Publications by authors named "Qing Lv"

(CM), renowned for its diverse and vibrant varieties, holds significant ornamental and medicinal value. Despite this, the core regulatory mechanisms underlying its coloration, especially in non-petal tissues (i.e.

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Accurate analysis of urinary creatinine levels is of great clinical significance. Non-enzymatic creatinine sensing systems (NECSs) have gained growing development because of higher stability and lower cost compared to enzymatic sensing systems. At present, there is a demand for simple approaches to develop NECSs with high sensitivity.

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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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The composition of the gut microbiome differs from that of healthy individuals and is closely linked to the progression and development of breast cancer. Recent studies have increasingly examined the relationship between microbial communities and breast cancer. This study analyzed the research landscape of microbiome and breast cancer, focusing on 736 qualified publications from the Web of Science Core Collection (WoSCC).

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Hydrogen sulfide (HS) shows promise in treating myocardial ischemia-reperfusion injury (MIRI), but the challenge of controlled and sustained release hinders its clinical utility. In this study, we developed a platelet membrane-encapsulated mesoporous silica nanoparticle loaded with the HS donor diallyl trisulfide (PM-MSN-DATS). PM-MSN-DATS demonstrated optimal encapsulation efficiency and drug-loading content.

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Given the widespread use of play mats and their close contact with children, it is crucial to identify potential chemical hazards associated with these products. In this study, 34 play mats, comprising four materials (3 EPE, 15 XPE, 5 PVC, 11 EVA), were subjected to non-targeted screening based on headspace gas chromatography-Orbitrap high-resolution mass spectrometry (HS-GC-Orbitrap HRMS), which screened out 71 volatile substances. The 20 significantly different substances were recognized by partial least squares discriminant analysis (PLS-DA), while the characteristic substances in each type of play mat were determined through clustering heat map and Venn diagram.

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Mitral regurgitation is the second most prevalent valvular disease, with primary mitral regurgitation (PMR) accounting for 61%-67% of cases. Chronic PMR can result in progressive left ventricular remodeling and dysfunction, ultimately leading to heart failure or other adverse cardiac events. This, in turn, necessitates frequent referrals, hospitalizations, and cardiac surgeries.

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Background: The prediction of ISLN pCR after neoadjuvant chemotherapy (NAC) based on inflammatory markers and its prognostic value have rarely been investigated.

Methods: Patients diagnosed with ISLN-involved breast cancer who received NAC in West China Hospital between September 2009 and December 2020 were enrolled in the derivation cohort for model construction and survival analysis, and patients with the same criteria between January 2021 and July 2024 were involved in validation cohort for external validation. After randomly dividing patients into training and testing groups at 7:3 ratio, a nomogram predicting ISLN pCR was constructed based on logistic regression in training group.

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Breast cancer is the most common cancer diagnosed and the second leading cause of death of cancer among women in the world, due to inappropriate diagnosis and choice of therapeutic approach. The molecular profiles of breast cancers may switch among subtypes during treatments, leading to a phenotype such as triple negative breast cancers (TNBCs) that is more difficult to treat. Cold atmospheric plasma (CAP) has been demonstrated by many studies on its efficacy in arresting the malignancies of multiple cancer types including TNBCs that lack surface receptor expression and are thus the most difficult to treat among breast cancers.

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  • - The guideline aims to assist in choosing biomarkers for diagnosing and evaluating patients with axial spondyloarthritis (axSpA) through a collaboration of experts and evidence-based strategies.
  • - A total of 20 recommendations were made, including strong suggestions for HLA-B27 testing and regular monitoring of CRP/ESR, while others focused on potential biomarkers for various clinical purposes.
  • - The guideline emphasizes that healthcare professionals should consider costs, accessibility, and patient preferences when selecting tests, and it provides a toolkit of endorsed biomarkers for better clinical decision-making.
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Background: Systemic lupus erythematosus (SLE) is linked to host gut dysbiosis. Here we performed faecal gut microbiome sequencing to investigate SLE-pathogenic gut microbes and their potential mechanisms.

Methods: There were 134 healthy controls (HCs) and 114 SLE cases for 16 S ribosomal RNA (rRNA) sequencing and 97 HCs and 124 SLE cases for shotgun metagenomics.

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Background: Chronic ethanol exposure (CEE) is recognized as an important risk factor for depression, and the gut-brain axis has emerged as a key mechanism underlying chronic ethanol exposure-induced anxiety and depression-like behaviors. Short-chain fatty acids (SCFAs), which are the key metabolites generated by gut microbiota from insoluble dietary fiber, exert protective roles on the central nervous system, including the reduction of neuroinflammation. However, the link between gut microbial disturbances caused by chronic ethanol exposure, production of SCFAs, and anxiety and depression-like behaviors remains unclear.

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Background: In the face of family stress and emerging family problems, the transactional model of stress and coping provides new perspectives for solving stress problems in the family. This study integrates it with the common fate model to reveal new paths for coping with educational anxiety problems from the level of parent-child dichotomous interaction in the family environment, aiming to provide some theoretical and practical support for alleviating parents' education anxiety.

Methods: This study used a combination of interviews and questionnaires to stratify students and their parents from a public junior high school in Jinan City to participate in the study.

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Ethnopharmacological Relevance: Panax notoginseng saponin (PNS) has a variety of biological activities, such as improvement of myocardial ischemia, improvement of learning and memory, hypolipidemia, and immunomodulation. However, its protective mechanism on the central nervous system (CNS) is not clear.

Aim Of The Study: The present study initially evaluated the possible mechanism of PNS to improve cognitive dysfunction due to chronic sleep deprivation (CSD).

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  • This study examines how immune cell types in the blood of ankylosing spondylitis (AS) patients change when they also have colitis or terminal ileitis, aiming to establish links between these immune changes and gut inflammation for better early detection.
  • In a sample of 50 AS patients undergoing colonoscopy, flow cytometry was used to identify variations in lymphocyte subsets, revealing significant increases in total T cells and exhausted CD4 T cells in those with colorectal inflammation, while terminal ileitis patients showed an increase in total and switched B cells.
  • The research suggests differing immune responses depending on the type of gut inflammation in AS, indicating that these patterns could be useful for early diagnosis and potential treatments for affected patients.
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Objective: To delve deeper into the study of degenerative diseases, it becomes imperative to investigate whether deep-learning reconstruction (DLR) can improve the evaluation of white matter hyperintensity (WMH) on 3.0T scanners, and compare its lesion detection capabilities with conventional reconstruction (CR).

Methods: A total of 131 participants (mean age, 46 years ±17; 46 men) were included in the study.

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  • * Researchers analyzed 207 T2DM patients, categorizing them into controlled and uncontrolled based on their glycated hemoglobin (HbA1c) levels, and found that both groups showed reduced RV function compared to individuals with normal glucose levels.
  • * The uncontrolled T2DM group exhibited more significant RV dysfunction, with higher pulmonary artery pressure and a greater incidence of RV issues, highlighting the importance of managing blood sugar levels for heart health in diabetes patients.
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Lithium metal batteries have garnered significant attention due to their high energy density and broad application prospects. However, the practical use of traditional liquid electrolytes is constrained by safety and stability challenges. In the exploration of novel electrolytes, solid-state electrolyte materials have emerged as a focal point.

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Background And Aims: Transcatheter tricuspid valve replacement (TTVR) has recently emerged as a novel therapeutic approach for managing severe tricuspid regurgitation (TR). However, surgical tricuspid valve replacement (STVR) continues to be the predominant treatment modality. There are limited comparative data on both procedures.

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Sleep deprivation (SD) is commonplace in today's fast-paced society. SD is a severe public health problem globally since it may cause cognitive decline and even neurodegenerative disorders like Alzheimer's disease. Melatonin (MT) is a natural chemical secreted by the pineal gland with neuroprotective effects.

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Background: Due to insufficient near-field resolution and artifacts, it is challenging to evaluate the left ventricular apical perfusion with phased-array probes. By combining high-frequency linear probe and contrast-enhanced ultrasound (CEUS), imaging of apical myocardial perfusion could be improved. The study aims to evaluate the preliminary application of CEUS by high-frequency linear probes to assess the apical perfusion.

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Endomucin (MUC14), encoded by EMCN gene, is an O-glycosylated transmembrane mucin that is mainly found in venous endothelial cells (ECs) and highly expressed in type H vessels of bone tissue. Its main biological functions include promoting endothelial generation and migration through the vascular endothelial growth factor (VEGF) signaling pathway and inhibiting the adhesion of inflammatory cells to ECs. In addition, it induces angiogenesis and promotes bone formation.

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Background: Left atrioventricular valvular regurgitation (LAVVR) recurrence after partial and transitional atrioventricular septal defect (AVSD) repair is the main risk factor associated with reoperation or mortality. The purpose of this study was to identify risk factors associated with the recurrence of LAVVR after surgical repair of transitional and partial AVSD at a single institution.

Methods: A hundred and fifty-seven patients who underwent anatomical repair for partial and transitional AVSD from January 2013 to December 2021 were included in our institutional database.

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Teether is a special toy used for infants oral contact. In this paper, a residual and migration detection method was developed using gas chromatography-tandem mass spectrometry for 20 screened hazardous substances in teethers. Fifteen substances were detected in 59 samples, with residual amounts and detection rates ranging from 0.

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Synopsis of recent research by authors named "Qing Lv"

  • - Recent research by Qing Lv has focused on the intersection of psychological, physiological, and biochemical aspects of health, evidenced by articles examining educational anxiety in parents, cognitive impairment due to sleep deprivation, immune cell changes in ankylosing spondylitis, and the role of endomucin in vascular and bone diseases.
  • - A notable contribution includes the investigation of Panax notoginseng saponins' protective mechanisms against cognitive dysfunction caused by chronic sleep deprivation, combining metabolomics and network pharmacology approaches for insights into CNS health.
  • - Additionally, research on advancements in medical imaging and techniques, such as the evaluation of myocardial perfusion using contrast-enhanced ultrasound and the effectiveness of deep learning-based reconstructions in MRI, highlights a commitment to improving diagnostic methods within clinical settings.