Publications by authors named "Xu Ll"

Objectives: Although patients with arthritis have significantly increased cardiovascular disease (CVD) risk, effective prediction tools remain limited. This study aimed to evaluate the predictive value of the Metabolic Score for Insulin Resistance (METS-IR) for CVD events among Chinese patients with arthritis.

Methods: Using data from the China Health and Retirement Longitudinal Study (CHARLS), we conducted a 7-year prospective cohort study (2011-2018) involving 1,059 patients with arthritis.

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In drug development, the substitution of benzene rings in aniline-based drug candidates with saturated bridged bicyclic ring systems often enhances pharmacokinetic properties while preserving biological activity. However, current efforts predominantly focuses on bicyclo[1.1.

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Background: There is a lack of clinical evidence on the efficacy and safety of transitioning from a thrice-daily pre-mixed insulin or basal-prandial regimen to insulin deglu-dec/aspart (IDegAsp) therapy, with insufficient data from the Chinese popu-lation.

Aim: To demonstrate the efficacy, safety, and treatment satisfaction associated with the transition to IDegAsp in type 2 diabetes mellitus (T2DM).

Methods: In this 12-week open-label, non-randomized, single-center, pilot study, patients with T2DM receiving thrice-daily insulin or intensive insulin treatment were transitioned to twice-daily injections of insulin IDegAsp.

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This study systematically retrieved the clinical studies in the treatment of idiopathic pulmonary fibrosis(IPF) with traditional Chinese medicine(TCM) and employed evidence mapping to summarize the overall research status and deficiencies of TCM in treating IPF. CNKI, VIP, SinoMed, Wanfang, PubMed, Web of Science, Cochrane Library, and EMbase were searched for the relevant studies published from inception to February 20, 2024. The distribution characteristics of the evidence were analyzed and presented through charts combined with words.

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  • The study examines how effective machine learning, particularly the Random Forest Classifier, is in predicting thyroid-specific autoantibodies in patients with Primary Sjogren's syndrome (pSS) based on clinical data.
  • A total of 96 pSS patients were analyzed through thyroid function tests to categorize them by the presence of autoantibodies, leading to the exploration of various risk factors using four different machine learning algorithms.
  • The Random Forest Classifier yielded the best results (AUC = 0.755), highlighting age, IgG levels, complement C4, and dry mouth as significant predictors for autoimmune thyroiditis in these patients.
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This study introduces a novel methodology for the direct construction of tetrasubstituted centers, utilizing secondary C(sp)-H and C(sp)-H substrates, specifically indolin-2-ones and indoles, through an innovative oxidative cross-coupling reaction. Facilitated by a straightforward copper salt catalyst, this reaction proceeds efficiently at a mild temperature of 40 °C under operationally streamlined conditions. Emphasizing sustainability, this method is notably enhanced by employing air (molecular oxygen) as an eco-friendly oxidant.

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Exosome-based drug delivery holds significant promise for cancer chemotherapy. However, current methods for loading drugs into exosomes are inefficient and cost-prohibitive for practical application. In this study, boron clusters are mixed with doxorubicin (DOX) and exosomes, enabling the efficient encapsulation of DOX into exosomes through a superchaotropic effect.

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Background: Oxidative stress and microglial activation are critical pathomechanisms in ischemic white matter injury. Microglia, as resident immune cells in the brain, are the main cells undergoing oxidative stress response. However, the role and molecular mechanism of oxidative stress in microglia have not been clearly elucidated during white matter ischemia.

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Objective: Our study aimed to evaluate the effectiveness and safety of transcutaneous auricular vagus nerve stimulation (taVNS) for treating mild to moderate depression in patients with epilepsy (PWE).

Methods: A single-arm, prospective, multi-center, pre-post controlled study was conducted in Eastern China. After a four-week baseline period, PWE with mild to moderate depression began treatment with taVNS, administered for 30 min, three times daily, over a 12-week period.

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Background: Recent advances in ultrasound technology have led to widespread adoption of ultrasonic energy devices in liver resections. While various studies have assessed the comparative advantages of ultrasonic devices and traditional clamp-crushing, their findings vary. Moreover, a specific systematic review on this topic has not yet been conducted.

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Objective: To investigate the diagnostic value of urinary Wilms' tumour-1 (WT-1) and mu-glutathione S-transferase (Mu-GST) gene expression for detecting kidney injury in type 2 diabetes mellitus (T2DM).

Methods: Patients treated between October 2022 and June 2023 were divided into two groups: a diabetic nephropathy (DN) group (105 patients) and a diabetes mellitus (DM) group (100 patients). Additionally, 100 healthy individuals undergoing routine medical check-ups were selected as the control group.

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Article Synopsis
  • - Dyspnea-related kinesiophobia is a common issue among older adults with chronic obstructive pulmonary disease (COPD), causing them to avoid activities due to the fear of shortness of breath, highlighting the need to identify subgroups affected by this phenomenon.
  • - The study aimed to explore the different levels of kinesiophobia among older adults with COPD through a questionnaire survey, analyzing factors like sociodemographics and health status that may influence these subgroups.
  • - Results revealed two distinct groups of kinesiophobia: a low-level group (59.9%) and a high-level group (40.1%). Key findings indicated that those in the high-level group were less active, had lower income, and often faced various
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The mitochondrial dynamic imbalance is an important cause of myocardial ischaemia/reperfusion (I/R) injury and dysfunction. Psmb8, as one of the immunoproteasome catalytic subunits, is a key regulator of protein homoeostasis, inflammation and some cardiac diseases. Here, we found that the expression level and activity of Psmb8 were significantly reduced in the heart of I/R mice and in subjects with myocardial infarction (MI).

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Background: Major depressive disorder (MDD) is a substantial global health concern, and its treatment is complicated by the variability in individual response to antidepressants.

Aim: To consolidate research and clarify the impact of genetic variation on MDD treatment outcomes.

Methods: Adhering to Preferred Reporting Items for Systematic Reviews and Meta-Analyses guidelines, a systematic search across PubMed, EMBASE, Web of Science, and the Cochrane Library was conducted without date restrictions, utilizing key terms related to MDD, serotonin 1A receptor polymorphism (5-HTR1A), C-1019G polymorphism, and antidepressant response.

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With the advancement of computer technology and imaging equipment, ultrasound has emerged as a crucial tool in breast cancer diagnosis. To gain deeper insights into the research landscape of ultrasound in breast cancer diagnosis, this study employed bibliometric methods for a comprehensive analysis spanning from 2004 to 2024, analyzing 3523 articles from 2176 institutions in 82 countries/regions. Over this period, publications on ultrasound diagnosis of breast cancer showed a fluctuating growth trend from 2004 to 2024.

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  • * In this study, the quinoline-2-thione derivative KA3D was tested and showed effectiveness in reducing the viability of ovarian cancer cells, causing cell death (apoptosis), and disrupting the cell cycle, specifically blocking the G2 phase.
  • * Mechanistic analysis revealed that KA3D promotes the expression of pro-apoptotic proteins while inhibiting anti-apoptotic ones; in animal tests, KA3D effectively suppressed cancer growth without significant side effects, indicating its potential as a chemotherapy agent.
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  • Inherently chiral medium-ring derivatives, crucial for fields like materials science and asymmetric catalysis, face challenges in enantioselective assembly, particularly using organocatalysis.
  • Researchers introduce a novel method using N-heterocyclic carbenes (NHC) for a high-order (5 + 3) annulation of specific indolyl compounds with ynals, leading to the efficient creation of diverse eight-membered lactones.
  • The study highlights the successful scaling up of production and potential applications of these lactones, demonstrating their practical relevance in synthetic chemistry.
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Fifteen undescribed sesquiterpenoid monomers, including six pairs of sesquiterpenoid enantiomers (1a/1b-3a/3b and 5a/5b-7a/7b) and three analogues (4, 8, and 9), together with two known sesquiterpenoid dimers (10 and 11) were isolated from the whole plant of Chloranthus henryi Hemsl. Their structures were characterized by spectroscopic data analysis, ECD calculations, and single crystal X-Ray diffractions. Compounds 1a and 1b were highly aromatic cadinane-type sesquiterpenoids.

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Colorectal cancer (CRC) ranks as the second leading cause of cancer-related deaths globally, trailing only behind lung cancer, and stands as the third most prevalent malignant tumor, following lung and breast cancers. The primary cause of mortality in colorectal cancer (CRC) stems from distant metastasis. Among the various routes of metastasis in CRC, lymph node metastasis predominates, serving as a pivotal factor in both prognostication and treatment decisions for patients.

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The development of facile and convenient atom-economical methods for the preparation of organosulfur compounds from CS is a challenging endeavor. Herein, a one-pot, environmentally friendly method to access -aryl/alkyl dithiocarbamates has been demonstrated by a three-component coupling involving aryl/alkyl thiols, CS and amines in the presence of a common base KCO. The transformation process can proceed in an HO-DMAc (3 : 1) mixed solvent without requiring any catalysts or extensive prefunctionalization of reactants.

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Background: This study investigates the link between genetic variants associated with kidney function and immunoglobulin A (IgA) nephropathy (IgAN) progression.

Methods: We recruited 961 biopsy-proven IgAN patients and 651 non-IgAN end-stage renal disease (ESRD) patients from Ruijin Hospital. Clinical and renal pathological data were collected.

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  • The study investigates the antiviral properties of the herb Steud, traditionally used in Chinese medicine, focusing on its effectiveness against COVID-19, which has not been extensively studied.
  • Researchers successfully isolated nine new compounds from Steud, with one particular compound (Compound 1) showing significant antiviral activity by directly binding to the RNA-dependent RNA polymerase of the virus, crucial for its replication.
  • The findings enhance the understanding of the antiviral properties of Steud and suggest potential for using atisane-type diterpenoid compounds as new antiviral agents in the fight against COVID-19.
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  • Chronic cerebral hypoperfusion (CCH) leads to cognitive deficits and is characterized by white matter injury and inflammation, but its underlying mechanisms are not fully understood.
  • The study investigates Bruton's tyrosine kinase inhibition (BTKi) as a potential treatment for CCH, revealing that BTKi reduces microglial activation and inflammation, which are key contributors to CCH-related damage.
  • Results indicate that tolebrutinib (a BTK inhibitor) may improve cognitive function and reduce injury by shifting microglial activity toward anti-inflammatory responses, suggesting a new therapeutic approach for CCH-related conditions.
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