17,074 results match your criteria: "third Military Medical University[Affiliation]"

Krüppel-like factors (KLFs) are a family of basic transcription factors with three conserved Cys2/His2 zinc finger domains located in their C-terminal regions. It is acknowledged that KLFs exert complicated effects on cell proliferation, differentiation, survival, and responses to stimuli. Dysregulation of KLFs is associated with a range of diseases including cardiovascular disorders, metabolic diseases, autoimmune conditions, cancer, and neurodegenerative diseases.

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  • * Researchers preconditioned infrapatellar fat pad MSCs with TNF-α, leading to a significant increase in exosome secretion and identified key signaling pathways involved in this process, specifically the PI3K/AKT pathway.
  • * The efficacy of TNF-α preconditioned MSC-EXOs was tested in a mouse model of OA, where they were introduced into the joint to assess their effects on joint health and animal movement, revealing promising results for cartilage maintenance.
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An IGHG1 variant exhibits polarized prevalence and confers enhanced IgG1 antibody responses against life-threatening organisms.

Nat Immunol

October 2024

School of Life Sciences, Institute for Immunology, State Key Laboratory of Membrane Biology, China Ministry of Education Key Laboratory of Protein Sciences, Beijing Key Lab for Immunological Research on Chronic Diseases, Beijing Tsinghua Changgung Hospital, Tsinghua University, Beijing, China.

Evolutionary pressures sculpt population genetics, whereas immune adaptation fortifies humans against life-threatening organisms. How the evolution of selective genetic variation in adaptive immune receptors orchestrates the adaptation of human populations to contextual perturbations remains elusive. Here, we show that the G396R coding variant within the human immunoglobulin G1 (IgG1) heavy chain presents a concentrated prevalence in Southeast Asian populations.

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Background: Natural infection or vaccination have provided robust immune defense against SARS-CoV-2 invasion, nevertheless, Omicron variants still successfully cause breakthrough infection, and the underlying mechanisms are poorly understood.

Methods: Sequential blood samples were continuously collected at different time points from 252 volunteers who were received the CanSino Ad5-nCoV (n= 183) vaccine or the Sinovac CoronaVac inactivated vaccine (n= 69). The anti-SARS-CoV-2 prototype and Omicron BA.

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  • Hand, foot, and mouth disease (HFMD) mostly affects young children, and this study examined how birthdays may influence the incidence of HFMD by analyzing data from Yunnan Province, China, from 2008 to 2022.
  • The "birthday week" was defined as the six days before and including the birthday, and findings showed that 12.02% of HFMD cases occurred during this week, which is significantly higher than the average rate.
  • Infants aged 0-1 had the highest rates of infection during their birthday week, and the study noted variations by age group and birth month, particularly during peak HFMD months (April to July and October to December).
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Prognosis of IgA nephropathy patient with proteinuria remission by supportive therapy: cohort from screening failed Chinese patients in TESTING study.

Ren Fail

December 2024

Renal Division, Department of Medicine, Peking University First Hospital, Peking University Institute of Nephrology, Key Laboratory of Renal Disease, Ministry of Health of China, Key Laboratory of Chronic Kidney Disease Prevention and Treatment (Peking University), Ministry of Education, Beijing, China.

Article Synopsis
  • A significant number of patients with IgA nephropathy (IgAN) were excluded from the TESTING study due to low proteinuria levels after intensive therapy, highlighting the need to investigate their long-term health outcomes.* -
  • A retrospective study of 88 excluded patients showed that a majority received renin-angiotensin system blockers and maintained stable proteinuria remission without needing immunosuppressive therapy (IST).* -
  • Long-term analysis indicated that patients who experienced a relapse of proteinuria and required IST had worse kidney outcomes compared to those who maintained remission, especially after 48 to 60 months of follow-up.*
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Background: Diagnosis of the cause of cerebral thrombi is vital for recurrence prevention but also challenging. The presence of the microbiome has recently been confirmed in thrombus, suggesting a novel approach to distinguish cerebral thrombi of different origins. However, little is known about whether there is heterogeneity in microbiological colonization of cerebral thrombi of different sources.

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Germinal matrix-intraventricular hemorrhage (GM-IVH) is a detrimental neurological complication that occurs in preterm infants, especially in babies born before 32 weeks of gestation and in those with a very low birth weight. GM-IVH is defined as a rupture of the immature and fragile capillaries located in the subependymal germinal matrix zone of the preterm infant brain, and it can lead to detrimental neurological sequelae such as posthemorrhagic hydrocephalus (PHH), cerebral palsy, and other cognitive impairments. PHH following GM-IVH is difficult to treat in the clinic, and no levelone strategies have been recommended to pediatric neurosurgeons.

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The occurrence of metastasis is a major factor contributing to poor prognosis in colorectal cancer. Different stages of the disease play a crucial role in distant metastasis. Furthermore, m6A has been demonstrated to play a significant role in regulating tumor metastasis.

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The Essential Role of Angiogenesis in Adenosine 2A Receptor Deficiency-mediated Impairment of Wound Healing Involving c-Ski via the ERK/CREB Pathways.

Int J Biol Sci

September 2024

Department of Army Occupational Disease, State Key Laboratory of Trauma, Burn and Combined Injury, Daping Hospital, Army Medical University (Third Military Medical University), 10 Changjiang Zhilu, Chongqing 400042, People's Republic of China.

Article Synopsis
  • Adenosine A receptor (AR) signaling is important for wound healing, but the specific role of endothelial cells (ECs) in this process is not fully understood.
  • Research shows that AR expression increases after skin wounds, particularly in granulation tissue, and that knockout of AR slows down wound healing primarily due to its effect on ECs.
  • Activation of AR enhances endothelial cell functions like proliferation and migration via a pathway that involves the expression of c-Ski, which is crucial for angiogenesis, highlighting AR as a potential target for improving wound repair.
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The clinical value of carbon nanoparticles in sentinel lymph node biopsy for early vulvar cancer.

Heliyon

August 2024

Department of Obstetrics and Gynecology, The First Affiliated Hospital (Southwest Hospital), Army Medical University (Third Military Medical University), Chongqing, China.

Objective: Carbon nanoparticle (CNP)-guided sentinel lymph node biopsy (SLNB) has been extensively adopted as a cost-effective and highly efficient method for tracing malignant tumors except for those associated with vulvar cancer. The current study aimed to validate the feasibility and efficacy of CNPs in tracking sentinel lymph nodes (SLNs) in patients with early vulvar cancer.

Methods: We retrospectively reviewed patients with vulvar cancer at our institution from January 2016 to April 2022 who were pathologically diagnosed and underwent SLNB or inguinofemoral lymphadenectomy (IFLND).

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  • - Prostate cancer (PCa) is the most commonly diagnosed solid tumor and the second leading cause of cancer-related deaths, highlighting its significance as a cancer type.
  • - Non-coding RNAs (ncRNAs), especially those found in exosomes, play a crucial role in the disease by influencing PCa's biological behavior and stability, making them potential clinical biomarkers.
  • - The review explores the functions of exosomal ncRNAs in PCa, their applications for diagnosis and prognosis, and presents new insights into the ncRNA regulatory network associated with the disease.
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Multiple sclerosis (MS) is a debilitating demyelinating disease characterized by remyelination failure attributed to inadequate oligodendrocyte precursor cells (OPCs) differentiation and aberrant astrogliosis. A comprehensive cell atlas reanalysis of clinical specimens brings to light heightened clusterin (CLU) expression in a specific astrocyte subtype links to active lesions in MS patients. Our investigation reveals elevated astrocytic CLU levels in both active lesions of patient tissues and female murine MS models.

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Rapid miRNA detection enhanced by exponential hybridization chain reaction in graphene field-effect transistors.

Biosens Bioelectron

December 2024

Department of Biomedical Engineering, The Chinese University of Hong Kong, Hong Kong SAR, China; Shun Hing Institute of Advanced Engineering, The Chinese University of Hong Kong, Hong Kong SAR, China. Electronic address:

Scalable electronic devices that can detect target biomarkers from clinical samples hold great promise for point-of-care nucleic acid testing, but still cannot achieve the detection of target molecules at an attomolar range within a short timeframe (<1 h). To tackle this daunting challenge, we integrate graphene field-effect transistors (GFETs) with exponential target recycling and hybridization chain reaction (TRHCR) to detect oligonucleotides (using miRNA as a model disease biomarker), achieving a detection limit of 100 aM and reducing the sensing time by 30-fold, from 15 h to 30 min. In contrast to traditional linear TRHCR, our exponential TRHCR enables the target miRNA to initiate an autocatalytic system with exponential kinetics, significantly accelerating the reaction speed.

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Associations between sleep and coronary heart disease: Findings from NHANES database (2005-2018).

Chin Med J (Engl)

October 2024

Department of Cardiovascular Medicine, Center for Circadian Metabolism and Cardiovascular Disease, Southwest Hospital, Army Medical University, Chongqing 400038, China.

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RNA reading protein YTHDF2 mediates Benzo(k)fluoranthene induced male reproductive injury by regulating the stability of BCL2.

Environ Pollut

November 2024

Institute of Toxicology, College of Preventive Medicine, Third Military Medical University (Army Medical University), Chongqing, 400038, China; Department of Environmental Health, College of Preventive Medicine, Third Military Medical University (Army Medical University), Chongqing, 400038, China. Electronic address:

Article Synopsis
  • Benzo (k) fluoranthene (BkF) negatively impacts male reproduction, but its exact mechanism is not yet fully understood, prompting this study on the RNA-reading protein YTHDF2's role in this process.
  • Exposure to BkF increased cell apoptosis in mouse spermatocytes and led to decreased levels of the anti-apoptotic protein BCL2, while also raising levels of pro-apoptotic proteins P53 and BAX.
  • The research revealed that YTHDF2 promotes the degradation of BCL2, exacerbating damage from BkF, as overexpression of YTHDF2 reduced cell viability and heightened apoptosis, whereas knocking it down had the opposite effects.
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Case of Autosomal-Dominant Alzheimer Disease With Ribbon-Like Cortical Calcifications.

Neurology

October 2024

From the Clinical Center for Neuroscience and Department of Neurology (Y.-Y.W., Y.-J.W., F.Z.), Daping Hospital, Third Military Medical University, Chongqing, China.

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Background: This study aims to evaluate the short-term efficacy for locally advanced gastric cancer (LAGC) who accepted laparoscopic gastrectomy (LG) after neoadjuvant SOX versus SOX plus immune checkpoint inhibitors (ICIs).

Methods: LAGC patients who accepted LG after neoadjuvant SOX (SOX-LG, n = 169) and SOX plus ICIs (SOX + ICIs-LG, n = 140) in three medical centers between Jan 2020 and Mar 2024 were analyzed. We compared the tumor regression, treatment-related adverse events (TRAEs), perioperative safety between two groups, and explored the risk factors of postoperative complications (POCs) for LG after neoadjuvant therapy.

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Immune cell-mediated features of atherosclerosis.

Front Cardiovasc Med

August 2024

Affiliated Qingyuan Hospital, Guangzhou Medical University, Qingyuan People's Hospital, Qingyuan, Guangdong, China.

Atherosclerosis is a chronic inflammatory disease characterized by innate and adaptive immune responses, which seriously threatens human life and health. It is a primary cause of coronary heart disease, myocardial infarction, and peripheral vascular disease. Research has demonstrated that immune cells are fundamental to the development of atherosclerosis and chronic inflammation.

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A conceptual framework on determinants of the integrated tuberculosis control model implementation in China.

Front Med (Lausanne)

August 2024

Department of Social Medicine and Health Service Management, College of Preventive Medicine, Army Medical University (Third Military Medical University), Chongqing, China.

Article Synopsis
  • Improving tuberculosis (TB) care is crucial for achieving goals set by the End TB Strategy, with China launching an integrated TB control model since 2012, which still faces various challenges in effective care delivery.
  • A new conceptual framework has been proposed to better understand the determinants affecting TB care, combining elements from public management, health services, and various existing models to provide a multi-perspective view.
  • This framework consists of four modules and identifies seven domains of implementation determinants, aiming to evaluate both service outcomes and implementation effectiveness, ultimately guiding research and interventions to improve TB care systems.
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Study of the relationship among biomarkers, cell and tissue of glioma through Raman spectroscopy.

Spectrochim Acta A Mol Biomol Spectrosc

January 2025

School of Precision Instruments and Optoelectronics Engineering Tianjin University, Tianjin 300073, China; Key Laboratory of Optoelectronics Information Technology (Ministry of Education), Tianjin University, Tianjin 300073, China.

Article Synopsis
  • Glioma, the most common and deadly brain tumor, is diagnosed mainly through tissue, cellular, and biomarker analysis.
  • This study explored the characteristics of two biomarkers, γ-aminobutyric acid and matrix metalloproteinases-2, using Raman spectroscopy, revealing important linear relationships and characteristic peaks associated with glioma.
  • Findings indicated that Raman spectroscopy can effectively diagnose glioma across different levels and identify the connection between biomarkers and tissue changes, suggesting its potential as a clinical tool for glioma detection.
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Background & Aims: Malnutrition is prevalent among hospitalised patients, and increases the morbidity, mortality, and medical costs; yet nutritional assessments on admission are not routine. This study assessed the clinical and economic benefits of using an artificial intelligence (AI)-based rapid nutritional diagnostic system for routine nutritional screening of hospitalised patients.

Methods: A nationwide multicentre randomised controlled trial was conducted at 11 centres in 10 provinces.

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  • Renal denervation (RDN) was tested in a sham-controlled trial in China to see if it can effectively lower blood pressure (BP) in hypertensive patients on medication.
  • The study involved 217 participants, showing that those who underwent RDN experienced a significantly greater reduction in 24-hour ambulatory systolic BP (by -13.0 mm Hg) compared to the placebo group (by -3.0 mm Hg).
  • Overall, RDN was found to be safe, as only one minor complication occurred, and it effectively reduced both ambulatory and office BP at the 6-month mark compared to the sham procedure.
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One-Pot Synthesis of a pH-Sensitive MOF Integrated with Glucose Oxidase for Amplified Tumor Photodynamic/Photothermal Therapy.

ACS Appl Mater Interfaces

September 2024

Key Laboratory of Detection Technology for Tumor Makers, School of Chemistry and Chemical Engineering, Linyi University, Linyi 276005, P. R. China.

Photothermal therapy (PTT) and photodynamic therapy (PDT) provide targeted approaches to cancer treatment, but each therapy has inherent limitations such as insufficient tissue penetration, uneven heat distribution, extreme hypoxia, and overexpressed HSP90 in tumor cells. To address these issues, herein, by encapsulating the IR780 dye and glucose oxidase (GOx) enzyme within ZIF-8 nanoparticles, we created a versatile system capable of combining photodynamic and enhanced photothermal therapy. The integration of the IR780 dye facilitated the generation of reactive oxygen species and hyperthermia upon light activation, enabling dual-mode cancer cell ablation.

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Sepsis is a severe medical condition characterized by a systemic inflammatory response, often culminating in multiple organ dysfunction and high mortality rates. In recent years, there has been a growing recognition of the pivotal role played by mitochondrial damage in driving the progression of sepsis. Various factors contribute to mitochondrial impairment during sepsis, encompassing mechanisms such as reactive nitrogen/oxygen species generation, mitophagy inhibition, mitochondrial dynamics change, and mitochondrial membrane permeabilization.

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