Publications by authors named "Wenzhi He"

Non-alcoholic fatty liver disease (NAFLD) is expected to become the leading risk factor for liver cancer, surpassing viral hepatitis. Unlike viral hepatitis-related hepatocellular carcinoma (HCC), the role of excessive nutrient supply in steatotic HCC is not well understood, hindering effective prevention and treatment strategies. Therefore, it is crucial to identify key molecules in the pathogenesis of steatotic HCC, investigate changes in metabolic reprogramming due to excessive fatty acid (FA) supply, understand its molecular mechanisms, and find potential therapeutic targets.

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Non-alcoholic steatohepatitis (NASH) is rapidly surpassing viral hepatitis as the primary cause of hepatocellular carcinoma (HCC). However, understanding of NASH-progressed HCC remains poor, which might impede HCC diagnosis and therapy. In this study, we aim to identify shared transcriptional changes between NASH and HCC, of which we focused on E3 ligase TRIM45.

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Hepatocellular carcinoma (HCC) is an aggressive disease that occurs predominantly in men. Estrogen elicits protective effects against HCC development. Elucidation of the estrogen-regulated biological processes that suppress HCC could lead to improved prevention and treatment strategies.

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Objective: Previous studies have indicated that diarrhea with kidney-yang deficiency syndrome leads to a disorder of small intestine contents and mucosal microbiota. However, the relationship of TMA-lyase (CutC) activity and TMAO with diarrhea with kidney-yang deficiency syndrome remains unexplored. Therefore, this study explores the relationship between cecal microbiota and choline TMA-lyase (CutC) activity, as well as the correlation between trimethylamine oxide (TMAO), inflammatory index, and CutC activity.

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Objective: To explore the clinical application of preimplantation genetic testing for monogenic disorders (PGT-M) in an unique case with Spinal muscular atrophy (SMA) type 2+0.

Methods: A special SMA family presented at the Third Affiliated Hospital of Guangzhou Medical University on October 19, 2020 was selected as the study subject. Multiple ligation-dependent probe amplification (MLPA) and molecular tagging linkage analysis were carried out to identify the SMN1 genotype of the couple and their fetus.

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Background: Dysregulated ubiquitination modification occupies a pivotal role in hepatocellular carcinoma (HCC) tumorigenesis and progression. The ubiquitin aldehyde binding 1 (OTUB1) was aberrantly upregulated and exhibited the pro-tumorigenic function in HCC. However, the underlying mechanisms and responsible targets of OTUB1 remain unclear.

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The recovery of lithium from spent lithium iron phosphate (LiFePO) batteries is of great significance to prevent resource depletion and environmental pollution. In this study, through active ingredient separation, selective leaching and stepwise chemical precipitation develop a new method for the selective recovery of lithium from spent LiFePO batteries by using sodium persulphate (NaSO) to oxidize LiFePO to FePO. The impact of various variables on the efficiency of lithium leaching was investigated.

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Nanofiltration (NF) technology is used in the field of water treatment due to its advantages of low energy consumption, high efficiency, and simple process flow. However, the problems of membrane fouling and trade-off (i.e.

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Waste three-way catalysts (TWCs) have attracted much attention due to the presence of platinum group metals (PGMs) and hazardous substances such as heavy metals and organic matter. The extraction of PGMs from waste TWCs using hydrochloric acid (HCl) has been extensively researched. However, the addition of oxidizing agents like HO and aqua regia is necessary to facilitate PGMs dissolution, which poses significant environmental and operational hazards.

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Since the majority of valuable components in spent lithium-ion batteries, such as lithium, exists in the electrode materials, common studies focused on the treatment of the cathode materials, which ignored the harm of residual electrolyte. The cavitation and thermal effects produced by ultrasonic can not only be used for the separation of electrode materials, but also have a wide range of applications in the field of sewage pollutant degradation. This work used ultrasonic to treat simulated electrolyte (propylene carbonate (PC)) solution of spent lithium-ion batteries, explored the effect of ultrasonic power, the addition amount of HO solution (30 wt%) and reaction temperature on the degradation of electrolyte, and analysed the ultrasonic degradation reaction from the perspective of reaction kinetics.

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Recovery of platinum group metals (PGMs) from waste three-way catalysts (TWCs) was usually achieved by dissolving them in an acid solution. However, their dissolution requires the addition of oxidizing agents such as Cl and aqua regia, which could cause high environmental risks. Therefore, the development of new methods without the addition of oxidant agents will contribute to the green recovery of PGMs.

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Hemophilia A (HA, OMIM#306700) is an X-linked recessive bleeding disorder caused by the defects in the gene, which encodes coagulation factor VIII (FVIII). Intron 22 inversion (Inv22) is found in about 45% of patients with severe hemophilia A. Here, we reported a male without obvious hemophilia A phenotype but bearing an inherited segmental variant duplication encompassing as well as Inv22.

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Purpose: Post-stroke depression (PSD) is the most common psychiatric sequelae of stroke. Numerous studies revealed that event-related potentials (ERP) can reflect depression severity to a certain extent, while there is almost no research on depression after hemorrhagic stroke. Therefore, we employed a prospective cross-sectional study to explore the relationship between ERP and depression after hemorrhagic stroke.

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About 2% of the population in the world are carriers of the thalassemia gene. Thalassemia is highly prevalent in Southern China, and traditional clinical testing methods would cause missed diagnosis of partial static thalassemia. Here, we reviewed and summarized a set of simple and clinically feasible thalassemia detection protocols adopted by the Prenatal Diagnosis and Reproductive Center of our hospital.

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Spinal cerebellar ataxia type 3 (SCA3), also known as Machado-Joseph disease, is the result of abnormal repeat amplification of CAG of the ATXN3 gene. It is one of the main types of autosomal dominant ataxia, with motor symptoms of cerebellar ataxia, mainly accompanied by non-motor symptoms, such as ocular symptoms, psychiatric symptoms, and nutritional disorders. Currently, no effective treatment is available for patients with SCA3.

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Lithium iron phosphate (LFP) batteries and lithium nickel cobalt manganese oxide (NCM) batteries are the most widely used power lithium-ion batteries (LIBs) in electric vehicles (EVs) currently. The future trend is to reuse LIBs retired from EVs for other applications, such as energy storage systems (ESS). However, the environmental performance of LIBs during the entire life cycle, from the cradle to the grave, has not been extensively discussed.

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Article Synopsis
  • Platinum group metals (PGMs) like platinum, palladium, and rhodium are important for car exhaust systems and are mainly found in a few countries.
  • The demand for these metals is rising, especially in China, but they are rare, so recycling old car parts can help balance supply and demand while being good for the environment.
  • The paper talks about how different countries manage waste from these car parts, especially in China, and suggests ways to improve recycling methods for the future.
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The recycling of spent lithium-ion batteries (LIBs) is both essential to sustainable resource utilization and environmental conservation. While spent batteries possess a resource value, they pose an environmental hazard at the same time. Since the start of development to recycle spent LIBs in 1990s, important contributions have been made and a number of achievements have been accomplished by scholars globally.

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Article Synopsis
  • Microwave technology is being used more in treating wastewater because it heats things up quickly and helps create helpful chemicals that break down pollutants.
  • The paper talks about different advanced oxidation processes that use microwaves to improve how well wastewater is cleaned.
  • It also looks at costs, the performance of these microwave methods, and gives suggestions for future research on how to make them even better.
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At present, low-pass whole-genome sequencing (WGS) is frequently used in clinical research and in the screening of copy number variations (CNVs). However, there are still some challenges in the detection of triploids. Restriction site-associated DNA sequencing (RAD-Seq) technology is a reduced-representation genome sequencing technology developed based on next-generation sequencing.

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Background And Aims: NAFLD is the most prevalent chronic liver disease without any Food and Drug Administration-approved pharmacological intervention in clinic. Fatty acid synthase (FASN) is one of the most attractive targets for NAFLD treatment because of its robust rate-limiting capacity to control hepatic de novo lipogenesis. However, the regulatory mechanisms of FASN in NAFLD and potential therapeutic strategies targeting FASN remain largely unknown.

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Decades of researches have proved that pyrolysis can not only realize the harmless disposal of waste tire, but also carry out the goal of waste resource utilization via recycling pyrolytic products (e.g. pyrolytic carbon black, CBp).

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Background: Gestational diabetes mellitus (GDM), a common endocrine disorder with rising prevalence in pregnancy, has been reported to be associated with alteration of gut microbiota in recent years. However, the role of gut microbiome in GDM physiopathology remains unclear. This pilot study aims to characterize the alteration of gut microbiota in GDM on species-level resolution and evaluate the relationship with occurrence of GDM.

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Pyrolysis offers a more focused alternative to waste tyres treatment. Pyrolytic carbon black (CBp), the main product of waste tyre pyrolysis, and its modified species can be applied to tyre manufacturing realizing its high-value utilization. Modified pyrolytic carbon black/natural rubber composites prepared by a wet compounding (WC) and latex mixing process have become an innovative technology route for waste tyre remanufacturing.

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Environmental problems caused by waste tires have become so glaring that it has attracted wide attention. This case study seeks to examine the properties of carbon black from waste tires continuous commercial scale pyrolysis. This work aims to contribute to this growing area of research by exploring the difference between the properties of products under the condition of mass production and those under the condition of laboratory scale or pilot scale production.

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Synopsis of recent research by authors named "Wenzhi He"

  • - Wenzhi He's recent research predominantly focuses on hepatocellular carcinoma (HCC) related to non-alcoholic steatohepatitis (NASH), exploring mechanisms such as the role of E3 ligase TRIM45 and ubiquitin modifier OTUB1 in tumorigenesis and fatty acid synthesis, offering insights for improved diagnostics and therapeutic strategies.
  • - His studies also encompass genetic and microbial influences on disease pathology, such as the relationship between gut microbiota changes and gestational diabetes mellitus (GDM), as well as preimplantation genetic testing approaches for monogenic disorders like spinal muscular atrophy (SMA).
  • - Additionally, He investigates practical applications of sustainable technologies, including lithium recovery from spent batteries and platinum group metal extraction from waste catalysts, contributing to resource recovery and environmental conservation efforts.