3,210 results match your criteria: "Xi'an Jiaotong University Health Science Center.[Affiliation]"

Coupling of β-adrenergic and Hippo pathway signaling: Implications for heart failure pathophysiology and metabolic therapy.

Mitochondrion

September 2024

Department of Physiology and Pathophysiology, School of Basic Medical Sciences, and Key Laboratory of Environment and Genes Related to Diseases, Ministry of Education, Xi'an Jiaotong University Health Science Center, 76 West Yanta Road, Xi'an, Shaanxi 710061, China.

Activation of the sympatho-β-adrenergic receptor (βAR) system is the hallmark of heart disease with adverse consequences that facilitate the onset and progression of heart failure (HF). Use of β-blocking drugs has become the front-line therapy for HF. Last decade has witnessed progress in research demonstrating a pivotal role of Hippo pathway in cardiomyopathy and HF.

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Background: The non-high-density lipoprotein cholesterol to high-density lipoprotein cholesterol ratio (NHHR) serves as a novel composite lipid indicator for atherosclerosis. However, the association between NHHR and mortality in patients with diabetes or prediabetes remains unclear. Consequently, the objective of this study was to investigate the relationship between NHHR and both all-cause and cardiovascular mortality in US adults with diabetes or prediabetes.

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Background And Purpose: Considering the reliance of serum uric acid (SUA) levels on renal clearance function, its role in stroke outcomes remains controversial. This study investigated the association of renal function-normalized SUA (SUA to serum creatinine ratio, SUA/SCr), a novel renal function index, with the 1-year outcomes in patients with acute ischemic stroke (AIS).

Methods: This is a prospective, multicenter observational study.

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Shared whole environmental etiology between Alzheimer's disease and age-related macular degeneration.

NPJ Aging

August 2024

Guangdong Eye Institute, Department of Ophthalmology, Guangdong Provincial People's Hospital (Guangdong Academy of Medical Sciences), Southern Medical University, 510080, Guangzhou, China.

The comorbidity of Alzheimer's disease (AD) and age-related macular degeneration (AMD) has been established in clinical and genetic studies. There is growing interest in determining the shared environmental factors associated with both conditions. Recent advancements in record linkage techniques enable us to identify the contributing factors to AD and AMD from a wide range of variables.

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Objective: To analyse the global burden, trends and cross-country inequalities of female breast and gynaecologic cancers (FeBGCs).

Design: Population-Based Study.

Setting: Data sourced from the Global Burden of Disease Study 2019.

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Genome-wide association analysis to search for new loci associated with stroke risk in Northwestern Chinese population.

Gene

November 2024

Department of Neurology, Xi'an No.1 Hospital, The First Affiliated Hospital of Northwest University, Xi'an 710002, China; Xi'an Key Laboratory for Innovation and Translation of Neuroimmunological Diseases, Xi'an 710002, China; College of Life Science, Northwest University, Xi'an 710069, China. Electronic address:

Background And Purpose: Genetic factors play an important role in the pathogenesis of stroke(S). This study aimed to screen the loci associated with S risk in northwestern Chinese population by genome-wide association analysis (GWAS).

Methods: A total of 1394 subjects, including 682 S patients and 692 controls, were enrolled in this study.

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Background And Aims: The EAT-Lancet Commission devised a globally sustainable dietary pattern to jointly promote human health and sustainability. However, the extent to which this diet supports metabolic dysfunction-associated steatotic liver disease (MASLD) has not yet been assessed. This study aimed to investigate the association between the EAT-Lancet diet and the risk of MASLD and its severity.

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Article Synopsis
  • Tislelizumab, a PD-1 inhibitor, shows better effectiveness than docetaxel for advanced or metastatic non-small-cell lung cancer (NSCLC) in second or third-line treatments in China.
  • A Markov model was used to analyze the cost-effectiveness of tislelizumab, using data from clinical trials and existing cost studies, focusing on quality-adjusted life years (QALYs) and costs.
  • Results indicated that while tislelizumab costs CNY 117,473 more than docetaxel, it also provides an additional 0.58 QALYs, resulting in a cost-effectiveness ratio of CNY 202,927 per QALY, making it a favorable treatment
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Med1 controls thymic T-cell migration into lymph node through enhancer-based Foxo1-Klf2 transcription program.

Eur J Immunol

October 2024

Department of Pathogenic Microbiology and Immunology, School of Basic Medical Sciences, Xi'an Jiaotong University, Xi'an, Shaanxi Province, China.

The migration is the key step for thymic T cells to enter circulation and then lymph nodes (LNs), essential for future immune surveillance. Although promoter-based transcriptional regulation through Foxo1, Klf2, Ccr7, and Sell regulates T-cell migration, it remains largely unexplored whether and how enhancers are involved in this process. Here we found that the conditional deletion of Med1, a component of the mediator complex and a mediator between enhancers and RNA polymerase II, caused a reduction of both CD4 and CD8 T cells in LNs, as well as a decrease of CD8 T cells in the spleen.

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Risk-prediction nomogram for congenital heart disease in offspring of Chinese pregnant women.

BMC Pregnancy Childbirth

July 2024

Department of Epidemiology and Health Statistics, School of Public Health, Xi'an Jiaotong University Health Science Center, No.76 Yanta West Road, Xi'an, Shaanxi, 710061, China.

Background: The identification and assessment of environmental risks are crucial for the primary prevention of congenital heart disease (CHD). We were aimed to establish a nomogram model for CHD in the offspring of pregnant women and validate it using a large CHD database in Northwest China.

Methods: A survey was conducted among 29,204 women with infants born between 2010 and 2013 in Shaanxi province, Northwest China.

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We aimed to examine the association between weight loss, dietary patterns, diabetes, and glycemic control among Qatari adults with a history of bariatric surgery (BS). Data from 1893 adults from the Qatar Biobank study were analyzed. Diabetes was defined by blood glucose, HbA1c, and medical history, with poor glycemic control defined as HbA1c ≥ 7.

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Dental age estimation is extensively employed in forensic medicine practice. However, the accuracy of conventional methods fails to satisfy the need for precision, particularly when estimating the age of adults. Herein, we propose an approach for age estimation utilizing orthopantomograms (OPGs).

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We aimed to examine the effects of antibiotic and probiotic usage on the gut microbiota structure and the presence of antibiotic-resistance genes (ARGs) in infants during the first six months of life. Questionnaires and fecal samples were collected within three days of birth, two months, and six months to assess antibiotic and probiotic exposure. Gut microbiotas were sequenced via 16S rRNA, and ARGs were conducted by qPCR, including beta-lactam (, ), tetracycline (), fluoroquinolone (), aminoglycoside (), and macrolide ().

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Potential Early Effect Biomarkers for Ambient Air Pollution Related Mental Disorders.

Toxics

June 2024

Department of Occupational and Environmental Health, School of Public Health, Xi'an Jiaotong University Health Science Center, 76 Yanta West Road, Yanta District, Xi'an 710061, China.

Air pollution is one of the greatest environmental risks to health, with 99% of the world's population living where the World Health Organization's air quality guidelines were not met. In addition to the respiratory and cardiovascular systems, the brain is another potential target of air pollution. Population- and experiment-based studies have shown that air pollution may affect mental health through direct or indirect biological pathways.

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The evolutionary conservation of non-core RAG regions suggests significant roles that might involve quantitative or qualitative alterations in RAG activity. Off-target V(D)J recombination contributes to lymphomagenesis and is exacerbated by RAG2' C-terminus absence in mice thymic lymphomas. However, the genomic stability effects of non-core regions from both and in B-lymphoblastic leukemia ( B-ALL), the characteristics, and mechanisms of non-core regions in suppressing off-target V(D)J recombination remain unclear.

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Objective: To investigate the association of triglyceride-glucose index (TyG) with non-alcoholic fatty liver disease (NAFLD) and its diagnostic value for NAFLD in non-obese individuals.

Methods: We retrospectively collected the data of non-obese individuals (BMI < 25 kg/m) undergoing routine health examination at Second Affiliated Hospital of Xi'an Jiaotong University between May, 2020 and December, 2023, who all received abdominal ultrasound examination for NAFLD screening. The nonlinear relationship between TyG and non-obese NAFLD was explored using restricted cubic splines (RCS), and LASSO regression was used for variable screening; the correlation between TyG and NAFLD risk was analyzed using multivariate logistic regression.

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Baicalein upregulates macrophage TREM2 expression via TrKB-CREB1 pathway to attenuate acute inflammatory injury in acute-on-chronic liver failure.

Int Immunopharmacol

September 2024

Department of Infectious Diseases and Guangdong Key Laboratory of Liver Disease Research, Third Affiliated Hospital of Sun Yat-sen University, Guangzhou, Guangdong, China; Key Laboratory of Tropical Disease Control, Ministry of Education, Sun Yat-sen University, Guangzhou, China. Electronic address:

Objective: Acute-on-chronic liver failure (ACLF) is a syndrome characterized by a high short-term mortality rate, and effective interventions are still lacking. This study aims to investigate whether the small molecule baicalein can mitigate ACLF and elucidate the molecular mechanisms.

Methods: The ACLF mouse model was induced through chronic liver injury using carbon tetrachloride, followed by acute inflammation induction with lipopolysaccharide (LPS).

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Background: The reallocation of health resources, epidemic prevention and control measures during the COVID-19 pandemic triggered widespread restricted health service utilization, some residents and patients tried positive self-care behavior to maintain their health, yet the efficacy of this intervention remains unclear.

Object: Based on the reasoned action approach (RAA) theory, this study aimed to investigate the correlation between self-care behavior and restricted health service utilization among adults in China, trying to discover the vulnerable groups and external and intrinsic factors that affect self-care behavior among Chinese adults.

Methods: Data on demographics, socioeconomic, health status, and self-care behavior were collected in "The Early China COVID-19 Survey," a cross-sectional anonymous online survey of the general population in China.

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[Personal nitrogen oxides exposure levels and related influencing factors in adults over 35 years old in Tianjin and Shanghai].

Beijing Da Xue Xue Bao Yi Xue Ban

August 2024

Department of Occupational and Environmental Health, School of Public Health, Xi'an Jiaotong University Health Science Center, Xi'an 710061, China.

Objective: To investigate personal exposures to nitrogen oxides (NO) and nitrogen di-oxide (NO) and the influence of baseline personal characteristics, living environment and daily activity patterns of the participants on the exposures among adults over 35 in Tianjin and Shanghai.

Methods: In this panel study, 91 healthy nonsmoking adults aged over 35 from Tianjin and Shanghai participated in our study. The study was conducted in summer and winter.

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Efficacy and safety of direct oral anticoagulants for preventing venous thromboembolism in hospitalized cancer patients: a national multicenter retrospective cohort study.

Front Pharmacol

July 2024

Department of Pharmacy, Fujian Maternity and Child Health Hospital College of Clinical Medicine for Obstetrics and Gynecology and Pediatrics, Fujian Medical University, Fuzhou, China.

Introduction: Studies on the use of direct oral anticoagulants (DOACs) for preventing venous thromboembolism (VTE) in hospitalized cancer patients are lacking. Therefore, we conducted a multicenter retrospective cohort study to evaluate the efficacy and safety of DOACs versus low-molecular-weight heparin (LMWH) for the primary prevention of VTE in hospitalized cancer patients.

Methods: Clinical outcomes included thrombosis, VTE, other thrombosis, all bleeding, major bleeding, nonmajor bleeding, and all-cause death.

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Neural stem/progenitor cells (NSPCs) persist in the mammalian subventricular zone (SVZ) throughout life, responding to various pathophysiological stimuli and playing a crucial role in central nervous system repair. Although numerous studies have elucidated the role of stanniocalcin 2 (STC2) in regulating cell differentiation processes, its specific function in NSPCs differentiation remains poorly understood. Clarifying the role of STC2 in NSPCs is essential for devising novel strategies to enhance the intrinsic potential for brain regeneration postinjury.

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Article Synopsis
  • The study aimed to examine the distribution and activation of different B-cell subpopulations in rheumatoid arthritis (RA) patients who received Janus kinase inhibitors (JAKis) and how these factors relate to disease remission.
  • Blood samples were taken from both healthy individuals and RA patients, where the researchers analyzed various B-cell types' frequency and activation markers, notably focusing on nonswitched memory B cells (NSMB).
  • Results showed that untreated RA patients had fewer NSMB cells, which were linked to higher disease activity, but treatment with JAKis reduced NSMB cell activation and helped achieve disease remission.
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PM exposure induces bronchial hyperresponsiveness by upreguating acetylcholine muscarinic 3 receptor.

Toxicol Appl Pharmacol

September 2024

Department of Pharmacology, School of Basic Medical Sciences, Xi'an Jiaotong University Health Science Center, 76 Yanta West Road, Xi'an, Shaanxi 710061, China. Electronic address:

Exposure to particulate matter (PM) can induce respiratory diseases that are closely related to bronchial hyperresponsiveness. However, the involved mechanism remains to be fully elucidated. This study aimed to demonstrate the effects of PM on the acetylcholine muscarinic 3 receptor (CHRM3) expression and the role of the ERK1/2 pathway in rat bronchial smooth muscle.

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Background: Biomarkers for colorectal cancer (CRC) can complement population screening methods, but so far, few plasma proteins have been identified as biomarkers for CRC. This study aims to identify potential protein biomarkers and therapeutic targets for CRC within the proteome range.

Methods: We extracted summary-level data of circulating protein from 7 published genome-wide association studies (GWASs) of plasma proteome for Mendelian randomization (MR), summary-data-based MR (SMR), and co-localization analyses to screen and validate proteins with causal effects in CRC.

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Background: Several types of human papillomavirus (HPV) vaccines have been approved for use in adolescent girls in China. These vaccines are regulated as non-National Immunisation Program vaccines and are optional and generally fully self-paid by vaccinees.

Objective: To assess parents' demand for HPV vaccination by eliciting their willingness-to-pay for their adolescent daughters to be vaccinated against HPV and to examine the determinants of demand for HPV vaccination in China.

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