Publications by authors named "Yuhan Chen"

The Xyloglucan endotransglucosylase/hydrolase (XTH) family, a group of cell wall-modifying enzymes, plays crucial roles in plant growth, development, and stress adaptation. The quality and yield of Chinese jujube () fruit are significantly impacted by environmental stresses, including excessive salinity, drought, freezing, and disease. However, there has been no report of the XTH encoding genes present in the Chinese jujube genome and their response transcription level under various stresses.

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  • The study explores how membrane stiffness affects cell behavior and examines the physical properties of membranes in a lab setting.
  • Researchers introduced magnetic nanoparticles into breast cancer cells and used magnetic fields to see if they could damage the endosomal membrane.
  • Findings show that applying a strong static magnetic field can induce membrane damage in early endosomes, particularly when using a magnetic field strength of 100 mT for five minutes, highlighting the potential for controlled damage with magnetic fields.
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We conducted a systematic review and meta-analysis to evaluate the outcomes of Allogeneic hematopoietic stem cell transplantation (Allo-HSCT) in the treatment of Shwachman-Diamond syndrome (SDS). A literature search was performed on PubMed, Embase, and Web of Science. After screening 397 articles, 10 studies were included.

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Our understanding of how visual cortex neural processes mature during infancy and toddlerhood is limited. Using magnetoencephalography (MEG), the present study investigated the development of visual evoked responses (VERs) in cross-sectional and longitudinal samples of infants and toddlers 2 months to 3 years. Brain space analyses focused on N1m and P1m latency, as well as N1m-to-P1m amplitude.

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  • The study investigates the effects of Tongfu Xiefei Guanchang Solution (TFXF) on acute lung injury (ALI) in rats, focusing on improving intestinal health through a specific signaling pathway.
  • Sixty SPF-grade Wistar rats are divided into groups receiving different treatments, including control, LPS, dexamethasone, and various doses of TFXF, with ALI induced by LPS injection.
  • Results demonstrate that TFXF treatment improves lung and colon tissue conditions by reducing inflammation markers like TNF-α and IL-1β and positively altering intestinal flora composition.
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Acetyl coenzyme A (acetyl-CoA), a versatile central metabolite, plays a critical role in various metabolic processes and protein acetylation. While its impact on tumor cell properties is well established, the connection between acetyl-CoA metabolism and immune evasion in tumors remains unclear. Here, we uncover a mechanism by which nucleo-cytosolic acetyl-CoA contributes to immune evasion through regulation of programmed death ligand 1 (PD-L1).

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Objective: Previous studies have shown that the incidence of peptic ulcer disease (PUD) exhibits seasonal variations. This study aimed to investigate the seasonal variation in PUD incidence in Taiwan, which spans both tropical and subtropical regions, using a nationwide database.

Methods: A cross-sectional study was conducted using real-world claims data from Taiwan, which includes a representative sample of 2 million individuals.

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  • The study investigated the potential of the abnormal glycan structure Siaα-2,6Gal for diagnosing lung cancer early and differentiating it from other conditions.
  • Clinical data and serum samples were analyzed from 730 lung cancer patients and 120 healthy individuals, measuring various serum markers including Siaα-2,6Gal and traditional tumor markers.
  • Results showed that Siaα-2,6Gal levels were significantly higher in lung cancer patients, especially in early-stage cases, indicating it may serve as a more effective biomarker than traditional tests for diagnosing lung cancer.*
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Background: Autologous hematopoietic stem cell transplantation (ASCT) has emerged as a cornerstone in multiple myeloma (MM) management, offering the prospect of prolonged disease control. However, the induction chemotherapy drugs required prior to ASCT carry cardiovascular toxicity (CVT), potentially leading to a range of cardiovascular complications.

Methods And Results: This retrospective observational study, conducted at Guangdong Provincial People's Hospital from January 2020 to December 2023, analyzed 47 of the initial 173 patients who met the criteria.

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Small object detection, which is frequently applied in defect detection, medical imaging, and security surveillance, often suffers from low accuracy due to limited feature information and blurred details. This paper proposes a small object detection method named YOLO-DHGC, which employs a two-stream structure with dense connections. Firstly, a novel backbone network, DenseHRNet, is introduced.

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Background: KLF2 is a transcription factor expressed early in mammalian development that plays a role in many processes of development and disease. Recently, increasing studies revealed that KLF2 plays a key role in the occurrence and progression of cancer.

Purpose: The aim of this study was to explore the role of KLF2 in various tumor types using the Cancer Genome Atlas dataset.

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Vascular dysfunction is implicated in the pathophysiology of Alzheimer's disease (AD). While sodium is essential for maintaining vascular function, its role in AD pathology remains unclear. We included 353 participants from the Alzheimer's Disease Neuroimaging Initiative (ADNI), assessing serum sodium levels, cerebrospinal fluid (CSF) and positron emission tomography (PET) biomarkers, magnetic resonance imaging (MRI), and cognitive function.

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  • Researchers developed a biodegradable and recyclable bio-based plastic using carboxymethyl cellulose (CMC) and cationic polymeric ionic liquid (PILCl) to address environmental issues caused by traditional plastics.
  • The resulting CMC/PIL plastic film boasts impressive mechanical properties, with a tensile strength of around 200 MPa, and retains almost the same strength even after recycling.
  • This new type of plastic can be shaped into 3D forms using water, maintains its properties through multiple formations, and biodegrades rapidly in soil or with cellulase enzymes.
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The rapid reduction of Cr(VI) across a wide pH range, from acidic to alkaline pH conditions to stable Cr(III) species for efficient remediation of Cr(VI) pollution, has long been a challenge. Herein, we propose a new concept of nanoconfinement catalysis (NCC) for highly efficient remediation of Cr(VI) by growing nanosheets of layered double hydroxide (LDH) on the surface of Al-Mg-Fe alloy achieving chemical reduction rates of >99% in 1 min from pH 3 to 11 for 100 mg L Cr(VI) with a rate constant of 201 h. In stark contrast, the reduction rate is less than 6% in 12 h with a rate constant of 0.

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  • Cell motility boosts bacterial fitness, with a focus on the transcriptional regulator CdsR, which represses autolysis and promotes spore formation in Bacillus thuringiensis.
  • Mutations in the cdsR gene increase cell mobility by upregulating several related genes, particularly those in the fla/che gene cluster that are crucial for motility.
  • CdsR directly regulates multiple operons related to cell movement and is inhibited by copper ions, highlighting its role as a metalloregulator and advancing understanding of bacterial motility control.
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Current research on tiltrotor noise predominantly concentrates on configurations with high disk loading and Reynolds numbers, leaving smaller aircraft setups underexplored. This study investigates aeroacoustic and aerodynamic trends resulting from rotor-wing interaction at low disk loading (<100 N/m2) and Reynolds number (Re < 100 000). The experimental setup comprises an anechoic chamber housing a two-blade rotor, flat and National Advisory Committee for Aeronautics 0012 airfoil wings, an ATI mini 40 load cell for aerodynamic data acquisition, and microphones positioned at the rotor height and installed on a rotation stage for acoustic data capture and directivity check.

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Background: Cardiac pathologic hypertrophy, a pathologic physiological alteration in many cardiovascular diseases, can progress to heart failure. The cellular biology underlying myocardial hypertrophy remains to be fully elucidated. Although N-myc downstream-regulated gene 1 (NDRG1) has been reported to participate in cellular proliferation, differentiation, and cellular stress responses, its role in cardiac diseases remains unexplored.

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  • The study aims to compare the effectiveness and safety of deep brain stimulation (DBS) and vagus nerve stimulation (VNS) in improving motor function for patients with poststroke hemiplegia, as no prior comparison exists.
  • It is a randomized, double-blind clinical trial involving 64 patients at least six months post-stroke, assessing outcomes like motor function, safety, and quality of life over various follow-up periods.
  • Patients will be divided into Stimulation and Sham Groups to alternate treatments, monitoring both immediate and long-term effects of stimulation therapies on recovery and functionality.
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Background: Preoperative chemotherapy (PC) is an important component of Colorectal cancer (CRC) treatment, but its effects on the biological functions of fibroblasts and epithelial cells in CRC are unclear.

Methods: This study utilized bulk, single-cell, and spatial transcriptomic sequencing data from 22 independent cohorts of CRC. Through bioinformatics analysis and in vitro experiments, the research investigated the impact of PC on fibroblast and epithelial cells in CRC.

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Background: Radiation-induced liver fibrosis (RILF) is a common manifestation of radiation-induced liver injury (RILI) and is caused primarily by activated hepatic stellate cells (HSCs). Circular RNAs (circRNAs) play critical roles in various diseases, but little is known about the function and mechanism of circRNAs in RILF.

Methods: RNA pull-down and liquid chromatography-tandem mass spectrometry (LC-MS/MS) were used to screen binding proteins of hsa_circ_0096498 (circ96498).

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Background: There is currently a lack of comprehensive evidence regarding the correlation between Alternate Mediterranean Diet (AMED) and the survival of patients with ovarian cancer (OC). This prospective cohort study first assessed the association of AMED, not only pre-diagnosis and post-diagnosis but also the change from pre-diagnosis to post-diagnosis with OC survival.

Methods: A total of 560 OC patients were included in the study, and their dietary intake was assessed using a reliable 111-item food frequency questionnaire.

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  • This research focuses on identifying potential therapeutic targets for gastric cancer by examining ferroptosis-related genes, given the disease's low survival rates and the need for new treatments.
  • The study used Mendelian randomization to analyze the relationship between Helicobacter pylori infection, GBA1 gene expression, and the methylation of its promoter, employing various laboratory techniques including sequencing and assays to monitor these factors in gastric cancer cell models.
  • Findings revealed that higher GBA1 expression and lower promoter methylation are risk factors for gastric cancer, and that Helicobacter pylori infection enhances GBA1 expression, promotes cell proliferation, and reduces lipid peroxidation, with these effects being reversible through GBA1 knockdown.
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BAP1, BRCA1-Associated Protein 1, serves as a novel tumor suppressor through the deubiquitination of monoubiquitination of H2A and subsequent gene transcriptional regulation. Regulated cell death like apoptosis or ferroptosis is considered an essential mechanism mediating tumor suppression. Previous reports, including ours, have demonstrated that BAP1 could promote apoptosis and ferroptosis to inhibit tumor development.

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  • Idiopathic pulmonary fibrosis (IPF) is a serious lung disease with no known cause, leading to lung damage and scarring due to inflammation and structural changes.
  • Triptolide (TP) has anti-inflammatory properties, but its clinical use is limited due to poor solubility and side effects; however, new water-soluble TP derivatives called TP-DEAs have been developed for better effectiveness.
  • TP-DEA2, a specific derivative, shows high solubility and can inhibit key proteins related to fibrosis without toxic effects, indicating its potential as a treatment for IPF, especially when administered later in the disease progression.
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  • The study investigates the relationship between the maturation of auditory pathways in infants and the timing of their auditory responses as measured by brain imaging techniques.
  • Researchers analyzed data from a group of typically developing infants and toddlers, using diffusion-weighted MRI to assess white matter structure and magnetoencephalography for auditory response latency.
  • Results show that improved myelination and structure of auditory pathways correlate with faster auditory response times, suggesting that changes in brain circuitry occur rapidly during early development.
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