Publications by authors named "Gai W"

Background: Alexithymia is characterized by an impaired ability in emotion awareness, expression, and regulation, associated with deficits in social and mental functioning. This study aims to develop a tool for addressing alexithymia and its psychological outcomes.

Method: In this paper, 102 subjects were recruited to investigate the relationship between alexithymia and psychological outcomes, along with the mediating role of emotion awareness, expression, and regulation.

View Article and Find Full Text PDF
Article Synopsis
  • Antimicrobial resistance (AMR) poses a major risk to pediatric patients, especially in intensive care settings, highlighting the need for accurate identification of pathogens and resistance patterns to improve outcomes.
  • A study analyzed data from 113 critically ill children in a pediatric intensive care unit, utilizing advanced sequencing techniques to identify pathogens and resistance genes, revealing a significant correlation between AMR and poorer clinical outcomes.
  • The findings indicated that patients with AMR (AMRT+) had a higher prevalence of immunocompromised and underlying conditions, along with increased inflammatory markers, longer hospital stays, and a greater prevalence of certain resistant Gram-negative bacteria compared to those without AMR (AMRT-).
View Article and Find Full Text PDF

The contribution of the lung microbiota to pneumonia in children of varying severity remains poorly understood. This study utilized metagenomic next-generation sequencing (mNGS) technology to elucidate the characteristics of lung microbiota and their association with disease severity. This retrospective study analyzed bronchoalveolar lavage fluid (BALF) mNGS data of 92 children diagnosed with pneumonia between January 2021 and July 2022.

View Article and Find Full Text PDF

Purpose: Psittacosis is an often-neglected cause of community acquired pneumonia (CAP). The limited diagnostic methods for psittacosis pneumonia invariably result in an unfavourable prognosis. Consequently, the early detection of psittacosis pneumonia is crucial.

View Article and Find Full Text PDF

Introduction: is a nonpathogenic pathogen commonly found in nature and is generally considered a contaminant in clinical practice. Although there have been few reported cases of infection, most of them are secondary to immunosuppression. This paper described a rare case of globular shadow in the chest of an immunocompetent male who was diagnosed with pulmonary disease.

View Article and Find Full Text PDF

Background: Despite the increasing use of metagenomic next-generation sequencing (mNGS) in sepsis, identifying clinically relevant pathogens remains challenging. This study was aimed to evaluate the clinical utility of simultaneous plasma and bronchoalveolar lavage fluid (BALF) detection using mNGS.

Methods: This retrospective study enrolled 95 patients with pneumonia-derived sepsis (PDS) admitted to the intensive care unit (ICU) between October 2021 and January 2023.

View Article and Find Full Text PDF

Natural infection by sp. has been reported in humans and more than 150 species of animals, especially carnivorous and omnivorous mammals. Although the presence of sp.

View Article and Find Full Text PDF

The concentration of circulating cell-free DNA (cfDNA) in plasma is an important determinant of the robustness of liquid biopsies. However, biological mechanisms that lead to inter-individual differences in cfDNA concentrations remain unexplored. The concentration of plasma cfDNA is governed by an interplay between its release and clearance.

View Article and Find Full Text PDF

Purpose: This study aimed to evaluate the clinical utility of metagenomic next-generation sequencing (mNGS) in sepsis patients who received early empirical antibiotic treatment.

Patients And Methods: A retrospective analysis was conducted on clinical data from sepsis patients diagnosed in the Emergency Intensive Care Unit (EICU) between April 2019 and May 2023. All patients underwent standard conventional microbiological testing.

View Article and Find Full Text PDF

The AP2/ERF family constitutes one of the largest groups of transcription factors in the Solanaceae. AP2/ERF contributes to various plant biological processes, including growth, development, and responses to various stresses. The origins and functional diversification of AP2/ERF within the Solanaceae family remain poorly understood, primarily because of the complex interactions between whole-genome duplications (WGDs) and tandem duplications.

View Article and Find Full Text PDF

Infection remains the leading cause of mortality in severe aplastic anemia (SAA) patients, with invasive fungal infections being the great threat. accounts for most of the reported fungal infection cases. Here, we present a case of infection in a patient with acute very severe aplastic anemia (VSAA) despite persistently negative clinical fungal tests.

View Article and Find Full Text PDF

The transcription factor Pax5 activates genes essential for B-cell development and function. However, the regulation of Pax5 expression remains elusive. The adaptor Rack1 can interact with multiple transcription factors and modulate their activation and/or stability.

View Article and Find Full Text PDF
Article Synopsis
  • SCT510 is a biosimilar to bevacizumab (Avastin) and was tested for its effectiveness, safety, and other factors in patients with advanced non-squamous non-small cell lung cancer (NSCLC).
  • The study included 567 eligible patients who were randomly assigned to receive either SCT510 or bevacizumab, showing similar objective response rates and no significant differences in other secondary endpoints regarding efficacy or safety.
  • Results indicate that SCT510 is equivalent to the reference product bevacizumab, which suggests it can be a viable alternative treatment option for patients with advanced NSCLC.
View Article and Find Full Text PDF
Article Synopsis
  • A 67-year-old man who was bedridden developed severe pneumonia and empyema from infections caused by bacteria that usually live in the mouth.
  • Diagnosing his condition was tough using regular tests, but advanced sequencing methods found the specific bacteria causing the infection.
  • After being treated with medication, the man's breathing problems got better, showing that the new testing method is really helpful in finding out what's wrong when regular tests don't work.
View Article and Find Full Text PDF

Purpose: Infections cause high rates of illness and death in children worldwide. However, studies on the clinical value of metagenomic next-generation sequencing (mNGS) for immunocompromised children are still limited.

Patients And Methods: From June 2021 to December 2023, 119 samples were collected at Pediatric Intensive Care Unit (PICU) of a single-center pediatric hospital and classified into two groups based on their immune states.

View Article and Find Full Text PDF
Article Synopsis
  • Salmonella enterica serovar Typhimurium is a common foodborne pathogen known for causing both intestinal and systemic infections, with its virulence being primarily linked to pathogenicity islands (SPIs) and some genes outside these regions.
  • The study focuses on the macrophage survival gene (MsgA), which is independent of SPIs and crucial for the pathogen's invasive capacity and intracellular survival.
  • Research findings reveal that MsgA significantly regulates various metabolic pathways and the expression of SPIs, suggesting it plays a key role in the virulence of the pathogen; understanding MsgA could enhance treatment strategies for infections caused by this bacteria.
View Article and Find Full Text PDF

The tissues of origin of plasma DNA can be revealed by methylation patterns. However, the relative DNA contributions from megakaryocytes and erythroblasts into plasma appeared inconsistent among studies. To shed light into this phenomenon, we developed droplet digital PCR (ddPCR) assays for the differential detection of contributions from these cell types in plasma based on megakaryocyte-specific and erythroblast-specific methylation markers.

View Article and Find Full Text PDF
Article Synopsis
  • The evolution of SARS-CoV-2 variants highlights the need for multivalent vaccines, leading to the development of SCTV01E, a tetravalent COVID-19 vaccine targeting variants Alpha, Beta, Delta, and Omicron BA.1.
  • A double-blind placebo-controlled trial showed SCTV01E had a vaccine efficacy of 69.4% against COVID-19 seven days post-vaccination, with higher efficacy rates in preventing symptomatic and all infections at 14 days.
  • The vaccine demonstrated a significant neutralizing antibody response against Omicron BA.5 and had mild reactogenicity, indicating its potential effectiveness against emerging SARS-CoV-2 variants.
View Article and Find Full Text PDF

Multifunctional therapeutics have emerged as a solution to the constraints imposed by drugs with singular or insufficient therapeutic effects. The primary challenge is to integrate diverse pharmacophores within a single-molecule framework. To address this, we introduced DeepSA, a novel edit-based generative framework that utilizes deep simulated annealing for the modification of articaine, a well-known local anesthetic.

View Article and Find Full Text PDF

CD4+ T cells are central mediators of protective immunity to blood-stage malaria, particularly for their capacity in orchestrating germinal center reaction and generating parasite-specific high-affinity antibodies. T follicular helper (Tfh) cells are predominant CD4+ effector T cell subset implicated in these processes, yet the factors and detailed mechanisms that assist Tfh cell development and function during Plasmodium infection are largely undefined. Here we provide evidence that receptor for activated C kinase 1 (RACK1), an adaptor protein of various intracellular signals, is not only important for CD4+ T cell expansion as previously implied but also plays a prominent role in Tfh cell differentiation and function during blood-stage Plasmodium yoelii 17XNL infection.

View Article and Find Full Text PDF

Small cell lung cancer (SCLC) keeps on the leading cause of cancer mortality world widely, while there is lack of efficient therapeutic drugs especially for the resistant ones. In this work, a compound named penindolone (PND) with new skeleton was found to show weak inhibitory effect (IC = 42.5 µM) on H69AR cells (SCLC, adriamycin-resistant) proliferation by screening our in-house compound library.

View Article and Find Full Text PDF

Immunotherapy combined with chemotherapy regimen has been shown to be effective in recurrent or metastatic (R/M) head and neck squamous cell carcinoma (HNSCC). However, due to the small number of patients, its efficacy remains controversial in Asian populations, particularly in mainland China. Here a randomized, double-blind phase 3 trial evaluated the efficacy and safety of finotonlimab (SCT-I10A), a programmed cell death 1 (PD-1) monoclonal antibody, combined with cisplatin plus 5-fluorouracil (C5F) for the first-line treatment of R/M HNSCC.

View Article and Find Full Text PDF
Article Synopsis
  • Gene delivery can potentially enhance endothelium regeneration and prevent vascular diseases, but challenges like high shear stress and unstable environments limit effectiveness.
  • Researchers created biomimetic coatings using endothelial cell-targeting peptides to develop gene complexes that effectively deliver a specific plasmid (pVEGF) for endothelial recovery.
  • These gene complexes demonstrated strong biocompatibility, stability, selective targeting, and significantly improved VEGF expression, leading to rapid healing in both controlled lab assays and a mouse model for artery injuries.
View Article and Find Full Text PDF

Background: The analysis of haplotypes of variants is important for pharmacogenomics analysis and noninvasive prenatal testing for monogenic diseases. However, there is a lack of robust methods for targeted haplotyping.

Methods: We developed digital PCR haplotype sequencing (dHapSeq) for targeted haplotyping of variants, which is a method that compartmentalizes long DNA molecules into droplets.

View Article and Find Full Text PDF

The liver receives blood from both the hepatic artery and portal vein. Hepatic infarction is rare in clinical practice as both the hepatic artery and portal vein can supply blood to the liver. Here, we reported a case of a 75-year-old man who underwent radical laparoscopic surgery for rectal cancer and subsequently developed hepatic infarction.

View Article and Find Full Text PDF