Publications by authors named "Xu R"

While substantial amounts of antibiotics and pesticides are applied to maintain orchard yields, their influence on the dissemination and risk of antibiotic resisitome in the orchard food chain remains poorly understood. In this study, we characterized the bacterial and fungal communities and differentiated both antibiotic resistance genes (ARGs) and virulence factor genes (VFGs) in the soil, Chinese bayberry (matured and fallen), and fruit fly gut, collected from five geographic locations. Our results showed that fruit fly guts and soils exhibit a higher abundance of ARGs and VFGs compared with bayberry fruits.

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Airway mucus hypersecretion, a crucial pathological feature of chronic obstructive pulmonary disease (COPD), contributes to the initiation, progression, and exacerbation of this disease. As a macromolecular mucin, the secretory behaviour of Mucin5AC (MUC5AC) is highly dependent on a series of modifying and folding processes that occur in the endoplasmic reticulum (ER). In this study, we focused on the ER quality control protein KDEL receptor (KDELR) and demonstrated that KDELR2 and MUC5AC were colocalized in the airway epithelium of COPD patients and COPD model rats.

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  • Peptide vaccines are effective for disease prevention but struggle with low immunogenicity and stability, necessitating better delivery methods.* -
  • A new method using a tobacco mosaic virus (TMV)-based peptide vaccine combined with dissolving microneedle (MN) patches enhances the immune response by promoting dendritic cell activation and immune cell infiltration.* -
  • Both subcutaneous injection and MN delivery of the TMV-PEP3 vaccine resulted in increased levels of anti-PEP3 IgG antibodies, indicating its potential as an effective and user-friendly vaccine option.*
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Background: In recent years, newly discovered potential biomarkers have great research potential in the diagnosis, disease activity prediction, and treatment of systemic lupus erythematosus (SLE).

Objective: In this study, a scoping review of potential biomarkers for SLE over several years has identified the extent to which studies on biomarkers for SLE have been conducted, the specificity, sensitivity, and diagnostic value of potential biomarkers of SLE, the research potential of these biomarkers in disease diagnosis, and activity detection is discussed.

Methods: In PubMed and Google Scholar databases, "SLE," "biomarkers," "predictor," "autoimmune diseases," "lupus nephritis," "neuropsychiatric SLE," "diagnosis," "monitoring," and "disease activity" were used as keywords to systematically search for SLE molecular biomarkers published from 2020 to 2024.

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Pheretima is a popular healthy food, but Pheretima and related foods have specific stenchy odor, especially after decocting or warm soaking, the odor is intense, resulting in nausea and vomiting. This indicates that the release of stenchy odor components is intensified when Pheretima was exposed to hot water. It is urgent to study the composition and release pattern of the stenchy odor components of Pheretima.

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Value co-creation can be defined as the joint benefit that is created by patients and medical service providers through the integration of their respective resources. Participation and interaction between doctors and patients can generate an outcome that benefits both sides. Relevant studies of value co-creation in the healthcare field are limited.

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Realizing magnetic skyrmions in two-dimensional (2D) van der Waals (vdW) ferromagnets offers unparalleled prospects for future spintronic applications. The room-temperature ferromagnet FeGaTe provides an ideal platform for tailoring these magnetic solitons. Here, skyrmions of distinct topological charges are artificially introduced and engineered by using magnetic force microscopy (MFM).

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  • Cryptosporidium parvum is a protozoan pathogen that can cause severe diarrhea and has 22 genes for proteases, suggesting they might have unique roles in the parasite's life cycle.
  • The researchers used CRISPR/Cas9 to knock out and analyze the INS15 and INS16 protease genes, examining their impacts on parasite growth and infection in cell cultures and animal models.
  • The study found that INS15 is critical for the late stages of C. parvum development, and its depletion leads to reduced parasite load and clinical symptoms in infected mice, highlighting its importance in the parasite's pathogenicity.
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Extracellular vesicles (EVs) are vesicle-like bodies with a double membrane structure that are released from the cell membrane or secreted by cells into the extracellular environment. These include exosomes, microvesicles, and apoptotic bodies. There is growing evidence indicating that the composition of liver cell contents changes following injury.

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Unsupervised Domain Adaptation aims to leverage a source domain with ample labeled data to tackle tasks on an unlabeled target domain. However, this poses a significant challenge, particularly in scenarios exhibiting significant disparities between the two domains. Prior methods often fall short in challenging domains due to the impact of incorrect pseudo-labeling noise and the limits of handcrafted domain alignment rules.

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Medium-chain carboxylic acids (MCCAs) show great promise as commercial chemicals due to their high energy density, significant product value, and wide range of applications. The production of MCCAs from waste biomass through coupling chain extension with anaerobic fermentation represents a new and innovative approach to biomass utilization. This review provides an overview of the principles of MCCAs production through coupled chain extension and anaerobic fermentation, as well as the extracellular electron transfer pathways and microbiological effects involved.

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Participating in the Janus kinase-signal transducer and activator of transcription (JAK-STAT) pathway, TYK2 emerges as a promising therapy target in controlling various autoimmune diseases, including psoriasis and multiple sclerosis. Deucravacitinib (DEU) is a novel oral TYK2-specific inhibitor approved in 2022 that is clinically effective in moderate to severe psoriasis trials. Upon the AlphaFold2 predicted TYK2 pseudokinase domain (JH2) and kinase domain (JH1), we explored the details of the underlined allosteric inhibition mechanism on TYK2 JH2-JH1 with the aid of molecular dynamics simulation.

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  • Motor imagery is a key method in brain-computer interfaces (BCI), particularly for helping disabled individuals control devices, but existing deep learning decoding techniques are limited by their inability to extract comprehensive information from EEG signals.
  • The proposed MSTFNet is a new deep learning architecture designed to enhance EEG classification of motor imagery by incorporating multiple modules for feature extraction and fusion, along with an effective data augmentation strategy.
  • Experimental results show that MSTFNet achieves higher classification accuracies (up to 89.26%) compared to existing approaches, demonstrating its effectiveness in decoding EEG data related to motor imagery tasks.
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In the field of Multi-Object Tracking (MOT), the incorporation of appearance cues into tracking-by-detection heuristic trackers using re-identification (ReID) features has posed limitations on its advancement. The existing ReID paradigm involves the extraction of coarse-grained object-level feature vectors from cropped objects at a fixed input size using a ReID model, and similarity computation through a simple normalized inner product. However, MOT requires fine-grained features from different object regions and more accurate similarity measurements to identify individuals, especially in the presence of occlusion.

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  • * It presents a case of a 70-year-old man who developed a secondary tumor post-lung surgery, which severely obstructed his airway and required emergency surgical intervention.
  • * The conclusion emphasizes the complexity of airway management for anesthesiologists in such cases, stressing the importance of monitoring oxygenation during the surgical process.
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Renal clear cell carcinoma (ccRCC) is a common parenchymal tumor of the kidney, and the discovery of biomarkers for early and effective diagnosis of ccRCC can improve the early diagnosis of patients and thus improve long-term survival. Erb-b2 receptor tyrosine kinase 2 (ERBB2) mediates the processes of cell proliferation, differentiation, and apoptosis inhibition. The purpose of this study was to investigate the diagnostic and prognostic role of ERBB2 in ccRCC.

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  • Scientists did a big survey with over 59,000 people from 63 countries to understand how people think about climate change!
  • They tested different ways to encourage people to believe in climate change and support actions to help the environment!
  • The study includes lots of information and data that can help others learn more about what influences people's actions on climate change around the world!
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Background: To investigate the protective effect of carvedilol against atherosclerosis by inhibiting the NLRP3 inflammasome.

Methods: In-vitro experiments, human umbilical vein endothelial cells (HUVEC) were divided into the control group, ox-LDL group, carvedilol 5 μM group, carvedilol 10 μM group, and carvedilol 20 μM group. The optimal concentration of carvedilol was determined using the CCK-8 method to assess cell proliferation levels and oil red O staining to observe intracellular lipid droplet formation.

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Lymphatic vessel regeneration is crucial for various tissue engineering strategies, particularly in resolving inflammation and restoring tissue homeostasis. In our study, we focused on investigating how hydrogel matrix stiffness influences lymphatic endothelial cells (LECs) in promoting lymphatic vessel regeneration. Gelatin methacrylate (GelMA) was chosen as our biomaterial due to its versatility in tissue engineering and biofabrication.

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Microbial secondary metabolites are a rich source for pharmaceutical discoveries and play crucial ecological functions. While tools exist to identify secondary metabolite clusters in genomes, precise sequence-to-function mapping remains challenging because neither function nor substrate specificity of biosynthesis enzymes can accurately be predicted. Here, we developed a knowledge-guided bioinformatic pipeline to solve these issues.

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Objective: To investigate the relationship between circulating receptor activator of nuclear factor-kappa B ligand (RANKL) levels and marrow adipose tissue in postmenopausal females.

Methods: A total of 164 postmenopausal females were included in the study. Serum levels of osteoprotegerin (OPG) and RANKL were measured using ELISA kits.

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Background: Mechanical thrombectomy (MT) is the treatment standard in eligible patients with acute ischemic stroke (AIS) secondary to large vessel occlusions (LVO). Studies have shown that good collateral status is a strong predictor of MT efficacy, thus making collateral status important to quickly assess. The Los Angeles Motor Scale is a clinically validated tool for identifying LVO in the field.

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Objective: Due to the low incidence of achondroplasia (Ach), there is a relative lack of research on the treatment and management of spinal complications of Ach. Characteristics and interventions for spinal complications in patients with Ach are in urgent need of investigation. This study aimed to summarize the common spinal complications in patients with Ach and the corresponding treatment strategies.

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  • Melanogenesis is the process of melanin production, essential for skin pigmentation, and its dysregulation can lead to issues like hyperpigmentation disorders.
  • A new extract, (1'S, 2'S)-syringyl glycerol 3'-O-β-D-glucopyranoside (compound 5), showed significant anti-melanogenic effects, reducing melanin synthesis by about 36% and tyrosinase activity by over 48%.
  • The study suggests that compound 5 influences key signaling pathways related to melanin production, making it a viable option for treating hyperpigmentation issues.
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