Publications by authors named "Weiling Li"

Objective: To investigate the effects of magnesium sulfate combined with labetalol treatment on vascular endothelial function and pregnancy outcomes in pregnant women with preeclampsia (PE).

Methods: In this retrospective study, clinical data was analyzed from 262 PE parturients who were treated in Xi'an High-Tech Hospital from January 2022 to February 2024. They were divided into the experimental group (138 cases) and the control group (124 cases) based on the treatment plan.

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It has been reported that severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection can result in long-term neurological symptoms such as cognitive dysfunction, however the specific mechanisms underlying this phenomenon remain unclear. Initially, we confirmed a reduction in the level of synaptic proteins in SH-SY5Y neurons following SARS-CoV-2 infection. SARS-CoV-2 Nsps are crucial for the efficient replication of the virus and play important roles in the interaction between virus and host cell.

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Accurate pneumoconiosis staging is key to early intervention and treatment planning for pneumoconiosis patients. The staging process relies on assessing the profusion level of small opacities, which are dispersed throughout the entire lung field and manifest as fine textures. While conventional convolutional neural networks (CNNs) have achieved significant success in tasks such as image classification and object recognition, they are less effective for classifying fine-grained medical images due to the need for global, orderless feature representation.

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Immune checkpoint inhibitors (ICIs) are crucial in cancer treatment, and the associated immune-related adverse events (irAEs) have garnered significant attention, yet reports on associated immune related gastritis are limited. The diagnosis of immune related gastritis remains predominantly exclusionary, meanwhile its management diverges significantly from that of conventional gastritis. Current guidelines lack standardized grading criteria, and substantial data from large-scale, tertiary clinical studies are absent, therefore we conducted a systematic review of Medline, Web of Science, and Embase databases, identifying 31 articles from 2017 to December 31, 2023, involving 258 patients.

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Objective: Fetal growth restriction (FGR) is a condition where fetuses fail to reach their genetic potential for growth, posing a significant health challenge for newborns. The aim of this research was to explore the efficacy of texture-based analysis of neurosonographic images in identifying FGR in fetuses, which may provide a promising tool for early assessment of FGR.

Methods: A retrospective analysis collected 100 intrauterine neurosonographic images from 50 FGR and 50 gestational age-appropriate fetuses.

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Immune-related adverse events (irAEs) impact outcomes, with most research focusing on early prediction (baseline data), rather than near-term prediction (one cycle before the occurrence of irAEs and the current cycle). We aimed to explore the near-term predictive value of neutrophil/lymphocyte ratio (NLR), platelet/lymphocyte ratio (PLR), absolute eosinophil count (AEC) for severe irAEs induced by PD-1 inhibitors. Data were collected from tumor patients treated with PD-1 inhibitors.

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Article Synopsis
  • The NSP14 protein of SARS-CoV-2 aids viral replication and boosts the host's immune system by enhancing the production of cytokines.
  • The study reveals that NSP14 activates the AP-1 pathway by increasing the phosphorylation of ERK, which then promotes AP-1 transcription.
  • NSP14 interacts with MEK, leading to increased levels of phosphorylated MEK, and the use of a MEK inhibitor partially blocks cytokine production, indicating a novel mechanism for NSP14's proinflammatory response.
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Colorectal cancer (CRC) ranks as the third most prevalent cancer globally. It's recognized that the molecular subtype of CRC, characterized by mismatch repair deficiency (dMMR) or microsatellite instability-high (MSI-H), plays a critical role in determining appropriate treatment strategies. This review examines the current molecular classifications, focusing on dMMR/MSI-H CRC and its subtypes: Lynch syndrome (LS), Lynch-like syndrome (LLS), and sporadic cases.

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  • Neurological disorders like Alzheimer's, Parkinson's, and stroke are becoming a significant global challenge due to an aging population, and current treatments are inadequate.
  • Recent research is exploring natural products as promising new drug strategies to treat these disorders, focusing on their pharmacological benefits and safety.
  • The review highlights evidence for the effectiveness of a specific natural product in alleviating neurological symptoms and discusses its safety, metabolism, and potential to interact with the gut-brain connection.
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We present ViPRA-Haplo, a de novo strain-specific assembly workflow for reconstructing viral haplotypes in a viral population from paired-end next generation sequencing (NGS) data. The proposed Viral Path Reconstruction Algorithm (ViPRA) generates a subset of paths from a De Bruijn graph of reads using the pairing information of reads. The paths generated by ViPRA are an over-estimation of the true contigs.

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Background & Aims: Epidemiologic studies have examined the association between dietary fatty acids and type 2 diabetes risk in general populations. Evidence regarding their associations with gestational diabetes mellitus (GDM) risk remains limited. This study aimed to evaluate prepregnancy fatty acids intake in relation to GDM risk.

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  • N6-methyladenosine (m6A) methylation impacts the replication of HIV-1 RNA and is altered in host RNA due to HIV-1 infection, although its broader implications are not fully understood.
  • The study utilized methylated RNA immunoprecipitation sequencing (MeRIP-seq) to analyze the m6A modifications in genes of human microglial HMC3 cells following HIV-1 infection, identifying various gene expression patterns.
  • Findings revealed that m6A modifications influenced important signaling pathways related to immune responses and neuroactivity, while confirming changes in gene expression levels and m6A methylation, which may help elucidate the cognitive disorders linked to HIV-1.
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High-dimensional and incomplete (HDI) data are frequently encountered in big date-related applications for describing restricted observed interactions among large node sets. How to perform accurate and efficient representation learning on such HDI data is a hot yet thorny issue. A latent factor (LF) model has proven to be efficient in addressing it.

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Article Synopsis
  • Autophagy is crucial for the interaction between viruses and host cells, and SARS-CoV-2 infection disrupts this process, though the exact mechanism remains unclear.
  • Researchers discovered that the Nsp8 protein from SARS-CoV-2 increases the number of autophagosomes by blocking their fusion with lysosomes, while also damaging mitochondria to trigger a type of autophagy called mitophagy.
  • The study shows that both parts of Nsp8 work together in this process, with the N-terminal helping it attach to mitochondria and the C-terminal promoting the autophagy, providing new insights that could lead to potential treatments for COVID-19.
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Background: Perivascular epithelioid cell neoplasm (PEComa) is a rare mesenchymal tumour. Due to its low incidence, a standard treatment regimen for PEComa has not yet been established. Radiotherapy has a synergistic effect with PD-1 inhibitors and GM-CSF.

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Cell entry of severe acute respiratory syndrome-coronavirus 2 (SARS-CoV-2) depends on specific host cell proteases, which are the key targets for preventing and treating viral infections. Herein, we describe miyabenol C and trans-ε-viniferin, two resveratrol oligomers that specifically inhibit SARS-CoV-2 entry by targeting host protease cathepsin L. Several cell-based assays were used to demonstrate the effect of resveratrol oligomers, and their target was identified via screening of antiviral targets.

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  • The study examines how oxidative stress affects pancreatic β-cells, which are crucial for insulin production in diabetes mellitus.
  • Researchers found that an ethyl-acetate fraction (EA) from cinnamon-cortex extract (CCE) is rich in flavonoids and helps protect these β-cells from oxidative stress without being toxic.
  • The findings indicate that EA not only reduces harmful reactive oxygen species (ROS) but also enhances insulin secretion and upregulates protective proteins, suggesting its potential use in diabetes treatment.
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MicroRNAs play an important role in the interaction between viruses and hosts. In this study, we found that the expression level of miR-33b-5p was markedly increased in human immunodeficiency virus type 1 (HIV-1)-infected cell lines and the serum of person with HIV-1. Further investigation revealed that the level of ATP-binding cassette transporter (), which transports cholesterol between intracellular and extracellular compartments to maintain cholesterol homeostasis, was reduced in HIV-1-infected target cells, as the target gene of miR-33b-5p.

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Inflammation caused by microglial activation is important in neurodegenerative diseases. In this research, we tried to identify safe and effective anti-neuroinflammatory agents by screening a natural compounds library and found that Ergosterol can inhibit the nuclear factor kappa-light-chain enhancer of the activated B cells (NF-κB) pathway induced by lipopolysaccharide (LPS) in microglia cells. Ergosterol has been reported to be an effective anti-inflammatory agent.

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Background: Ovarian cancer was one of the gynecological malignant tumors. Bunge (SMB) was a kind of herbal medicine with an antitumor effect. However, the inhibitory effect of SMB on ovarian cancer and its potential mechanism were still unclear.

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Background: Acute lymphoblastic leukemia (ALL) is a type of heterogeneous hematopoietic malignancy that accounts for approximately 20% of adult ALL. Although ALL complete remission (CR) rate has increased to 85-90% after induction chemotherapy, 40-50% of patients eventually relapsed. Therefore, it is necessary to improve the outcomes of ALL via accurate diagnosis and individualized treatments, which benefits in part from molecular biomarkers.

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Recently, the global incidence of gastric/gastroesophageal junction (G/GEJ) cancer has remained high. China is also a large country with a high gastric cancer (GC) incidence rate, where the cases of GC account for 40% of all cases worldwide. More than 90% of GEJ cancers are the adenocarcinoma pathological type.

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A 74-yr-old man underwent thoracic laparoscopy combined with radical gastrectomy, and the postoperative pathological diagnosis was esophageal and gastric cardia cancer pT3N1M0, pStage IIB. Immunohistochemical staining for HER2 (3+) and PD-L1 (<5%) was positive. Adjuvant chemotherapy was not performed because the patient developed severe thrombocytopenia (platelet counts <30 × 10/L), which was never cured throughout the reporting period.

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Penile cancer is a rare malignant disease. Paclitaxel combined with platinum is often used as a first-line chemotherapeutic regimen for late-stage penile cancer, and there is no standard second-line treatment. Clinical trials of immunotherapy for penile cancer are ongoing.

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