4,172 results match your criteria: "second Affiliated Hospital of Xi'an Jiaotong University[Affiliation]"

Background/objectives: Understanding the dynamic changes in nutritional status of patients with non-Hodgkin's lymphoma (NHL) during chemotherapy is crucial, as it significantly impacts chemotherapy-related toxicity and survival outcomes.

Subjects/methods: This multi-center study included newly diagnosed NHL patients. Nutritional status and chemotherapy-related toxic effects were assessed over the first five chemotherapy sessions, with follow-ups conducted every 3 months.

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Objective: This study aims to explore the association between Life's Essential 8 (LE8) and stroke and all-cause mortality, and compare whether it has an advantage over Life's Simple 7 (LS7).

Methods: This study investigated data from NHANES spanning from 1999 to 2018. The LE8 was categorized as low, moderate and high cardiovascular health (CVH).

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Early Versus Delayed Antihypertensive Treatment After Acute Ischemic Stroke by Hypertension History.

Stroke

January 2025

Department of Neurology, Beijing Tiantan Hospital, Capital Medical University, China. (X.X., X.L., Y.P., Yufei Wei, Y.J., M.W., J.J., X.M., Yilong Wang, Yongjun Wang, L.L.).

Background: We performed a prespecified subgroup analysis of the CATIS-2 trial (China Antihypertensive Trial in Acute Ischemic Stroke II) to compare the effect of early versus delayed antihypertensive treatment on death and disability in patients with and without medical history of hypertension.

Methods: CATIS-2 is a multicenter randomized clinical trial conducted in 106 hospitals in China. The trial randomized 4810 patients with acute ischemic stroke within 24 to 48 hours of symptom onset and elevated systolic blood pressure between 140 and <220 mm Hg to receive antihypertensive treatment immediately after randomization or to discontinue antihypertensive medications for 7 days and then receive treatment on day 8.

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Objective: This study investigates the relationship between Meniere's disease (MD) duration and both hearing thresholds and vestibular dysfunction.

Design: Retrospective cohort study. First, the relationships between MD duration and pure-tone audiometry thresholds for each frequency, the canal paresis (CP) ratio, and the vestibulo-ocular reflex (VOR) gain were analysed.

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Peripheral Blood NMLR Can Predict 5-Year All-Cause Mortality in Patients with Chronic Obstructive Pulmonary Disease.

Int J Chron Obstruct Pulmon Dis

January 2025

Department of Respiratory and Critical Care Medicine, the Second Affiliated Hospital of Xi'an Jiaotong University, Xi'an, Shaanxi, People's Republic of China.

Background: Chronic obstructive pulmonary disease (COPD) is characterized by pulmonary and systemic inflammation. The peripheral blood (neutrophil + monocyte)/lymphocyte ratio (NMLR) can predict the clinical outcomes of several inflammatory diseases. However, its prognostic value in COPD remains unknown.

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Purpose: To develop a deep learning (DL) model for obstructive sleep apnea (OSA) detection and severity assessment and provide a new approach for convenient, economical, and accurate disease detection.

Methods: Considering medical reliability and acquisition simplicity, we used electrocardiogram (ECG) and oxygen saturation (SpO) signals to develop a multimodal signal fusion multiscale Transformer model for OSA detection and severity assessment. The proposed model comprises signal preprocessing, feature extraction, cross-modal interaction, and classification modules.

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Background: Liver cancer (LC) is a major concern in the Asia-Pacific region, particularly in China, Korea, and Japan. In this study, we aimed to investigate the burden, trends, and predictions related to LC in these countries.

Methods: Using data from the Global Burden of Disease Study 2021, the epidemiological characteristics [incidence, deaths, and disability-adjusted life-years (DALYs)] for LC were analysed and stratified by specific etiologies in China, Japan, and South Korea.

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Advancement in synthetic gene circuits engineering: An alternative strategy for microRNA imaging and disease theranostics.

Biotechnol Adv

January 2025

Department of Urology, The Second Affiliated Hospital of Xi'an Jiaotong University, Xi'an 710004, China; Institute of Medical Engineering, School of Basic Medical Sciences, Xi'an Jiaotong University, Xi'an 710061, China. Electronic address:

Gene circuits, which are genetically engineered systems designed to regulate gene expression, are emerging as powerful tools in disease theranostics, especially in mammalian cells. This review explores the latest advances in the design and application of gene circuits for detecting and treating various diseases. Synthetic gene circuits, inspired by electronic systems, offer precise control over therapeutic gene activity, allowing for real-time, user-defined responses to pathological signals.

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Substrate stiffness modulates osteogenic and adipogenic differentiation of osteosarcoma through PIEZO1 mediated signaling pathway.

Cell Signal

January 2025

The Key Laboratory of Pathobiology, Ministry of Education, College of Basic Medical Sciences, Jilin University, Changchun 130021, Jilin Province, China. Electronic address:

Most osteosarcoma (OS) cases exhibit poor differentiation at the histopathological level. Disruption of the normal osteogenic differentiation process results in the unregulated proliferation of precursor cells, which is a critical factor in the development of OS. Differentiation therapy aims to slow disease progression by restoring the osteogenic differentiation process of OS cells and is considered a new approach to treating OS.

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Background: The arterial stiffening is attributed to the intrinsic structural stiffening and/or load-dependent stiffening by increased blood pressure (BP). The respective lifetime alterations and major determinants of the two components with normal aging are not clear.

Methods: A total of 3053 healthy adults (1922 women) aged 18-79 years were enrolled.

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Background: Bone marrow mesenchymal stem cells (BMSCs) are a crucial component of the tumor microenvironment (TME), with hypoxic conditions promoting their migration to tumors. Exosomes play a vital role in cell-to-cell communication within the TME. Hypoxic TME have a great impact on the release, uptake and biofunctions of exosomes.

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Aims: Glucosamine, a widely used dietary supplement, has been linked to potential cardiovascular risks, including atrial fibrillation (AF). This study aimed to investigate the effects of long-term glucosamine supplementation on AF susceptibility and the underlying mechanisms.

Materials And Methods: C57BL/6 J mice were treated with low-dose (15 mg/kg/day) or high-dose (250 mg/kg/day) glucosamine via drinking water for 6 weeks.

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The objective of this study is to gain insight into the current research frontiers, hotspots, and development trends in the field of immunization programs for women and children, and to provide scientific guidance and reference for follow-up research. Based on all the original research papers related to the research on immunization programs for women and children in the Web of Science Core Collection (WoSCC) database, bibliometric studies and visual analysis were carried out to explore the research frontiers, hotspots and development trends, and to analyze the risk factors affecting the vaccination coverage of immunization programs for women and children. Eight hundred forty-three papers obtained from 1,552 institutions in 96 countries/regions from January 1950 to August 2024, coauthored by 4,343 authors.

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Sexually dimorphic dopaminergic circuits determine sex preference.

Science

January 2025

Department of Neurology, the First Affiliated Hospital, Neuroscience Research Center, Key Laboratory of Biomedical Information Engineering of Ministry of Education, School of Life Science and Technology, Xi'an Jiaotong University, Xi'an, China.

Sociosexual preference is critical for reproduction and survival. However, neural mechanisms encoding social decisions on sex preference remain unclear. In this study, we show that both male and female mice exhibit female preference but shift to male preference when facing survival threats; their preference is mediated by the dimorphic changes in the excitability of ventral tegmental area dopaminergic (VTA) neurons.

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Background: Early diagnosis of syphilis is vital for its effective control. This study aimed to develop an Artificial Intelligence (AI) diagnostic model based on radiomics technology to distinguish early syphilis from other clinical skin lesions.

Methods: The study collected 260 images of skin lesions caused by various skin infections, including 115 syphilis and 145 other infection types.

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Chimeric antigen receptor T cells (CAR T cells) with T stem (T) cell-like phenotypic characteristics promote sustained antitumor effects. We performed an unbiased and automated high-throughput screen of a kinase-focused compound set to identify kinase inhibitors (KIs) that preserve human T cell-like CAR T cells. We identified three KIs, UNC10225387B, UNC10225263A and UNC10112761A, that combined in vitro increased the frequency of CD45RACCR7TCF1 T cell-like CAR T cells from both healthy donors and patients with cancer.

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Background: Medical resources, especially blood products, were in short supply during the COVID-19. Less intensive therapy with hypomethylating agents/venetoclax (VEN) seems an effective treatment option for patients with acute myeloid leukemia (AML).

Objectives: To retrospectively analyze the efficacy and safety of VEN combined with azacitidine (AZA) in young adult patients with newly diagnosed (ND) AML.

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Background: Contrast-enhanced ultrasound (CEUS) shows potential for the differential diagnosis of breast lesions in general, but its effectiveness remains unclear for the differential diagnosis of lesions highly suspicious for breast cancers.

Objective: This study aimed to evaluate the diagnostic value of CEUS in differentiating pathological subtypes of suspicious breast lesions defined as category 4 of US-BI-RADS.

Methods: The dataset of 150 breast lesions was prospectively collected from 150 patients who underwent routine ultrasound and CEUS examination and were highly suspected of having breast cancers.

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Purpose: Varicella zoster virus-related encephalitis (VZV-RE) is a rare and often misdiagnosed condition caused by an infection with the VZV. It leads to meningitis or encephalitis, with patients frequently experiencing poor prognosis. In this study, we used metagenomic next-generation sequencing (mNGS) to rapidly and accurately detect and identify the VZV pathogen directly from cerebrospinal fluid (CSF) samples, aiming to achieve a definitive diagnosis for encephalitis patients.

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Background: Patients with ulcerative colitis (UC) exhibit abnormal amino acid (AA) metabolism. Taste receptors play a crucial role in the detection of intestinal AAs. Nevertheless, it remains unclear whether UC patients exhibit abnormal expression of these receptors in the colon.

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Socioeconomic disparities in childhood vaccine hesitancy among parents in China: The mediating role of social support and health literacy.

Hum Vaccin Immunother

December 2025

Department of Pharmacy Administration and Clinical Pharmacy, School of Pharmacy, Xi'an Jiaotong University, Xi'an, China.

Parental vaccine hesitancy is a major obstacle to childhood vaccination. We examined parental socioeconomic status (SES) disparities in vaccine hesitancy, and the potential mediating roles of perceived social support and health literacy. A questionnaire survey was given to parents with children aged below 6 years from six provinces in China.

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Background: Dural arteriovenous fistulas (DAVFs) pose a significant health threat owing to their high misdiagnosis rate. Case reports suggest that DAVFs or related acute events may follow medication use; however, drug-related risk factors remain unclear. In clinical practice, the concomitant use of multiple drugs for therapy is known as "polypharmacy situations," further increasing the risk of drug-induced DAVF.

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Non-tuberculous mycobacterial skin infection lead to complex and lengthy treatment cycles. Antimicrobial photodynamic therapy (aPDT) is an emerging promising approach for treating infections. This study aims to assess the effects of aPDT using curcumin as a photosensitizer (PS) on non-tuberculous mycobacteria, Mycobacterium abscessus, a subtype that has become common in dermatology in recent years.

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Background: Immunotherapy that targets immune checkpoints has achieved revolutionary success, but its application in solid tumors remains limited, highlighting the need for reliable enhancement of the efficacy of immunotherapy. Golgi protein 73 (GP73), a Golgi membrane protein, has been implicated in various cellular processes, including immune regulation. Recent studies suggested that GP73 may play a role in modulating the immune response in patients with cancer.

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