Publications by authors named "Jiaxin Zhong"

Papillary renal cell carcinoma (pRCC) is a challenging renal cell carcinoma subtype with poor prognosis and limited treatment options due to the lack of reliable biomarkers. The tripartite motif (TRIM) protein family is involved in various cellular processes, including oncogenesis. Among these, TRIM59 has emerged as a potential oncogene in multiple cancers; however, its role in pRCC progression remains unclear.

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Metagenomic sequencing for respiratory pathogen detection faces two challenges: efficient host DNA depletion and the representativeness of upper respiratory samples for lower tract infections. In this study, we benchmarked seven host depletion methods, including a new method (F_ase), using bronchoalveolar lavage fluid (BALF), oropharyngeal swab (OP), and mock samples. All methods significantly increased microbial reads, species richness, genes richness, and genome coverage while reduced bacterial biomass, introduced contamination, and altered microbial abundance.

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Objectives: We investigated the predictive value of the average microvascular resistance of the three main vessels (3VA-AMR) for the prognosis of patients with non-ST-segment elevation myocardial infarction (NSTEMI) after percutaneous coronary intervention (PCI).

Methods: This study was conducted on patients with NSTEMI who underwent PCI between March 1, 2021, and February 28, 2022, at Fujian Medical University Union Hospital. Quantitative flow ratio (QFR) analysis was conducted on all patients' PCI angiography images to assess postoperative QFR and angio-based microvascular resistance (AMR) for three main vessels.

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Objective: Tumor-associated macrophages (TAMs) exhibit heterogeneous properties including anti-tumorigenic and pro-tumorigenic phenotypes. The rate-limiting enzyme in serine biosynthesis, 3-phosphoglycerate dehydrogenase (PHGDH), has a well-established role in cellular metabolism, yet its specific role in macrophages remains unknown.

Methods: Metabolomics assays were conducted to assess metabolite composition and dynamics in macrophages.

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Background: Coronary radial wall strain (RWS) represents a novel approach enabling discrimination of vulnerable plaques with prognostic significance.

Objectives: This study sought to evaluate the prognostic impact of RWS in diabetic patients with non-flow-limiting coronary stenosis when compared with optical coherence tomography-detected vulnerability features (OCT-VFs).

Methods: This was a post hoc analysis of the COMBINE OCT-FFR dataset.

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Background: The human microbiome is transmissible between individuals, including pathogens and commensals with metabolic and immune-modulating effects, which could influence susceptibility, severity, and outcomes of both infection and non-infection diseases. However, limited studies of respiratory microbiome transmission within populations have been conducted. Herein, we performed species- and strain-level metagenomic analyses on oropharyngeal (OP) swabs from 1046 healthy urban dwellers across 13 districts, including 111 households with at least two cohabitants, to elucidate the transmission dynamics of the respiratory microbiome within households and communities.

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Objectives: To explore a comprehensive genomic analysis of Clostridium perfringens type A strains from diverse regions in China, investigating their virulence genes, antibiotic resistance genes, and mobile genetic elements (MGEs) to inform strategies for infection control and resistance gene surveillance.

Methods: We conducted whole-genome sequencing on 168 C. perfringens type A strains from nine provinces in China (2016-2021).

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Aims: Metabolic-associated steatotic liver disease (MASLD) is a prevalent chronic liver condition associated with significant morbidity and mortality. Effective pharmacological interventions targeting liver steatosis and fibrosis are essential to improving patient outcomes. This study aims to systematically compare the efficacy and safety of various pharmacologic therapies for MASLD over 24 weeks using a comprehensive network meta-analysis.

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Arginine metabolism reshapes the tumor microenvironment (TME) into a pro-tumor niche through complex metabolic cross-feeding among various cell types. However, the key intercellular metabolic communication that mediates the collective effects of arginine metabolism within the TME remains unclear. Here, we reveal that the metabolic interplay between cancer cells and macrophages plays a dominant role in arginine-driven breast cancer progression.

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Delivering audible content to a targeted listener without disturbing others is paramount in audio engineering. However, achieving this goal has long been challenging due to the diffraction of low-frequency (long-wavelength) audio waves in linear acoustics. Here, we introduce an approach for creating remote audio spots, dubbed audible enclaves, by harnessing the local nonlinear interaction of two self-bending ultrasonic beams with distinct spectra.

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Background: Alzheimer's disease (AD) is a progressive neurodegenerative disorder with limited treatment options. Emerging evidence suggests that antidiabetic agents may offer neuroprotective effects by targeting shared pathophysiological mechanisms such as insulin resistance and neuroinflammation. However, the comparative efficacy, and safety of these agents in the treatment of AD remain unclear.

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Objective: The risk of gastric cancer can be predicted by gastroscopic manifestation recognition and the Kyoto Gastritis Score. This study aims to validate the applicability of AI approaches for recognizing gastroscopic manifestations according to the definition of Kyoto Gastritis Score, with the goal of improving early gastric cancer detection and reducing gastric cancer mortality.

Methods: In this retrospective study, 29013 gastric endoscopy images were collected and carefully annotated into five categories according to the Kyoto Gastritis Score, i.

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Parametric array loudspeakers have been widely used in audio applications for generating directional audio beams. However, accurately calculating audio sound with a low computational load remains challenging, even for basic axisymmetric source profiles. This work addresses this challenge by extending the King integral in linear acoustics to incorporate both cumulative and local nonlinear effects, under the framework of the quasilinear solution without the paraxial approximation.

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Background: Quantitative flow ratio (QFR)-based virtual percutaneous coronary intervention (PCI) is associated with improved post-PCI physiological results. Murray law-based QFR (μQFR) is a new method for physiological assessment that has higher feasibility and efficiency. The purpose of this study was to investigate the performance of μQFR-guided virtual PCI in improving post-PCI outcomes.

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Histone modifications (HMs) are pivotal in various biological processes, including transcription, replication, and DNA repair, significantly impacting chromatin structure. These modifications underpin the molecular mechanisms of cell-type-specific gene expression and complex diseases. However, annotating HMs across different cell types solely using experimental approaches is impractical due to cost and time constraints.

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Background: This study aimed to investigate the association between sex hormones and the risk of pulmonary fibrosis by conducting a meta-analysis of previously published studies.

Methods: We executed a comprehensive search of the PubMed, Embase, Cochrane Library, and Web of Science databases to locate pertinent studies published up to April 2024. We included studies that reported the association between sex hormones and the risk of pulmonary fibrosis.

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Background: Revascularized patients still experience adverse cardiovascular events. This is particularly true for elderly patients over the age of 65, as they often have more co-morbid vascular conditions. It is important to develop a tool to assist clinicians in comprehensively assessing these patients' prognosis.

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Acute coronary syndromes (ACS) are one of the leading causes of mortality worldwide, with atherosclerotic plaque rupture and subsequent thrombus formation as the main underlying substrate. Thrombus burden evaluation is important for tailoring treatment therapy and predicting prognosis. Coronary optical coherence tomography (OCT) enables in-vivo visualization of thrombus that cannot otherwise be achieved by other image modalities.

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The gut microbiota undergoes substantial changes in COVID-19 patients; yet, the utility of these alterations as prognostic biomarkers at the time of hospital admission, and its correlation with immunological and hematological parameters, remains unclear. The objective of this study is to investigate the gut microbiota's dynamic change in critically ill patients with COVID-19 and evaluate its predictive capability for clinical outcomes alongside immunological and hematological parameters. In this study, anal swabs were consecutively collected from 192 COVID-19 patients (583 samples) upon hospital admission for metagenome sequencing.

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Unlabelled: The relationship between red cell distribution width (RDW) and hypertension remains a contentious topic, with a lack of large-scale studies focusing on the adults in the United States. This study aimed to investigate the association between RDW and hypertension among US adults from 1999 to 2018.

Methods: Data were derived from the National Health and Nutrition Examination Survey (NHANES) 1999-2018.

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Aims/hypothesis: cGAS (cyclic GMP-AMP synthase) has been implicated in various cellular processes, but its role in β-cell proliferation and diabetes is not fully understood. This study investigates the impact of cGAS on β-cell proliferation, particularly in the context of diabetes.

Methods: Utilizing mouse models, including cGAS and STING (stimulator of interferon genes) knockout mice, we explored the role of cGAS in β-cell function.

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Introduction: To investigate the prognostic value of the consistency between the residual quantitative flow ratio (QFR) and postpercutaneous coronary intervention (PCI) QFR in patients undergoing revascularization.

Methods: This was a single-center, retrospective, observational study. All enrolled patients were divided into five groups according to the ΔQFR (defined as the value of the post-PCI QFR minus the residual QFR): (1) Overanticipated group; (2) Slightly overanticipated group; (3) Consistent group; (4) Slightly underanticipated group; and (5) Underanticipated group.

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Background: While serum uric acid (SUA) is known as a cardiovascular disease risk factor and is associated with increased cardiovascular mortality, the relationship between SUA and cardiovascular adaptability under exercise stress remains unclear.

Aims: This study aims to elucidate the relationship between SUA levels and cardiovascular fitness, particularly as manifested during cardiopulmonary exercise testing.

Methods: Utilizing data from the National Health and Nutrition Examination Survey (NHANES) 1999-2004, this study included 5765 participants aged 12-49 years.

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Diffraction sets a natural limit for the spatial resolution of acoustic wave fields, hindering the generation and recording of object details and manipulation of sound at subwavelength scales. We propose to overcome this physical limit by utilizing nonlinear acoustics. Our findings indicate that, contrary to the commonly utilized cumulative nonlinear effect, it is in fact the local nonlinear effect that is crucial in achieving subdiffraction control of acoustic waves.

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Article Synopsis
  • Understanding the sound power of parametric array loudspeakers (PALs) is complicated because of the nonlinear processes they use.
  • This study uses a spherical convolution directivity model to analyze far field intensity and calculate the sound power emitted by PALs.
  • Results show that audio sound power increases with the square of the audio frequency and aperture size, but decreases with higher ultrasound frequency, and conversion efficiency from ultrasound to audio is usually under 0.15%.
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