Publications by authors named "G-J Wu"

Chromosomal structural variants (SVs) are major contributors to cancer development. Although multiple methods exist for detecting SVs, they are limited in throughput, such as fluorescent in situ hybridization and targeted panels, and use RNA, which degrades in formalin-fixed, paraffin-embedded (FFPE) blocks and is unable to detect SVs that do not produce a fusion transcript. High-throughput chromosome conformation capture (Hi-C) is a DNA-based next-generation sequencing (NGS) method that preserves the spatial conformation of the genome, capturing long-range genetic interactions and SVs.

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Background: Immune checkpoint inhibitors (ICIs) are successful in treating many cancers but may cause immune-related adverse events. ICI-mediated myocarditis has a high fatality rate with severe cardiovascular consequences. Targeted therapies for ICI myocarditis are currently limited.

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Purpose: Although [18F]-FDG-PET/CT scanning (PET/CT) is recommended for managing Staphylococcus aureus bacteremia (SAB), its added value remains debated. This study investigated the clinical revenues of selective PET/CT use in SAB by considering three consequence-categories: detection of new infection foci, performance of new interventions, and alterations in antimicrobial therapy.

Methods: All adult patients with ≥ 1 blood culture (BC) positive with Staphylococcus aureus admitted in a Dutch academic center between 2017 and 2023 were identified.

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Purpose: To review patients with recurrent patellar dislocation surgically treated with robot-assisted medial patellofemoral ligament (MPFL) reconstruction compared with patients who underwent surgery using the traditional freehand technique.

Methods: A retrospective cohort study was performed to identify patients who underwent MPFL reconstruction from January 2020 to December 2023 in our hospital. The inclusion criteria were patients aged from 15 to 50 years; patellar dislocation occurring 2 or more times; a Merchant view or computed tomography scan indicating patellofemoral joint malalignment, external patellar inclination, or lateral patellar dislocation; underwent MPFL reconstruction via robot-assisted or traditional freehand technique; complete medical records and imaging data before and after surgery; and a minimum of 1-year postoperative follow-up.

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Background: Identification of genetic alleles associated with both Alzheimer's disease (AD) and concussion severity/recovery could help explain the association between concussion and elevated dementia risk. However, there has been little investigation into whether AD risk genes associate with concussion severity/recovery, and the limited findings are mixed.

Objective: We used AD polygenic risk scores (PRS) and APOE genotypes to investigate any such associations in the NCAA-DoD Grand Alliance CARE Consortium (CARE) dataset.

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Background: The Minnesota Statewide Healthcare Coordination Center requested that the Minnesota Critical Care Working Group (CCWG) and Ethics Working Group (EWG), comprising interprofessional leaders from Minnesota's 9 largest health systems, plan and coordinate critical care operations during the COVID-19 pandemic, including the fall 2021 surge.

Research Question: Can a statewide working group collaboratively analyze real-time evidence to identify crisis conditions and to engage state leadership to implement care processes?

Study Design And Methods: The CCWG and EWG met via videoconferencing during the severe surge of fall 2021 to analyze evidence and plan for potential crisis care conditions. Five sources of evidence informed their actions: group consensus on operating conditions, federal teletracking data, the Medical Operations Coordination Center (MOCC) patient placement data, and 2 surveys created and distributed to hospitals and health care professionals.

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Immuno-oncology has revolutionized cancer treatment, with NKG2A emerging as a novel target for immunotherapy. The blockade of NKG2A using the immune checkpoint inhibitor (ICI) monalizumab has been shown to enhance the responses of both NK cells and CD8+ T cells. However, monalizumab has demonstrated limited efficacy in in vitro cytotoxic assays and clinical trials.

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Article Synopsis
  • IgG4-related disease is a chronic immune disorder with no current approved treatment, and inebilizumab, which targets CD19+ B cells, is being tested as a potential therapy.
  • In a phase 3 trial, 135 adults with active IgG4-related disease were randomly assigned to receive either inebilizumab or a placebo, and the primary measure was time until the first disease flare.
  • Results showed that patients receiving inebilizumab had significantly fewer disease flares (10% vs. 60% in the placebo group), lower annual flare rates, and higher rates of complete remission without treatment compared to those in the placebo group.
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Fat accumulation, de novo lipogenesis, and glycolysis are key drivers of hepatocyte reprogramming and the consequent metabolic dysfunction-associated steatotic liver disease (MASLD). Here we report that obesity leads to dysregulated expression of hepatic protein-tyrosine phosphatases (PTPs). PTPRK was found to be increased in steatotic hepatocytes in both humans and mice, and correlates positively with PPARγ-induced lipogenic signaling.

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  • An error grid is a tool that helps compare glucose levels measured by devices to see if they are correct and to identify any risks.
  • Experts created a new error grid called the DTS Error Grid that works for both blood glucose monitors (BGMs) and continuous glucose monitors (CGMs), organizing accuracy into five risk zones.
  • The results showed that the DTS Error Grid provides a clearer picture of how accurate these devices are and includes a separate matrix to evaluate how well CGMs track glucose trends over time.
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Knee osteoarthritis (KOA) is a common chronic joint disease globally. Synovial inflammation plays a pivotal role in its pathogenesis, preceding cartilage damage. Identifying biomarkers in osteoarthritic synovial tissues holds promise for early diagnosis and targeted interventions.

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ATP-dependent chromatin remodeling enzymes mobilize nucleosomes, but how such mobilization affects chromatin condensation is unclear. Here, we investigate effects of two major remodelers, ACF and RSC using chromatin condensates and single-molecule footprinting. We find that both remodelers inhibit the formation of condensed chromatin.

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  • Point-of-care (POC) platelet function analysis can improve the management of bleeding and clotting in critical medical settings, but is not widely used due to complicated sample prep and current technology limitations.
  • The new μMEA sensor simplifies this by measuring platelet activation directly from whole blood without extra preparation, using multi-frequency impedance to provide accurate, label-free results.
  • It’s highly sensitive and can work well even with low platelet counts, making it a promising tool for various clinical applications in real-time platelet analysis.
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The relative conservation of the influenza hemagglutinin (HA) stem compared to that of the immunodominant HA head makes the HA stem an attractive target for broadly protective influenza vaccines. Here we report the first-in-human, dose-escalation, open-label trial (NCT04579250) evaluating an unadjuvanted group 2 stabilized stem ferritin nanoparticle vaccine based on the H10 A/Jiangxi-Donghu/346/2013 influenza HA, H10ssF, in healthy adults. Participants received a single 20 mcg dose (n = 3) or two 60 mcg doses 16 weeks apart (n = 22).

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Accurately predicting ADMET (Absorption, Distribution, Metabolism, Excretion, and Toxicity) properties early in drug development is essential for selecting compounds with optimal pharmacokinetics and minimal toxicity. Existing ADMET-related benchmark sets are limited in utility due to their small dataset sizes and the lack of representation of compounds used in drug discovery projects. These shortcomings hinder their application in model building for drug discovery.

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The emergence of SARS-CoV-2 variants of concern (VOCs) with increased transmissibility and partial resistance to neutralization by antibodies has been observed globally. There is an urgent need for an effective vaccine to combat these variants. Our study demonstrated that the B.

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Article Synopsis
  • - CDD is a rare neurodevelopmental disorder linked to mutations in the CDKL5 gene, leading to symptoms like epilepsy, muscle weakness, and developmental delays.
  • - Researchers created a gene therapy vector, AAV9.Syn.hCDKL5, to deliver the CDKL5 gene to the brain, using a specific promoter to enhance gene expression.
  • - Studies in mice showed that injecting the vector directly into the cerebrospinal fluid improved distribution and resulted in biological activity, with successful functional improvements observed at higher doses.
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To enhance the reaction kinetics without sacrificing activity in porous materials, one potential solution is to utilize the anisotropic distribution of pores and channels besides enriching active centers at the reactive surfaces. Herein, by designing a unique distribution of oriented pores and single crystalline array structures in the presence of abundant acid sites as demonstrated in the ZSM-5 nanorod arrays grown on monoliths, both enhanced dynamics and improved capacity are exhibited simultaneously in propene capture at low temperature within a short duration. Meanwhile, the ZSM-5 array also helps mitigate the long-chain HCs and coking formation due to the enhanced diffusion of reactants in and reaction products out of the array structures.

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Background: Caregivers of patients with advanced heart failure may experience burden in providing care, but whether changes in patient health status are associated with caregiver burden is unknown.

Methods: This observational study included older patients (60-80 years old) receiving advanced surgical heart failure therapies and their caregivers at 13 US sites. Patient health status was assessed using the 12-item Kansas City Cardiomyopathy Questionnaire (range, 0-100; higher scores are better).

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Microsatellite stable metastatic colorectal cancer (MSS mCRC; mismatch repair proficient) has previously responded poorly to immune checkpoint blockade. Botensilimab (BOT) is an Fc-enhanced multifunctional anti-cytotoxic T-lymphocyte-associated protein 4 (CTLA-4) antibody designed to expand therapy to cold/poorly immunogenic solid tumors, such as MSS mCRC. BOT with or without balstilimab (BAL; anti-PD-1 antibody) is being evaluated in an ongoing expanded phase 1 study.

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The game between therapeutic monoclonal antibodies (mAbs) and continuously emerging severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variants has favored the virus, as most therapeutic mAbs have been evaded. Addressing this challenge, we systematically explored a reproducible bispecific antibody (bsAb)-dependent synergistic effect in this study. It could effectively restore the neutralizing activity of the bsAb when any of its single mAbs is escaped by variants.

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Article Synopsis
  • Research on HIV-1 vaccines is focusing on conserved structural elements to target broadly neutralizing antibodies, particularly the D5 antibody which binds to a critical area on the viral gp41 protein.
  • Studies with different lengths of N-heptad repeat (NHR) peptides show that longer peptides can produce higher levels of neutralizing antibodies, indicating potential additional neutralizing areas beyond the D5 pocket.
  • The development of stabilized trimeric 51-mer peptides has shown promise in enhancing the immune response, resulting in better neutralization of HIV-1 compared to shorter peptides, highlighting the importance of peptide design in vaccine effectiveness.
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Background: Whether circulating sex hormones modulate mortality and cardiovascular disease (CVD) risk in aging men is controversial.

Purpose: To clarify associations of sex hormones with these outcomes.

Data Sources: Systematic literature review to July 2019, with bridge searches to March 2024.

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Urethral function declines by roughly 15% per decade and profoundly contributes to the pathogenesis of urinary incontinence. Individuals with poor urethral function are more likely to fail surgical management for stress incontinence that focus on improving urethral support. The reduced number of intramuscular nerves and the morphologic changes in muscle and connective tissue collectively impact urethral function as women age.

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Background And Objectives: Early treatment with intravenous alteplase increases the probability of lytic-induced reperfusion in large vessel occlusion (LVO) patients. The relationship of tenecteplase-induced reperfusion and the timing of thrombolytic administration has not been explored. In this study, we performed a comparative analysis of tenecteplase and alteplase reperfusion rates and assessed their relationship to the time of thrombolytic administration.

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