miRNAs) in aflatoxin B1 (AFB1)-related HCC have not yet been investigated. A hospital-based case-control study, including 1,706 HCC cases and 2,270 controls without any liver diseases or tumors, was conducted in a high AFB1 exposure area of China to assess the relationship between 48 polymorphisms in the pre-miRNAs and AFB1-related HCC risk and prognosis. Among 48 polymorphisms, only rs28599926 (in the miRNA 1268a) affected HCC risk.

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Article Synopsis
  • The study investigates genetic variants linked to chronic hepatitis B (CHB) susceptibility in the Chinese population through a large-scale genome-wide association study (GWAS) involving over 6,600 CHB cases and 8,127 controls.
  • Researchers identified five new genetic loci associated with CHB risk, primarily located in the human leukocyte antigen (HLA) region.
  • The findings enhance the understanding of CHB's genetic basis and could inform future strategies for preventing and treating the disease.
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Aflatoxin B1 (AFB1), resulting in the formation of AFB1-DNA adducts, is a known human carcinogen. AFB1-exposure individuals with inherited susceptible carcinogen-repairing genotypes may experience an increased risk of genotoxicity. This study was aimed to investigate whether DNA repair gene xerodermapigmentosum complementation group C codon 939 polymorphism (rs2228001) affected the levels of AFB1-DNA adducts in Guangxi Population (n = 2558), from an AFB1-exposure area.

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Living-donor liver transplantation (LDLT) has increasingly performed all around the world. However, LDLT donors achieve no medical benefits and are exposed to the risk of complications, and even death. The potential effects of LDLT on donor safety, donor recovery, and post-donation psychological impairment are essential to be better understood.

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Epidemiological, preclinical and cellular studies in the last 5 years have shown that metformin exerts anti-tumoral properties, but its mode of action in cancer remains unclear. Here, we investigated the effects of metformin on a mouse hepatocellular carcinoma (HCC) model and tumor-associated T cell immune responses. Oral metformin administration led to a significant reduction of tumor growth, which was accompanied by decreased interleukin-22 (IL-22).

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Aflatoxin B1 (AFB1) is an important environmental carcinogen and can induce DNA damage and involve in the carcinogenesis of hepatocellular carcinoma (HCC). The deficiency of DNA repair capacity related to the polymorphisms of DNA repair genes might play a central role in the process of HCC tumorigenesis. However, the interaction of DNA repair gene polymorphisms and AFB1 in the risk of hepatocellular carcinoma has not been elucidated.

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Background: The relationship between tonsillar autoimmune response and the pathogenesis of IgA nephropathy (IgAN) has been previously demonstrated. However, the role of CD4 (+)CD25 (+)Treg cells, which play critical roles in maintaining peripheral tolerance and preventing autoimmunity, has not yet been defined in IgAN.

Methods: Thirty-five patients with IgAN and 35 patients without renal disease were studied.

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Aim: CD(+)(4)CD(+)(25) Treg cells are of critical importance for maintenance of tolerance. The purpose of the this study was to observe the number of CD(+)(4)CD(+)(25) Treg cells in the patients with thrombotic thrombocytopenic purpura (TTP) associated with systemic lupus erythematosus (SLE), and to study pathogenesis of TTP with SLE.

Methods: Seven patients with TTP associated with SLE and seven healthy volunteers were studied.

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