Publications by authors named "LiLi Ren"

The influenza A virus evades the host innate immune response to establish infection by inhibiting RIG-I activation through its nonstructural protein 1 (NS1). Here, we reported that receptor-transporting protein 4 (RTP4), an interferon-stimulated gene (ISG), targets NS1 to inhibit influenza A virus infection. Depletion of RTP4 significantly increased influenza A virus multiplication, while NS1-deficient viruses were unaffected.

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The Asian longhorned beetle, (Coleoptera: Cerambycidae: Lamiinae), is a serious pest of over 43 species of hardwood trees in North America, China and Europe. The development of an effective lure and trap for monitoring has been hindered by the fact that mate finding involves a rather complex series of behaviors and responses to several chemical (and visual), cues. Adults (female-biased) locate a tree via host kairomones.

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Background: Breast cancer (BC) is the most prevalent solid cancer affecting women's health globally. Matrine (MAT), a traditional Chinese herb, has exhibited antitumor effects against BC. However, its mechanism of action, particularly whether it involves the control of cell proliferation and epithelial-mesenchymal transition (EMT), remains unknown.

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Objective: To assess the available evidence of non-invasive or minimally invasive neuromodulation therapies in improving urodynamic outcomes, voiding diaries, and quality of life in patients with neurogenic lower urinary tract dysfunction (NLUTD) after spinal cord injury (SCI).

Data Sources: A comprehensive search of 10 databases from inception until August 30, 2023 was conducted.

Study Selection: Randomized controlled trials (RCTs) assessing the effects of conventional treatment (CT) and CT combined with sham stimulation (SS), transcranial magnetic stimulation (TMS), sacral nerve magnetic stimulation (SNMS), TMS+SNMS, sacral pulsed electromagnetic field therapy (SPEMFT), sacral transcutaneous electrical nerve stimulation (STENS), sacral dermatomal transcutaneous electrical nerve stimulation (SDTENS), bladder & sacral transcutaneous electrical nerve stimulation (B&STENS), transcutaneous tibial nerve stimulation (TTNS), transcutaneous electrical acupoint stimulation (TEAS), pelvic floor electrical stimulation (PFES), or pelvic floor biofeedback therapy (PFBFBT) on postvoid residual volume (PVR), maximum cystometric capacity (MCC), number of voids per 24 h (V24), mean urine volume per micturition, (MUV), maximum urinary flow rate (Qmax), maximum detrusor pressure (MDP), maximum voiding volume (MVV), number of leakages per 24 h (L24), lower urinary tract symptoms (LUTS) score, and spinal cord injury-quality of life (SCI-QoL)score in patients with NLUTD after SCI were included.

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Objective: This study aimed to develop and evaluate a novel software tool for robust analysis of the Visually Enhanced Vestibular-Ocular Reflex (VVOR) and video head impulse test (vHIT) saccades.

Methods: A retrospective study was conducted on 94 patients with Meniere's Disease (MD), unilateral vestibular hypofunction (UVH), and vestibular migraine (VM). The MATLAB-based VVOR Analysis System and Saccades All in One software were utilized for data processing.

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Article Synopsis
  • Plant-derived nanovesicles (PDNVs) and extracellular vesicles (EVs) are gaining attention for their unique properties and potential use in medicine, particularly from the plant Pinellia ternata, which has notable pharmacological benefits.
  • The study utilized a Temporary Immersion Bioreactor System (TIBS) to improve the consistency and yield of PDNVs and EVs, with effective isolation techniques like ultra-high-speed differential centrifugation.
  • Metabolomics analysis identified 1,072 metabolites in PDNVs and EVs, revealing key metabolic differences between them and highlighting the reliability of TIBS in producing these vesicles for potential nanodrug development.
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Background: Tuberculosis is a chronic infectious disease and an important public health problem. Despite progress in controlling tuberculosis, the incidence of tuberculosis in China is still very high, with 895000 new cases annually. This case report describes the investigation of a case of severe disseminated tuberculosis in a young adult with normal immune function, conducted to ascertain why a () strain caused such severe disease.

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L. can attract adult Asian longhorned beetle (ALB), (Motschulsky), and kill their offspring by gum secretion in oviposition scars. This plant has the potential to be used as a dead-end trap tree for ALB management.

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Respiratory syncytial virus (RSV) causes lower respiratory tract infections in infants and young children, leading to a pathogenesis-associated imbalance in CD4 T-cell subsets and monocyte subsets. To investigate whether RSV affects the imbalance of CD4 T-cells through monocytes, we examined the effects of the RSV-infected monocyte subset on CD4 T-cell subsets, namely, Th1, Th2, Th17, and regulatory T (Treg) subsets, on proliferation and identified key monocyte-derived cytokines. We found that RSV efficiently infects CD16 monocytes, but not CD16 monocytes, cocultures of CD4 T-cells with RSV-infected CD16 monocytes, inhibits Treg cell proliferation and increases Th2 cell frequency, suggesting that RSV causes an imbalance in the CD4 T-cell subset by primarily infecting CD16 monocytes.

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In this research, a variety of novel amphetamine derivatives were synthesized and assessed for their potential as multifaceted antidepressant agents. Among these compounds, compound demonstrated potent inhibitory effects on both serotonin and noradrenaline transporters (SERT/NET) and high affinity for histamine H receptor (HR), and displayed low affinity for off-target receptors (H1, α1) and hERG channels, which can reduce the prolongation of the QT interval. Molecular docking studies offered a rational binding model of compound when it forms a complex with SERT, NET, and the histamine H receptor.

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Article Synopsis
  • The emerald ash borer (EAB) is a serious global pest, and accurately detecting it is essential for effective management, but traditional methods are often insufficient for large-scale monitoring.!* -
  • Research reveals that differences in Leaf Area Index (LAI) and leaf sizes due to EAB infestation become significant in July, with detection accuracy rising from 88.57% before July to 100% after.!* -
  • The optimal time for monitoring EAB is highlighted, suggesting field surveys should occur from May to November and remote sensing from August to October, improving detection and management strategies.!*
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HER2 antagonists remain the cornerstone of therapy for patients with HER2-positive breast cancer. This study introduces a novel small-molecule inhibitor of DNA methyltransferase 1 (DNMT-1), referred to as DI-1, designed to synergize with HER2 antagonists in treating HER2-positive breast cancer cells. Clinical data reveal a negative correlation between DNMT-1 expression and PTEN levels, and a positive correlation with the methylation rates of PTEN's promoter.

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Intelligent packaging film has received more and more attention because it can help consumers obtain more intuitive information about the packaging, provide better preservation and advanced convenience. In this study, black rice anthocyanin (BRA) was added into composite film formed by starch (S) and esterified starch (ES). As the BRA content increased, the thickness and the total color difference of the S/ES-BRA film increased.

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Respiratory syncytial virus (RSV) is an enveloped, negative-sense, single-stranded RNA virus of the Orthopneumovirus  genus of the Pneumoviridae family in the order Mononegavirales. RSV can cause acute upper and lower respiratory tract infections, sometimes with extrapulmonary complications. The disease burden of RSV infection is enormous, mainly affecting infants and older adults aged 75 years or above.

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The Hylurgini tribe (Coleoptera: Curculionidae: Scolytinae) comprises commercially significant bark beetles, including invasive species within the genera Dendroctonus and Hylurgus. These invasive species coexist with native Tomicus species of Hylurgini and cooperatively infest host trees in China. However, we lack sufficient mitochondrial genome data of Hylurgini to conduct phylogenetic studies, clarify the phylogenetic relationships of the above species, and improve the understanding of niche divergence and common hazards.

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Medical image segmentation is a critical task used to accurately extract regions of interest and pathological areas from medical images. In recent years, significant progress has been made in the field of medical image segmentation using deep learning and neural networks. However, existing methods still have limitations in terms of fusing local features and global contextual information due to the complex variations and irregular shapes of medical images.

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Integrating abundant dual sites of hydrazine oxidation reaction (HzOR) and hydrogen evolution reaction (HER) into one catalyst is extremely urgent toward energy-saving H production. Herein, CoSe-NiSe heterostructure coupling with TiCT MXene (CoSe-NiSe/MXene) is fabricated on nickel foam (NF) to enhance the catalytic performance. The heterogeneous CoSe-NiSe and MXene coupling effect can change the coordination of Ni and Co, resulting in adjusted interfacial electronic field and enhanced electron transfer from NiSe to CoSe especially near MXene surface.

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Carbon nanodots (CNDs) exhibiting concentration dependent properties have been synthesized through a one-pot hydrothermal reaction process utilizing diethylenetriamine and l-aspartic acid. At solid-state or high concentrations, the CNDs display excitation-wavelength independent fluorescence (FL) emissions, while at low concentrations, they exhibit excitation-wavelength dependent FL emissions. Detailed characterization of the structure and optical properties reveals that the concentration dependent FL properties can be ascribed to the intrinsic-state luminescence of the CNDs at low concentrations and the assembled-state luminescence at solid-state/high concentrations.

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Unlabelled: Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) targets epithelial cells in the respiratory tract, triggering an acute proinflammatory response and chronic lung inflammation. Probiotic supplementation has shown promise in reducing the nasopharyngeal SARS-CoV-2 viral load, diminishing symptom frequency and duration, and mitigating inflammation; thus, it is a potential strategy for treating coronavirus disease 2019 (COVID-19), which is caused by SARS-CoV-2 infection. In this study, we evaluated the effects of the oral administration of the GUANKE strain, a gram-positive bacterium originally isolated from a healthy individual, on SARS-CoV-2 infection in a human ACE2 transgenic mouse model.

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Extracellular vesicles (EVs) play an important role in normal life activities and disease treatment. In recent years, there have been abundant relevant studies focusing on EVs for cancer therapy and showing good performance on tumor inhibition. To enhance the effectiveness of EVs, EV analogs have been developed.

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Article Synopsis
  • This study focuses on a new series of arylpropylamine compounds designed as potential multi-target antidepressants, with a highlight on compound (R)-13j.
  • Compound (R)-13j showed strong inhibition of serotonin and noradrenaline transporters while having low affinity for certain receptors, potentially minimizing side effects.
  • In animal tests, (R)-13j significantly reduced signs of depression compared to duloxetine, demonstrating a favorable safety and effectiveness profile, suggesting it could be a promising new treatment for depression.
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Article Synopsis
  • The study explores challenges in microbial fermentation, highlighting stress factors like temperature and toxic byproducts that hinder efficient compound synthesis in cell factories.
  • Researchers engineered the yeast Kluyveromyces marxianus by modifying ergosterol synthesis genes, resulting in improved tolerance to heat, acidity, and osmotic pressure.
  • The modified strain, YZB453, achieved high xylitol production rates using corncob hydrolysate, demonstrating a cost-saving method for fermentation at elevated temperatures.
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The Russian olive (), which functions as a "dead-end trap tree" for the Asian long-horned beetle () in mixed plantations, can successfully attract Asian long-horned beetles for oviposition and subsequently kill the eggs by gum. This study aimed to investigate gum secretion differences by comparing molecular and metabolic features across three conditions-an oviposition scar, a mechanical scar, and a healthy branch-using high-performance liquid chromatography and high-throughput RNA sequencing methods. Our findings indicated that the gum mass secreted by an oviposition scar was 1.

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Background: Ischemic stroke leads a primary cause of mortality in human diseases, with a high disability rate worldwide. This study aims to investigate the function of β-1,4-galactosyltransferase 1 (B4galt1) in mouse brain ischemia/reperfusion (I/R) injury.

Methods: Recombinant human B4galt1 (rh-B4galt1) was intranasally administered to the mice model of middle cerebral artery occlusion (MCAO)/reperfusion.

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Background: The impact of corticosteroids on humoral responses in coronavirus disease 2019 (COVID-19) survivors during the acute phase and subsequent 6-month period remains unknown. This study aimed to determine how the use of corticosteroids influences the initiation and duration of humoral responses in COVID-19 survivors 6 months after infection onset.

Methods: We used kinetic antibody data from the lopinavir-ritonavir trial conducted at Jin Yin-Tan Hospital in January 2020, which involved adults hospitalized with severe COVID-19 (LOTUS, ChiCTR2000029308).

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