Publications by authors named "Wang Meiling"

Background: The tomato russet mite (TRM), Aculops lycopersici, is a strictly herbivorous and economically significant pest that infests Solanaceae plants, but its host suitability varies, showing high performance on tomatoes. Although symbiotic bacteria have been suggested to play crucial roles in the host adaptation of herbivores, their effects on TRM remain unclear.

Results: In this study, using next generation high-throughput sequencing of the bacterial 16S rRNA data, we identified the bacterial diversity and community composition of TRM feeding on tomato, eggplant, and chili.

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In this work, we successfully synthesized eight distinct compounds, comprising four chiral menthylamines and related derivatives. We evaluated their cytotoxic potential against a panel of human cancer cell lines, including human colon cancer HCT-116 cells, human esophageal squamous KYSE-150 cells, human breast cancer MCF-7 cells, and human glioma U87 cells. The U87 cells were chosen for a more in-depth investigation of their anti-tumor efficacy.

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  • Ordered intermetallic Platinum-Zinc (PtZn) shows promise for hydrogen evolution reaction (HER) but struggles with activity due to zinc's H-repulsion properties.
  • Researchers created I-PtZn@NPC nanoparticles using a confinement-high-temperature pyrolysis strategy, which introduces local disorder that enhances HER performance by allowing for faster hydrogen migration.
  • The modified material demonstrated impressive results, with a very low overpotential compared to commercial platinum catalysts, and successfully operated in a proton exchange membrane electrolyzer for extended periods.
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Hepatocellular carcinoma (HCC) is a major cause of cancer-related deaths worldwide. Chemotherapy using cisplatin, a drug that damages deoxyribonucleic acid (DNA), is not very effective in treating HCC due to its side effects and drug resistance. Manganese (Mn), a trace element, has been shown to enhance immune responses, but its ability to improve cisplatin-induced antitumor immunity in HCC remains unclear.

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  • Myocardial injuries, like heart attacks, spark complex biological responses and involve the epicardium, which is important for heart repair due to its regenerative abilities.
  • This review investigates how the epicardium activates after injury, covering key processes like cell transformation, growth, and movement.
  • It highlights the epicardium's crucial role in healing the heart and suggests that understanding these mechanisms could lead to new treatments for heart disease and improve recovery outcomes.
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Background: Aside from the canonical role of PDL1 as a tumour surface-expressed immune checkpoint molecule, tumour-intrinsic PDL1 signals regulate non-canonical immunopathological pathways mediating treatment resistance whose significance, mechanisms, and therapeutic targeting remain incompletely understood. Recent reports implicate tumour-intrinsic PDL1 signals in the DNA damage response (DDR), including promoting homologous recombination DNA damage repair and mRNA stability of DDR proteins, but many mechanistic details remain undefined.

Methods: We genetically depleted PDL1 from transplantable mouse and human cancer cell lines to understand consequences of tumour-intrinsic PDL1 signals in the DNA damage response.

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  • - The study focuses on the Lepidoptera pest Denis Schiffermuller, which harms Pinaceae plants, and analyzes the midgut transcriptome of larvae infected with strain 2913 over various time intervals, identifying 7497 differentially expressed genes (DEGs) related to the infection.
  • - Among these DEGs, several genes linked to toxin activation, receptor proteins for insecticidal proteins, and metabolic detoxification were highlighted, suggesting a complex response mechanism in the larvae to counteract infection over time.
  • - The research indicates that enzymes like trypsin and chymotrypsin play roles in activating and degrading toxins, while certain protein expressions may either enhance or weaken the larvae's resistance to the pest strain
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Objective: To investigate the current situation and influencing factors of postoperative nausea and vomiting (PONV) in lung cancer patients undergoing thoracoscopic surgery under general anesthesia, providing a reference for developing targeted PONV prevention and management strategies.

Methods: Using a consecutive sampling method, 200 lung cancer patients who underwent their first thoracoscopic surgery under general anesthesia between November 18, 2021, and March 1, 2022, at a tertiary class A cancer hospital in Liaoning Province, China, were selected. The occurrence of PONV within 24 h post-operation was assessed using WHO Postoperative Nausea and Vomiting Rating Criteria.

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There is an urgent need for novel strategies to accurately and reliably detect pathogenic bacteria to address the global epidemic of antibiotic resistance. This study proposes an innovative approach combining dual aptamer-based target recognition and proximity ligation assay (PLA) triggered DNAzyme recycling cleavage. This method allows for the precise identification and reliable detection of methicillin-resistant Staphylococcus aureus (MRSA).

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Electrosynthesis of multicarbon products, such as CH, from CO reduction on copper (Cu) catalysts holds promise for achieving carbon neutrality. However, maintaining a steady high current-level CH electrosynthesis still encounters challenges, arising from unstable alkalinity and carbonate precipitation caused by undesired ion migration at the cathode under a repulsive electric field. To address these issues, we propose a universal "charge release" concept by incorporating tiny amounts of an oppositely charged anionic ionomer (e.

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  • BRCA1 is a special protein that helps prevent cancer by working with another protein called BARD1 to attach something called ubiquitin to other proteins.
  • This process helps scientists study how BRCA1-BARD1 and its different versions work by looking at how they attach ubiquitin to histone proteins in DNA.
  • The document provides a step-by-step guide on how to isolate DNA, create nucleosome particles, and observe the process of adding ubiquitin in a lab setting.
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  • Shugan Yipi Granule is a traditional Chinese medicine used for treating non-alcoholic fatty liver disease (NAFLD), but the mechanism behind its effectiveness is not fully understood.
  • This study uses network pharmacology and liquid chromatography-mass spectrometry (LC-MS) to identify active components, like quercetin and kaempferol, and their effects on metabolic pathways related to NAFLD.
  • Findings indicate that quercetin and kaempferol help reduce lipid deposition and triglyceride levels in liver cells by inhibiting fatty acid uptake, with the PI3K/Akt signaling pathway being the most relevant in their action against NAFLD.
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  • Tumor suppressor genes help keep our bodies healthy, and when they don't work right, it can lead to diseases like cancer.
  • Researchers discovered a protein complex called Hyd-Lin that helps get rid of a harmful protein called Bowl, which can cause problems if it builds up.
  • They also found that a different protein can stop Hyd-Lin from working, leading to too much Bowl and tissue overgrowth, showing how important these proteins are in preventing cancer.
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Exopolysaccharides (EPSs) are carbohydrate polymers that are synthesized and secreted into the extracellular during the growth of microorganisms. (Bt) is a type of entomopathogenic bacterium, that produces various insecticidal proteins and EPSs. In our previous study, the EPSs produced by Bt strains were first found to enhance the toxicity of insecticidal crystal proteins against .

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In this work, N-doped and oxygen vacancy-rich NiCoO/NiO/CoOcomposites are synthesized by the direct calcination method. Noticeably, by changing the additive concentrations of urea dissolved in DMF (N-N dimethylformamide), the electromagnetic wave (EMW) absorption abilities of NiCoO/NiO/CoOcomposite effectively. A maximum reflection loss (RL) value at 12.

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Studies have shown that vascular dysfunction is closely related to the pathogenesis of Alzheimer's disease. The middle temporal gyrus region of the brain is susceptible to pronounced impairment in Alzheimer's disease. Identification of the molecules involved in vascular aberrance of the middle temporal gyrus would support elucidation of the mechanisms underlying Alzheimer's disease and discovery of novel targets for intervention.

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Background: Precancerous Lesions of Gastric Cancer (PLGC) are critical in the secondary prevention of gastric cancer. Despite the notable effects of natural products on PLGC, the specific mechanisms by which compounds, like 6-gingerol, influence these lesions are not fully understood.

Aims: This study aimed to confirm the effect and mechanism of 6-gingerol in the treatment of precancerous lesions of gastric cancer (PLGC).

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  • There are more and more people around the world who are overweight, and it's important to find safe ways for them to lose weight.
  • A special Chinese medicine called Lingguizhugan De-coction (LGZGD) seems to help with weight loss, but scientists want to know exactly how it works in our bodies.
  • In a study with mice, LGZGD helped them lose weight and changed their gut bacteria. It also affected certain substances in their bodies that help with energy and fat.
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  • Scientists created a special computer program, called a nomogram, to help predict if patients with a type of lung cancer have a specific gene change called EGFR mutation.
  • They studied 438 patients who had surgery and checked their gene tests to find patterns in CT images of their tumors.
  • The nomogram turned out to be really good at predicting the gene status and was more helpful than other methods, which can aid doctors in deciding the best treatment for patients.
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Herein, in order to extract Ga from acid fly ash leaching, we propose a functionalized TiCT-based MXene composite aerogel adsorbent for Ga adsorption. The prepared physicochemical dual-crosslinking network aerogel MPHG-40 possesses good Ga adsorption performance (132.52 mg g) at the pH of 3 and Ga initial concentration of 50 mg L within 6 h.

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  • STIL is a protein that helps cells divide and may play a key role in triple-negative breast cancer, although its exact effects are still being studied.
  • Researchers found that STIL levels are higher in breast cancer tissues compared to normal ones, and changes in STIL levels can affect cancer cell growth and movement.
  • The study shows that STIL works with another protein, KLF16, to control a protein called FANCD2 that is important for cancer progression, suggesting that STIL could be used as a new target for breast cancer treatments.
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The mass proliferation of seed cells and imitation of meat structures remain challenging for cell-cultured meat production. With excellent biocompatibility, high water content and porosity, hydrogels are frequently-studied materials for anchorage-dependent cell scaffolds in biotechnology applications. Herein, a scaffold based on gelatin/alginate/ε-Poly-l-lysine (GAL) hydrogel is developed for skeletal muscle cells, which has a great prospect in cell-cultured meat production.

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Electroreduction of CO in highly acidic environments holds promise for enhancing CO utilization efficiency. Due to the HER interference and structural instability, however, challenges in improving the selectivity and stability toward multicarbon (C) products remain. In this study, we proposed an "armor protection" strategy involving the deposition of ultrathin, hydrophobic SiO onto the Cu surface (Cu/SiO) through a simple one-step hydrolysis.

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  • Researchers developed an AI model to differentiate between benign and malignant vocal fold leukoplakia (VFL) using white light and narrow-band imaging.
  • The study utilized a large dataset of images and videos for training and validation, achieving high accuracy rates in distinguishing VFL types.
  • The AI improved diagnostic performance among laryngologists, especially benefiting those with less experience; however, further refinements and testing are needed for clinical use.
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