15,045 results match your criteria: "Guizhou Medical University; jiahongw@gmc.edu.cn.[Affiliation]"

Objectives: This study aimed to comprehensively investigate the molecular landscape of gastric cancer (GC) by integrating various bioinformatics tools and experimental validations.

Methodology: GSE79973 dataset, limma package, STRING, UALCAN, GEPIA, OncoDB, cBioPortal, DAVID, TISIDB, Gene Set Cancer Analysis (GSCA), tissue samples, RT-qPCR, and cell proliferation assay were employed in this study.

Results: Analysis of the GSE79973 dataset identified 300 differentially expressed genes (DEGs), from which COL1A1, COL1A2, CHN1, and FN1 emerged as pivotal hub genes using protein-protein interaction network analysis.

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Using Multi-Omics Methods to Understand Gouty Arthritis.

Curr Rheumatol Rev

January 2025

Department of Rheumatology, Beijing Jishuitan Hospital, Guizhou Hospital, China.

Gouty arthritis is a common arthritic disease caused by the deposition of monosodium urate crystals in the joints and the tissues around it. The main pathogenesis of gout is the inflammation caused by the deposition of monosodium urate crystals. Omics studies help us evaluate global changes in gout during recent years, but most studies used only a single omics approach to illustrate the mechanisms of gout.

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Eupalinolide B inhibits periodontitis development by targeting ubiquitin conjugating enzyme UBE2D3.

MedComm (2020)

January 2025

Department of Urology, Guangdong Provincial Clinical Research Center for Geriatrics, Shenzhen Clinical Research Centre for Geriatrics Shenzhen People's Hospital, The First Affiliated Hospital, Southern University of Science and Technology Shenzhen China.

Periodontitis is a chronic periodontal inflammatory disease caused by periodontal pathogens commonly seen in adults. Eupalinolide B (EB) is a sesquiterpenoid natural product extracted from Eupatorium lindleyanum and has been reported as a potential drug for cancers and immune disorders. Here, we explored the ameliorative effects and underlying molecular mechanism of EB on periodontitis for the first time.

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Previous studies have confirmed that burns and scalds can lead to metabolic disorders in the liver. However, the effects of severe burns at various time points on liver lipid metabolism disorders, as well as the relationship between these disorders and liver function, metabolism, and infection, have not yet been investigated.This study established a SD rat scald model, macroscopic observation of weight changes, histological staining, Western blot detection of fat browning and metabolic indicators, reverse transcription quantitative polymerase chain reaction analysis of the expression of liver new fat generation genes, determination of liver function and inflammatory indicators.

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Intermediate-dose immune tolerance induction outperforms with faster success, less bleeding, and no added cost in comparison with low dose: a multicenter randomized clinical trial.

Res Pract Thromb Haemost

January 2025

Hemophilia Comprehensive Care Center, Hematology Center, Beijing Key Laboratory of Pediatric Hematology-Oncology, National Key Discipline of Pediatrics (Capital Medical University), Key Laboratory of Major Diseases in Children, Ministry of Education, Beijing Children's Hospital, Capital Medical University, National Center for Children's Health, Beijing, China.

Background: Low-dose (LD) or intermediate-dose (MD) immune tolerance induction (ITI) is effective in children with severe hemophilia A (SHA) with high-titer inhibitors (HTIs) and is attractive in countries with economic constraints. However, high-quality evidence of their use is lacking.

Objectives: This was a multicenter randomized clinical trial comparing the efficacy, safety, and medication cost between LD-ITI and MD-ITI for SHA-HTI children.

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Probiotics fermentation enhanced the bioactive properties of water extract and improved regulation ability of gut microbiota.

Food Chem X

January 2025

Key Laboratory of Microbiology and Parasitology of Education Department of Guizhou, School of Basic Medical Science, Key Laboratory of Environmental Pollution Monitoring and Disease Control, Ministry of Education, Guizhou Medical University, Guiyang 550025, PR China.

This study investigated the probiotic potential of fermented beverages derived from (). Three different beverages were prepared by fermenting water extract with A6-3 ( A6-3), A27-1 ( A27-1), or both for 48 h. The results demonstrated that bioactive compounds from promoted the growth of these two probiotics and preserved their viability for at least 28 days at 4 °C.

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Adipose tissue may not be a major player in the inflammatory pathogenesis of Autism Spectrum Disorder.

Brain Behav Immun Health

February 2025

Institute of Maternal and Child Medicine, Shenzhen Maternity and Child Healthcare Hospital, Southern Medical University, Shenzhen, China.

Purpose: Autism spectrum disorder (ASD) is a complex neurodevelopmental disorder increasingly recognized for its strong association with chronic inflammation. Adipose tissue functions as an endocrine organ and can secrete inflammatory cytokines to mediate inflammation. However, its involvement in ASD-related inflammation remains unclear.

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Objectives: The aim of this study was to investigate the expression characteristics and interrelationships of FNDC5 and pyroptosis-associated molecules in peripheral blood mononuclear cells of patients with coronary heart disease (CHD).

Methods: Patients were divided into stable angina (SA), unstable angina (UA), and acute myocardial infarction (AMI) groups based on different clinical symptoms. According to the Gensini score, they were then divided into mild, moderate, and severe lesion groups.

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Background: Dysglycaemia metrics, defined as hyperglycaemia, increased glucose variability, hypoglycaemia and reduced time in the targeted blood glucose range (TIR), are linked to higher mortality. The relationship between dysglycaemia metrics and intensive care unit (ICU) mortality over time for patients with and without diabetes remains inconclusive, posing challenges for ICU medical staff in accurately identifying and distinguishing various risk factors and taking timely and appropriate responses.

Aim: To explore which dysglycaemia metrics within the first 7 days of ICU stay are associated with ICU mortality among patients with and without diabetes.

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Background: Wound repair methods are commonly used in clinical practice, such as skin graft and flap repair, which can cause secondary injuries, and high costs. Many methods for skin stretching and repair have been reported domestically and internationally. However, their clinical use is limited owing to lack of equipment, complexity, and high costs.

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Nonacademic predictors of China medical licensing examination.

BMC Med Educ

January 2025

Department of Radiology and Tianjin Key Lab of Functional Imaging and Tianjin Institute of Radiology and State Key Laboratory of Experimental Hematology, Tianjin Medical University General Hospital, Tianjin, 300052, China.

Background: National Medical Licensing Examination (NMLE) is the entrance exam for medical practice in China, and its general medical knowledge test (GMKT) evaluates abilities of medical students to comprehensively apply medical knowledge to clinical practice. This study aimed to identify nonacademic predictors of GMKT performance, which would benefit medical schools in designing appropriate strategies and techniques to facilitate the transition from medical students to qualified medical practitioners.

Methods: In 1202 medical students, we conducted the deletion-substitution-addition (DSA) and structural equation model (SEM) analyses to identify nonacademic predictors of GMKT performance from 98 candidate variables including early life events, physical conditions, psychological and personality assessments, cognitive abilities, and socioeconomic conditions.

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N-acyl/sulfonyl-α-phosphonated 1,2,3,4-tetrahydroiso-quinolines (THIQs) are highly important structural motifs in organic synthesis and drug discovery. However, the one-pot approach enabling direct difunctionalization of THIQs remains challenging. Herein we report a photomediated one-pot multicomponent cascade reaction to access N-acyl/sulfonyl-α-phosphonated THIQs via twice acyl/sulfonyl iminium.

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Validation Status of Electronic Sphygmomanometers in China: A National Survey.

Hypertension

January 2025

Clinical Research Institute, Institute of Advanced Clinical Medicine, Peking University, Beijing, China (X.Z., W.X., Y.W.).

Background: Although the information on the validation status of electronic sphygmomanometer (ES) devices in use in health care institutions and households is much more clinically relevant than that of ES models available on the market, it remains insufficient.

Methods: A national survey was conducted across all administrative regions of mainland China to assess the validation status of ESs. Fifty-eight cities were selected with stratification by municipality, provincial capital, and other cities, and health care institutions and households in each city were chosen by convenience to identify ES devices in use according to the study protocol.

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The plant Polygonum capitatum (P. capitatum) contains a variety of flavonoids that are distributed differently among different parts. Nevertheless, differentially expressed genes (DEGs) associated with this heterogeneous distribution have not been identified.

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Flavonoids and Kavalactones Isolated from Seeds of Alpinia katsumadai Hayata. and Their Cytotoxic Activities.

Chem Biodivers

January 2025

Guizhou Medical University, School of Pharmaceutical Sciences, University Town, Gui'an New District, 550025, Guiyang, CHINA.

An unrevealed dihydroflavone-monoterpene conjugate (1), two unrevealed kavalactones (2-3, including one with an uncommon side chain), and thirteen previously identified compounds (4-16) were extracted from Alpinia katsumadai Hayata. seeds. The two-dimension structures of the new compounds were authenticated utilizing HRESIMS as well as NMR spectral analysis, while their absolute chiral configurations were ascertained either by correlating the experimental and simulated values of electronic circular dichroism (ECD) patterns or conducting X-ray diffraction experiments.

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Pleuropulmonary blastoma (PPB) is an uncommon malignant neoplasm occurring in infants. The disease is intimately linked to mutations in the Dcr-1 homolog and ribonuclease type III (DICER1) genes. Imaging techniques are crucial for diagnosing PPB, yet distinguishing PPB from other pulmonary masses proves challenging.

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Twisted Cucurbit[14]uril-Based Supramolecular Self-Assembly Induces Fluorescence Emission of Dye Molecules for Multi-Channel Cell Imaging.

Chemistry

December 2024

Department of Nephrology, Children's Hospital of Chongqing Medical University, National Clinical Research Center for Child Health and Disorders, Ministry of Education Key Laboratory of Child Development and Disorders, Chongqing Key Laboratory of Pediatric Metabolism and Inflammatory Diseases, Chongqing, 400042, China.

In this study, a supramolecular fluorescent material was constructed by using double-cavity twisted cucurbit[14]uril (tQ[14]) and positively charged Astrazon Pink FG (APFG) based on the non-covalent host-guest interaction for the first time. The thermodynamic parameters of the APFG@tQ[14] in aqueous solution were determined by isothermal titration calorimetry (ITC), the results indicated that the spontaneous assembly of APFG@tQ[14] is mainly driven by enthalpy. The intramolecular charge transfer (ICT) effect induced the APFG@tQ[14] probe to emit a strong orange-red fluorescence.

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Background: Benign prostatic hyperplasia (BPH) is a common disease in middle-aged and elderly men, and its etiology is not completely clear. Late-onset hypogonadism (LOH) is a relatively common disease in the aging process of men. BPH is often accompanied by varying degrees of LOH, and the pathogenesis and progression of the two diseases are related.

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Background: Human kinesin family member 11 (KIF11) plays a vital role in regulating the cell cycle and is implicated in the tumorigenesis and progression of various cancers, but its role in endometrial cancer (EC) is still unclear. Our current research explored the prognostic value, biological function and targeting strategy of KIF11 in EC through approaches including bioinformatics, machine learning and experimental studies.

Methods: The GSE17025 dataset from the GEO database was analyzed via the limma package to identify differentially expressed genes (DEGs) in EC.

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Author Correction: Yindanxinnaotong, a Chinese compound medicine, synergistically attenuates atherosclerosis progress.

Sci Rep

January 2025

Key Laboratory of Bioactive Substances and Resources Utilization of Chinese Herbal Medicine, Ministry of Education, Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, 100193, P. R. China.

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[Comparative study on metabolites in rat liver microsomes, urine, feces and bile between Shuganning Injection and Scutellariae Radix extract].

Zhongguo Zhong Yao Za Zhi

December 2024

School of Pharmaceutical Sciences, Guizhou Medical University Guiyang 550004, China Engineering Research Center for Development and Application of Ethnic Medicine and Traditional Chinese Medicine, Guizhou Medical University Guiyang 550004, China.

This study aims to compare the metabolic differences of baicalin and its analogues between Shuganning Injection and Scutellariae Radix extract. Twelve SD rats were randomly divided into a Shuganning Injection group and a Scutellariae Radix extract group, with 6 rats in each group. Their liver microsomes were incubated with the drugs, and then the samples were collected.

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Artemisiae Scoporiae Herba is derived from Artemisia scoparia or A. capillaris. The accurate identification of the herbs, particularly when dealing with bulk samples, is critical for ensuring the quality and efficacy of the medicinal product.

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[Research progress in acupoint administration of new dosage forms of traditional Chinese medicine preparations for rheumatoid arthritis].

Zhongguo Zhong Yao Za Zhi

December 2024

College of Pharmaceutical Sciences, Guizhou University of Traditional Chinese Medicine Guiyang 550025, China National Engineering Technology Research Center for Miao Medicine Guiyang 550025, China Guizhou Engineering Technology Research Center for Processing and Preparation of Traditional Chinese Medicine and Ethnic Medicine Guiyang 550025, China.

The conventional acupoint therapy for rheumatoid arthritis often uses traditional Chinese medicine preparations in the dosage forms of powder, ointment, and paste. However, these dosage forms have obvious drawbacks, such as low transdermal absorption, strong skin irritation, and easy detachment. Creating a traditional Chinese medicine acupoint therapy characterized by high penetration, low toxicity, low irritation, and convenient administration is of great significance.

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Baseline characteristics of patients in the Chinese Bronchiectasis Registry (BE-China): a multicentre prospective cohort study.

Lancet Respir Med

January 2025

Division of Respiratory Medicine and Gastroenterology, University of Dundee, Ninewells Hospital and Medical School, Dundee, UK. Electronic address:

Background: Bronchiectasis is a disease with a global impact, but most published data come from high-income countries. We aimed to describe the clinical characteristics of patients with bronchiectasis in China.

Methods: The Chinese Bronchiectasis Registry (BE-China) is a prospective, observational cohort enrolling patients from 111 hospitals in China.

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Engineered Microneedle System Enables the Smart Regulation of Nanodynamic Sterilization and Tissue Regeneration for Wound Management.

Adv Sci (Weinh)

January 2025

Department of Laboratory Medicine, School of Chemical Science and Engineering, Shanghai Tenth People's Hospital of Tongji University, Tongji University, Shanghai, 200092, P. R. China.

The healing of bacterial biofilm-infected wounds is a complex process, and the construction of emerging therapeutic modalities that regulate the microenvironment to magnify therapeutic effects and reduce biotoxicity is still highly challenging. Herein, an engineered microneedle (MN) patch is reported to mediate the efficient delivery of black phosphorus nanosheets (BP NSs) and copper peroxide nanodots (CP NDs) for dual nanodynamic sterilization and methicillin-resistant staphylococcus aureus (MRSA)-infected wound healing. Results demonstrate that the system can eliminate biofilm, reduce cytotoxicity, promote angiogenesis and tissue regeneration by the multiple advantages of chemodynamic therapy (CDT), enhanced photodynamic therapy (PDT), and improved degradation process from BP NSs to phosphate for promoting cell proliferation.

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