Publications by authors named "Xiaoxi Liu"

Objectives: This study aimed to explore the relationship between psychological resilience (PR) and symptom burden in postoperative brain glioma (BG) patients and to identify factors influencing this relationship.

Methods: A total of 296 postoperative BG patients were included in this study. Various scales were employed, including the General Information Questionnaire, the Psychological Resilience Scale for PR, the M.

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Cells sense and respond to the matrix by exerting traction force through binding of integrins to an integrin-specific ligand. Here, Arg-Gly-Asp (RGD) peptide is covalently conjugated to the double-stranded DNA (dsDNA) and stem-loop DNA (slDNA) tethers with a tension tolerance of 43pN and immobilized on a PEG substrate. Unlike dsDNA, which is ruptured under high tension, leading to the removal of RGD, slDNA remains bound even when ruptured.

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Purpose: In this work, we adopt the MR fingerprinting (MRF) framework and leverage its flexibility in quantitative pulse sequence design to propose improved balanced steady-state free precession (bSSFP)-based hyperpolarized Carbon-13 (C) acquisitions for robust metabolic conversion rate quantification.

Methods: Spectrally selective bSSFP-based acquisitions with variable RF excitation were implemented for [1-C]pyruvate and used in conjunction with prior implementation of [1-C]lactate selective bSSFP imaging. MRF framework parameter estimation was performed using dictionary-based template matching.

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This study aimed to investigate the role of ROS/MAPK signaling pathways and the effects of baicalin in LPS-induced inflammatory responses in and porcine intestinal epithelial cells (IPEC-J2). : In vivo, 18 male C57BL/6J were randomly divided into three groups ( = 6): control, LPS (3.5 mg/kg LPS administered intraperitoneally [ip] on day 7), and baicalin (200 mg/kg orally for 7 days, with LPS ip on day 7).

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Aims: The influence of CYP2C19 polymorphisms on voriconazole plasma concentrations is recognized, but its extent, other contributing factors and risks for adverse reactions remain under-explored.

Methods: This study focused on Japanese paediatric patients recruited between 2020 and 2022 treated with voriconazole. We specifically investigated the occurrence of cholestasis and thrombocytopenia as adverse reactions of voriconazole.

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The Ryukyu archipelago is located southwest of the Japanese islands, and people originally from this region, the Ryukyu population, have a unique genetic background distinct from that of other populations, including people from mainland Japan. However, few genetic studies have focused on the Ryukyu population. In this study, we performed genome-wide association studies (GWAS) on the serum levels of alanine aminotransferase (ALT, n = 15,224), aspartate aminotransferase (AST, n = 15,203), and gamma-glutamyl transferase (GGT, n = 14,496) in the Ryukyu population.

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Background: The aim of the paper was to study the effectiveness of individualized comprehensive nutritional support on inflammatory markers, serum amylase (AMS), prealbumin (PA), albumin (ALB), calcium ion (Ca2+) in patients with severe acute pancreatitis (SAP).

Methods: 102 participants with SAP treated in our hospital were chosen as the study objects. The participants were randomly split into a control group and an observation group and both groups were given routine treatment.

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Current seasonal influenza vaccines offer limited protection against influenza viruses due to genetic drift. The urgent need for a universal influenza vaccine to combat highly mutated strains is evident. This study utilized the conserved HA2 subunit of hemagglutinin (HA) and a short linear epitope of HA2 (HA2-16) from the H3 influenza virus to conjugate with ferritin, resulting in the construction of recombinant immunogens termed HA2-F and HA2-16-F, respectively.

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Heat stress poses a significant challenge to animal husbandry, contributing to oxidative stress, intestinal mucosal injury, and apoptosis, which severely impact animal health, growth, and production efficiency. The development of safe, sustainable, and naturally derived solutions to mitigate these effects is critical for advancing sustainable agricultural practices. Butyrolactone-I (BTL-I), a bioactive compound derived from deep-sea fungi (Aspergillus), shows promise as a functional feed additive to combat heat stress in animals.

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To improve imputation quality for genome-wide association studies (GWAS) conducted on the Japanese population, we developed and evaluated four Japanese population-specific reference panels. These panels were constructed through the augmentation of the 1000 Genomes Project (1KG) panel using Japanese whole genome sequencing (WGS) data, with sample sizes ranging from 1 K to 7 K individuals enrolled through the Biobank Japan (BBJ) project, and sequencing depths ranging from 3× to 30×. Among these panels, an augmented reference panel comprising 7472 WGS samples of mixed depth (1KG+7K) exhibit the greatest improvement in imputation quality relative to the Trans-Omics for Precision Medicine (TOPMed) reference panel.

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Bitter gourd (Momordica charantia L.) is a tropical and subtropical vegetable that is popular for its rich nutritional content. However, its immature fruit has a short shelf life and spoils easily.

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Purpose: This study leverages the echo planar time-resolved imaging (EPTI) concept in MR fingerprinting (MRF) framework for a new time-resolved MRF (TRMRF) approach, and explores its capability for fast simultaneous quantification of multiple MR parameters including T, T, T*, proton density, off resonance, and B .

Methods: The proposed TRMRF method uses the concept of EPTI to track the signal change along the EPI echo train for T* weighting with a k-t Poisson-based sampling order designed for acquisition. A two-dimensional decomposition algorithm was designed for the image reconstruction, enabling fast and precise subspace modeling.

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Background: Heat stress (HS) can affect the physiology and metabolism of animals. HS-induced intestinal inflammation in pigs is a common disease, causing severe diarrhea, that can result in substantial economic losses to the pig industry, but the molecular mechanisms and pathogenicity of this disease are not fully understood. The objective of this study was to identify the differentially expressed genes (DEGs) and long noncoding RNAs (DELs) related to inflammation in the colon tissues of pigs under constant (1, 7, and 14 days) HS.

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Background: Vascular transplantation is an effective treatment for severe vascular lesions. The design of the bioactive and mechanical properties of small-caliber vascular grafts is critical for their application in tissue engineering. In this study, we sought to develope a small-caliber vascular graft by electrospinning a mixture of a human acellular amniotic membrane (HAAM) and polycaprolactone (PCL).

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Objectives: This study aimed to develop a suitable osteomyelitis model for pharmacokinetic/pharmacodynamic (PK/PD) evaluation and to investigate the target PK/PD values of vancomycin and tedizolid against methicillin-resistant Staphylococcus aureus (MRSA) osteomyelitis.

Methods: An osteomyelitis model was established by implanting an MRSA-exposed sterilized suture in the tibia of normal mice and mice with cyclophosphamide-induced neutropenia. The suitability of the osteomyelitis mouse model for PK/PD evaluation was assessed using vancomycin as an indicator.

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Article Synopsis
  • * Researchers identified ten new genetic variants (SNPs) linked to fat mass response, with four of them also showing consistent effects in individuals of European descent.
  • * A genetic score derived from these SNPs and other factors explained 40.3% of the variation in fat loss, particularly highlighting that those with lower genetic scores tended to lose more fat, while also identifying key biological pathways involved, such as insulin secretion and fat cell differentiation.
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  • Butyrolactone-I (BTL-1), derived from the marine fungus Aspergillus terreus, shows potential in alleviating intestinal inflammation and protecting against inflammatory bowel disease (IBD) through various cellular pathways.
  • BTL-1 was found to increase the presence of beneficial bacteria, specifically Lactobacillus johnsonii (LJ), which in turn helps bolster intestinal barrier integrity and reduce IBD symptoms in mice.
  • The study indicates that BTL-1’s protective effects are linked to the promotion of LJ and its metabolites, like butyric and propionic acids, alongside downregulation of harmful MAPK signaling pathways.
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Aims: Regulatory T cells (Tregs) are key mediators of the induction of immune tolerance; however, the mechanisms by which they regulate myasthenia gravis (MG) are not fully understood. This study aimed to explore the characteristics of Tregs and their subpopulations in the peripheral blood of patients with minimal clinical manifestations (MM) of MG and identify biomarkers that predict MM-MG for treatment guidance.

Materials And Methods: The clinical data of patients with general MG who visited our hospital were retrospectively analyzed.

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This study investigates the rs547238576 (R150S) missense variant in the oxytocin receptor (OXTR) gene, previously observed through screening of rare variants in Japanese individuals with autism spectrum disorders (ASD). Contrary to the anticipated loss-of-function, R150S exhibits gain-of-function effects, enhancing oxytocin (OXT) sensitivity, ligand-binding affinity, and OXT-induced Ca mobilization in vitro. This suggests R150S may alter OXT signaling, potentially contributing to the excitatory/inhibitory imbalance seen in ASD and other psychiatric disorders.

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Article Synopsis
  • Human genetic variants influence various traits, but the underlying mechanisms are still largely unclear.
  • By studying around 260,000 Japanese participants and using a specific genotype reference panel, researchers identified over 4,400 significant genetic loci linked to 63 traits, with many being novel findings.
  • The study highlighted the role of noncoding variants, particularly in untranslated regions, and emphasized the importance of genetic research in diverse populations to uncover functional variants and their impacts.
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Article Synopsis
  • Pelvic organ prolapse (POP) affects around 40% of older women, causing pelvic organs to descend into the vaginal cavity.
  • A genome-wide association study (GWAS) involving 771 cases and 76,625 controls in Japan found a significant link between the WT1 gene locus and POP susceptibility.
  • A combined analysis of Japanese and European data identified FGFR2 as a new susceptibility locus for POP, and most susceptibility genes were found to be shared between the Japanese and European populations.
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Background: Kidney transplant is the treatment of choice for patients with end-stage renal disease. Early detection of allograft injury is important to delay or prevent irreversible damage.

Purpose: To investigate the feasibility of hyperpolarized (HP) [1-C]pyruvate MRI for assessing kidney allograft metabolism.

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