Publications by authors named "Xiaoping Chen"

Ambulatory blood pressure monitoring (ABPM) studies for high altitude (HA) hypertensive patients are limited. We aimed to explore the hypertension phenotypes, and investigate their associations with hemoglobin in untreated hypertensives permanently living in HA. A total of 342 untreated hypertensive patients were included.

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Background: This study aimed to identify surrogate markers suitable for evaluating insulin resistance in children and adolescents with overweight and obesity.

Methods: Forty-nine reported surrogate markers of insulin resistance were selected, including 14 insulin-based markers and 35 non-insulin-based markers. The markers were analyzed in 800 children aged 7-12 years.

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Our study aimed to investigate the expression characteristics of the homeobox B13 (HOXB13) gene in placental tissues of gestational diabetes mellitus (GDM) and its impact on placental metabolic function. Placental tissues from 30 GDM patients and normal pregnancy cases were collected. The expression of HOX family genes (including HOXB13 and HOXA2 among seven genes) was screened using quantitative polymerase chain reaction, and the protein expression of HOXB13 was validated by Western blot and immunohistochemistry.

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This study presents the development of a novel bimetallic-doped metal-organic gel (Tb-Eu-MOG) synthesized by codoping terbium (Tb(III)) and europium (Eu(III)) with the Hcptpy ligand and explores its application in electrochemiluminescence (ECL) for sensitive detection of epinephrine (EP). The Tb-Eu-MOG exhibits unique petal nanoflower-like morphology and remarkable ECL signals, attributed to the dual sensitization effects of Tb(III) and Eu(III) on the Hcptpy ligand. The Tb(III) doping facilitates energy transfer and enhances ECL efficiency through a staircase effect.

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Predicting the charge transport rate, mechanism and dielectric response of solid-state molecular electronics is challenging since these properties depend on many variables such as molecular backbone, electrode material, junction contact geometry, anchoring and terminal functional groups, and so on. Although the effects of the anchoring group (X) on the conductance of single-molecule junctions have been widely investigated, in large-area junctions examples are rare, although the latter makes it possible to also explore the role of dielectric properties on charge transport rates. Here we report a change of 2.

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Introduction: Adoptive cell therapy derived from autologous tumor-infiltrating lymphocytes (TILs) has demonstrated promising therapeutic efficacy in several cancers. However, its possible synergistic effects with anti-PD-1 therapy in advanced hepatocellular carcinoma (aHCC) remain unexplored. This study aimed to investigate the efficacy of TIL infusion combined with anti-PD-1 therapy for aHCC.

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Hyaluronidase (HAase) detection plays a critical role in cancer diagnosis and treatment. Most HAase biosensors require the incorporation of exogenous indicators into the sensing reaction for signal transduction, which might involve complex synthesis and modification procedures or potentially interfere with enzymatic activity. Herein, based on the fact that the electrochemiluminescence (ECL) can be regulated via a bipolar electrode (BPE) through the alteration of conductivity in the enzymatic reaction solution, we develop an indicator-free HAase biosensor based on the bipolar-based ECL (BP-ECL) platform.

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Lung metastasis is the most common site of extrahepatic spread in hepatocellular carcinoma (HCC) and is associated with significantly poorer outcomes. Current guidelines classify these patients as Barcelona Clinic Liver Cancer (BCLC) stage C, recommending systemic therapy alone. However, this one-size-fits-all approach may overlook potential benefits in selected patients.

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Background: Interferon (IFN)-stimulated gene 15 (ISG15) is a downstream molecule of the IFN pathways central to many cellular processes. ISG15 mainly exerts its function through a post-translational modification process known as ISGylation.

Objective: In this study, the role of ISG15 in the activation of hepatic stellate cells (HSCs) and liver fibrosis was examined.

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The influence of the copper (Cu) content on the corrosion resistance of 3.5%Ni low-carbon weathering steel was investigated using periodic dry-wet cycle accelerated corrosion tests. The mechanical properties of the steels were assessed via tensile and low-temperature impact tests, while corrosion resistance was evaluated based on weight loss measurements.

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Background: Liver transplantation is restricted by high costs and donor shortages, necessitating exploration of alternative treatments for hepatocellular carcinoma (HCC) with significant portal hypertension (CSPH). This study examined whether synchronous hepatectomy and splenectomy (HS) improves survival over hepatectomy (H) in patients with BCLC stage 0/A HCC and CSPH.

Methods: A total of 525 patients with BCLC stage 0/A HCC and CSPH from 12 centers were under review.

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Objective: A leading cause of death among scleroderma (SSc) patients, interstitial lung disease (ILD) remains challenging to prognosticate. The discovery of biomarkers that accurately determine which patients would benefit from close monitoring and aggressive therapy would be an essential clinical tool. We aimed to identify genes signatures that would predict progressive ILD.

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RNA splicing is frequently dysregulated in tumors. Aberrant RNA splicing can alter tumor metabolism, highlighting the need to elucidate the alternative splicing events that shape the metabolic landscape. In this study, we identified exon skipping in Ste20-like kinase (SLK) that results in a variant isoform (SLKv), which promotes glycolysis in tumor cells.

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Background: Cholangiocarcinoma (CCA) is a highly lethal malignant tumour with increasing incidence. Current therapies exhibit limited benefits, which urgently demand the identification of novel therapeutic targets.

Objective: We aimed to identify potential therapeutic targets for CCA and broaden current therapies.

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Objective: This study was conducted to investigate the association between visceral fat area (VFA) and heart rate variability (HRV) in high-altitude migrants with obstructive sleep apnea (OSA).

Method: We conducted a cross-sectional study comprising 152 OSA participants from 2022 to 2024. We employed multivariable linear regression to further elucidate the association between VFA and HRV.

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Background And Aims: Lenvatinib is recognized as a first-line therapy for inoperable hepatocellular carcinoma (HCC) patients. Growing evidence indicates that lenvatinib resistance can be acquired in HCC cells via kinase rewiring.

Approach And Results: We established acquired lenvatinib-resistant organoids and HCC cell lines.

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Most breast cancers depend on hormone-stimulated estrogen receptor alpha (ER) activity and are sensitive to ER inhibition. Resistance can arise from activating mutations in the gene encoding ER () or from reactivation of downstream targets. Newer ER antagonists occasionally show efficacy but are largely ineffective as single agents in the long term.

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The prevalence of adolescent obesity continues to rise globally, posing significant public health challenges by affecting both physical and psychological wellness and increasing the risk of metabolic diseases in adulthood. Probiotics may influence obesity through various mechanisms, including restoring gut microbiota balance, reducing chronic inflammation, modulating lipid metabolism, aiding in weight control, and improving metabolic health. This review aims to explore the mechanisms by which probiotics act as key modulators of obesity and summarize current findings from clinical trials involving probiotics in adolescent obesity.

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Background: Type 2 Diabetes Mellitus (T2DM) is common worldwide. Patients with T2DM often experience reduced lung function, but the relationship between the two conditions remains uncertain. This study employed Mendelian Randomization (MR) to explore the causal link between T2DM and lung function, and to identify the factors that mediate this relationship.

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Clinical cancer patients often exhibit limited responses to immunotherapy, primarily due to the low immunogenicity of solid tumors and insufficient T cell infiltration, which reduce the effectiveness of immune checkpoint blockade (ICB) therapy. To address this challenge, a Fe/Cu dual-ionic-site single-atom nanozyme (dis-SAzyme) is constructed with multiple catalytic active sites, which can catalyze ROS generation and deplete antioxidants, thereby inducing synergistic ferroptosis and cuproptosis to enhance immunogenicity. Camouflaging doxorubicin-loaded dis-SAzyme with a bioinspired cancer cell membrane (dis-SAzyme-Dox@M) enables targeted navigation to the tumor region, leading to selective ferroptosis/cuproptosis in cancer cells.

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Vessels encapsulating tumor clusters (VETC) and circulating tumor cells (CTCs) are recognized as emerging potential biomarkers in hepatocellular carcinoma (HCC), yet the underlying connection between them is not fully elucidated. This study aims to investigate the association between VETC and CTCs and evaluate their potential clinical utility. This retrospective cohort study (NCT05297955) included 165 HCC patients who underwent curative hepatic resection.

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Functional near-infrared spectroscopy(fNIRS)-based sleep staging has attracted considerable interest due to its portability and limited interference with sleep. However, few studies have systematically examined sleep indicators or formulated sleep staging models based on fNIRS features labelled by polysomnography(PSG). This study aimed to address these shortcomings and promote the application of fNIRS in sleep monitoring.

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Importance: Nocturnal blood pressure is difficult to manage in clinical practice. Antihypertensive chronotherapy may offer a potential approach for better control. However, the clinical evidence supporting this approach remains controversial.

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