Publications by authors named "Xiubin Li"

Renal tumors with inferior vena cava tumor thrombus (IVCTT) remain a challenge in urology. However, in vivo models remain unavailable, which hampers the elucidation of its pathogenesis, identification of therapeutic targets, and screening for effective drugs. In this study, we initially develop two IVCTT models in BALB/c and BALB/c-nu/nu mice using the mouse Renca cell line.

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Bladder cancer (BC) is a prevalent urinary malignancy and muscle-invasive bladder cancer (MIBC) is particularly aggressive and associated with poor prognosis. One of MIBC features is the nuclear atypia. However, the molecular mechanism underlying MIBC remains unclear.

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The shift in crop growth in rural households towards non-grain crops is a focus of concern in China's grain security. Land allocation decisions by rural households to abandon farmland can affect crop growth decisions. Prior studies on the relationship between farmland abandonment and rural households' crop growing decisions have been insufficient.

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Article Synopsis
  • Cancer cells experience stress during growth, and the transcription factor ATF4 helps them adapt by upregulating genes related to stress relief; however, its role in clear cell renal cell carcinoma (ccRCC) was previously unknown.
  • In this study, elevated ATF4 levels in ccRCC tumors correlated with poor patient outcomes, and reducing ATF4 hindered cancer cell growth and invasion by affecting key signaling pathways.
  • The research identified NUPR1 as a crucial target of ATF4 that helps ccRCC cells survive, while targeting ATF4 or using NUPR1 inhibitors enhanced anti-tumor immunity, suggesting new treatment strategies for ccRCC patients.
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  • Xp11.2 translocation renal cell carcinomas (tRCC) are rare and aggressive kidney cancers without effective diagnostic and treatment options, but researchers identified NMRK2 as a potential diagnostic marker specific to these tumors.
  • The TFE3 fusion protein activates the NMRK2 gene, leading to its increased presence in tRCC tissues, and new RNA- and protein-based diagnostics were developed that match the accuracy of existing fluorescence methods.
  • Functional studies indicated that NMRK2 encourages tRCC progression by enhancing the NAD/NADH ratio, and using compounds like NMN or NR could reverse negative effects caused by reduced NMRK2 levels, paving the way for potential new therapies.
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Parkinson's disease (PD), ranking as the second most prevalent neurodegenerative disorder globally, presents a pressing need for innovative animal models to deepen our understanding of its pathophysiology and explore potential therapeutic interventions. The development of such animal models plays a pivotal role in unraveling the complexities of PD and investigating promising treatment avenues. In this study, we employed transcriptome sequencing on BmN cells treated with 1 μg/ml rotenone, aiming to elucidate the underlying toxicological mechanisms.

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To promote sustainable intensification and provide guidance for decisionmakers, we must understand the potential for mitigating greenhouse gas emissions in greenhouse cultivation. Therefore, this study aimed to evaluate the greenhouse gas emission mitigation potential of agricultural plastic greenhouses in China using a combination of life cycle assessment, data envelopment analysis, and scenario analysis. We found that: (1) In China, the mean mitigation potential for greenhouse gas emission intensity related to the crop production inputs of agricultural plastic greenhouses is 1.

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  • Scientists studied a protein called PSAT1 to see how it relates to a kind of kidney cancer called clear cell renal cell carcinoma (ccRCC).
  • They found that people with lower amounts of PSAT1 in their tumors had worse outcomes, while higher levels were linked to more advanced cancer stages.
  • By reducing PSAT1, they discovered it slowed down cancer cell growth and made them more sensitive to treatment, showing it could be an important target for future therapies.
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Background: Accurate prognostication of oncological outcomes is crucial for the optimal management of patients with renal cell carcinoma (RCC) after surgery. Previous prediction models were developed mainly based on retrospective data in the Western populations, and their predicting accuracy remains limited in contemporary, prospective validation. We aimed to develop contemporary RCC prognostic models for recurrence and overall survival (OS) using prospective population-based patient cohorts and compare their performance with existing, mostly utilized ones.

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Analysis of T-cell receptor (TCR) repertoires in different stages of hepatocellular carcinoma (HCC) might help to elucidate its pathogenesis and progression. This study aimed to investigate TCR profiles in liver biopsies and peripheral blood mononuclear cells (PBMCs) in different Barcelona Clinic liver cancer (BCLC) stages of HCC. Ten patients in early stage (BCLC_A), 10 patients in middle stage (BCLC_B), and 10 patients in late stage (BCLC_C) cancer were prospectively enrolled.

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Nonsense-mediated mRNA decay (NMD) is a quality control mechanism that degrades mRNAs carrying a premature termination codon. Its inhibition, alone or in combination with other approaches, could be exploited to develop therapies for genetic diseases caused by a nonsense mutation. This, however, requires molecules capable of inhibiting NMD effectively without inducing toxicity.

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A growing body of evidence suggests that the gut microbiota contributes to the development of neurodegenerative diseases via the microbiota-gut-brain axis. As a contributing factor, microbiota dysbiosis always occurs in pathological changes of neurodegenerative diseases, such as Alzheimer's disease, Parkinson's disease, and amyotrophic lateral sclerosis. High-throughput sequencing technology has helped to reveal that the bidirectional communication between the central nervous system and the enteric nervous system is facilitated by the microbiota's diverse microorganisms, and for both neuroimmune and neuroendocrine systems.

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Background: Inflammation is considered to be one of the driving factors of cancer, and chronic inflammation plays a crucial role in tumor growth and metastasis. The aim of this study was to examine the predictive value of preoperative inflammatory biomarkers for overall survival (OS) in patients with metastatic renal cell carcinoma (mRCC), including preoperative neutrophil-to-lymphocyte ratio (NLR), lymphocyte-to-monocyte ratio (LMR), and aspartate aminotransferase-to-lymphocyte ratio (ALR), a novel inflammatory biomarker.

Method: This study included 198 patients with mRCC from a single center from 2006 to 2022.

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Objective: Exercise helps enhance cognitive function in Alzheimer's patients, although the most effective forms of exercise remain unknown.

Methods: This network meta-analysis was registered in INPLASY (INPLASY202330066). According to predetermined criteria, this investigation comprised randomized controlled studies involving exercise therapies in people with Alzheimer's disease.

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Background: Germline pathogenic variants are estimated to affect 3-5% of patients with renal cell carcinoma (RCC). The identification of patients with hereditary RCC is important for cancer screening and treatment guidance.

Methods: Whole-exome sequencing (WES) (n=69) or gene panel sequencing containing 139 genes (n=54) related to germline cancer predisposition was used to analyze germline mutations in 123 patients with RCC admitted to Department of Urology, The Third Medical Center of Chinese PLA General Hospital.

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Terraces on the Loess Plateau play essential roles in soil conservation, as well as agricultural productivity in this region. However, due to the unavailability of high-resolution (<10 m) maps of terrace distribution for this area, current research on these terraces is limited to specific regions. We developed a deep learning-based terrace extraction model (DLTEM) using texture features of the terraces, which have not previously been applied regionally.

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Obstructive nephropathy is one of the leading causes of kidney injury and renal fibrosis in pediatric patients. Although considerable advances have been made in understanding the pathophysiology of obstructive nephropathy, most of them were based on animal experiments and a comprehensive understanding of obstructive nephropathy in pediatric patients at the molecular level remains limited. Here, we performed a comparative proteomics analysis of obstructed kidneys from pediatric patients with ureteropelvic junction obstruction and healthy kidney tissues.

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Article Synopsis
  • A four-year-old boy experienced recurrent fever and severe pneumonia due to a reassortant avian influenza A-H3N8 virus, identified through high-throughput sequencing.
  • The virus displayed avian gene characteristics and internal genes from H9N2 strains, suggesting increased virulence and ability to infect mammals, with the child suffering from multiple organ dysfunction and requiring intensive medical support.
  • Although H3N8 RNA was found in pets and the environment around the boy, there were no signs of illness in family members, indicating that person-to-person transmission is unlikely, highlighting the need for ongoing monitoring of avian influenza threats.
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Acute myocardial infarction (AMI) is the most severe form of coronary heart disease caused by ischemia and hypoxia. The study is aimed at investigating the role of neuropeptides and the mechanism of electroacupuncture (EA) in acute myocardial infarction (AMI) treatment. Compared with the normal population, a significant increase in substance P (SP) was observed in the serum of patients with AMI.

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Background: Currently, only a few studies have examined the link between dental health, cognitive impairment, and physical activity. The current study examined the relationship between denture use and physical activity in elderly patients with different cognitive abilities.

Methods: The study data was sourced from the 2018 China Health and Retirement Longitudinal Study (CHARLS) database, which included information on denture use and amount of daily physical activity undertaken by older persons.

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Water consumption and energy consumption are inevitable in grain production, but few studies have focused on the integrated assessment of these two indicators and their relationships. To address the research deficiency, taking the North China Plain (NCP) as a case study, this paper quantifies the changes in grain crop planting structure and the accompanying changes in irrigation water consumption (IWC) and energy consumption (EC) in the NCP. On this basis, the water-energy coupling index (CI) is constructed to analyze the water-energy coupling relationship in the context of grain crop planting structure change.

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Article Synopsis
  • Deletion of PRMT5 in mouse gastric epithelium leads to spontaneous intestinal-type gastric cancer, with some cases progressing to invasive cancer by 8 months.
  • PRMT5 loss is linked to an increase in Lgr5 stem cells, which contribute to gastric tumorigenesis and activate Wnt/β-catenin signaling, a key driver of tumor development.
  • In human gastric cancer samples, PRMT5 deletion and downregulation correlate with poor prognosis, suggesting it acts as a tumor suppressor in gastric tumor formation.
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Clear cell renal cell carcinoma (ccRCC) is one of the most common malignant tumors and is characterized by a poor prognosis. Although G2- and S -phase expressed-1 (GTSE1) is known to be involved in the progression and metastasis of various cancers, its significance and mechanism in ccRCC remain unknown. In the present study, we found that GTSE1 was overexpressed in ccRCC tissues, especially in metastatic samples.

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Objective: A case-control study was conducted to explore the effect of acupuncture combined with rehabilitation training on limb function and nerve injury rehabilitation in elderly patients with stroke.

Methods: A total of 72 elderly patients with stroke treated from March 2019 to June 2021 in our hospital were enrolled as the object of study. The clinical data were collected and divided into two groups according to their different treatment methods.

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