Publications by authors named "Jinxin Guo"

Chloroplasts are not only places for photosynthesis, but also participate in plant immunity and are important targets of pathogens. Pathogens secrete chloroplast-targeted proteins (CTPs) that disrupt host immunity and promote infection. (Lib.

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A layer-by-layer chemical bonding strategy was developed for fast in situ growth of bifunctional mesoporous covalent organic framework submicrospheres (COF SMSs) on the nickel-chromium alloy (Ni-Cr) fiber substrate via the ultrasound-assisted Schiff-base reaction for the first time. COF SMSs showed well-defined morphology, extraordinary high surface area (1211 m·g) and narrow mesopore (2.50 nm) as well as excellent stability.

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  • The 2022-2023 influenza season in China saw increased activity and circulating respiratory pathogens, highlighting the need for accurate estimates of influenza vaccine effectiveness (IVE) to inform public health strategies.
  • A study analyzed data from over 205,000 participants to determine IVE against laboratory-confirmed influenza, revealing overall effectiveness rates of 49.4% for general influenza, with variations based on age and chronic comorbidities.
  • The findings indicate that vaccination significantly reduced infection risk, validating the protective role of influenza vaccination for the population during the 2023-2024 season.
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  • The study looked at how a protein called CSRP2 affects neuroblastoma, a type of cancer that mostly affects kids.
  • Researchers found that higher levels of CSRP2 were linked to more serious cases of neuroblastoma and a lower chance of survival for the kids.
  • By experimenting with brain cancer cells, they discovered that reducing CSRP2 made the cells grow slower, while increasing it made them grow faster.
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This study aimed to assess the clinical characteristics, treatment, and prognosis of osteoarticular brucellosis. We conducted a retrospective study enrolling brucellosis patients from the Sixth People's Hospital of Shenyang between September 2014 and June 2019. A total of 1917 participants were admitted during this period.

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  • This paper discusses the extension of the standard testlet DINA (T-DINA) model, focusing on the correlation between two latent structures: the attribute profile and the testlet effect, in diagnostic classification models (DCMs) used in education and psychology.
  • It establishes conditions for model identifiability and enhances the understanding of the standard T-DINA model.
  • The new model is tested using data from the 2015 Programme for International Student Assessment, showing improved goodness of fit compared to DINA and T-DINA, with additional simulations validating its performance.
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  • The study evaluated the effectiveness of seasonal influenza vaccines (IVE) between 2017 and 2022 amidst the risk of influenza outbreaks post-COVID-19.
  • A meta-analysis of 191 studies revealed an overall IVE of 41.4% against any influenza, with varying effectiveness against specific strains (e.g., 55.4% against A/H1N1).
  • Factors such as age and comorbidities impacted vaccine effectiveness, showing the highest effectiveness in children (48.6%) compared to adults (36.7%) and the elderly (30.6%).
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Background: Phenolic compounds (PCs) are a class of polar aromatic pollutants with high toxicity in environmental water. Generally the efficient sample preparation is essential for the quantification of ultra-trace target PCs in real water sample before appropriative instrumental analysis. SPME is a convenient, solvent-free and time-saving miniaturized technique and has been recognized as a green alternative to conventional extraction techniques.

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Colorizing thermal infrared images poses a significant challenge as current methods struggle with issues such as unrealistic color saturation and limited texture. To address these challenges, we propose the Feature Refinement and Adaptive Generative Adversarial Network (FRAGAN). Our approach enhances the detailed, semantic, and contextual capabilities of image coloring by combining multi-level interactions that integrate the lost detailed information from the encoding stage with the semantic information from the decoding stage.

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Terrestrial inputs and subsequent degradation of dissolved organic matter (DOM) in lake ecosystems can result in rapid depletion of dissolved oxygen (DO). Inputs of terrestrial DOM including organic acids can also lead to decreases in pH. However, to date, few studies have investigated the linkages between terrestrial DOM inputs, DO and pH levels in the water column, and carbon dioxide (CO) emissions from lake ecosystems.

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Computer-based assessments provide the opportunity to collect a new source of behavioral data related to the problem-solving process, known as log file data. To understand the behavioral patterns that can be uncovered from these process data, many studies have employed clustering methods. In contrast to one-mode clustering algorithms, this study utilized biclustering methods, enabling simultaneous classification of test takers and features extracted from log files.

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Wearable sweat sensors provide real-time monitoring of biomarkers, enabling individuals to gain real-time insight into their health status. Current sensors primarily rely on electrochemical mechanisms, limiting their capacity for the concurrent detection of multiple analytes. Surface-enhanced Raman scattering spectroscopy offers an alternative approach by providing molecular fingerprint information to facilitate the identification of intricate analytes.

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Background: The economic burden of respiratory syncytial virus (RSV) infection and its impact on health-related quality of life (HRQoL) are not well-understood in China. This study assessed total cost and HRQoL for children hospitalized with RSV in Central China.

Methods: Based on a prospective case series study in Henan Province in 2020-2021, inpatients aged 0-59 months with RSV-related acute respiratory infections (ARIs) were included into analysis.

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Infrared pedestrian target detection is affected by factors such as the low resolution and contrast of infrared pedestrian images, as well as the complexity of the background and the presence of multiple targets occluding each other, resulting in indistinct target features. To address these issues, this paper proposes a method to enhance the accuracy of pedestrian target detection by employing contour information to guide multi-scale feature detection. This involves analyzing the shapes and edges of the targets in infrared images at different scales to more accurately identify and differentiate them from the background and other targets.

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Microalgae have been widely employed in water pollution treatment since they are eco-friendly and economical. However, the relatively slow treatment rate and low toxic tolerance have seriously limited their utilization in numerous conditions. In light of the problems above, a novel biosynthetic titanium dioxide (bio-TiO NPs)-microalgae synergetic system (Bio-TiO/Algae complex) has been established and adopted for phenol degradation in the study.

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What Is Already Known About This Topic?: China has repeatedly contained multiple severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) outbreaks through a comprehensive set of targeted non-pharmaceutical interventions (NPIs). However, the effectiveness of such NPIs has not been systematically assessed.

What Is Added By This Report?: A multilayer deployment of case isolation, contact tracing, targeted community lockdowns, and mobility restrictions could potentially contain outbreaks caused by the SARS-CoV-2 ancestral strain, without the requirement of city-wide lockdowns.

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Characterizing the long-term kinetics of maternally derived and vaccine-induced measles immunity is critical for informing measles immunization strategies moving forward. Based on two prospective cohorts of children in China, we estimate that maternally derived immunity against measles persists for 2.4 months.

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Article Synopsis
  • The study examined how the COVID-19 pandemic and the use of non-pharmacological interventions (NPIs) affected the rates of respiratory syncytial virus (RSV) and influenza infections in pediatric patients in central China.
  • Researchers found that children hospitalized for these infections during the pandemic were older compared to those before it, with RSV cases seeing a decline in severe cases.
  • While influenza positivity rates decreased significantly during the pandemic, RSV infections actually increased, highlighting the need for better prevention strategies for childhood RSV.
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Prior to the emergence of the Omicron variant, many cities in China had been able to maintain a "Zero-COVID" policy. They were able to achieve this without blanket city-wide lockdown and through widespread testing and an extensive set of nonpharmaceutical interventions (NPIs), such as mask wearing, contact tracing, and social distancing. We wanted to examine the effectiveness of such a policy in containing SARS-CoV-2 in the early stage of the pandemic.

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  • Surface-enhanced Raman scattering (SERS) technology is highly effective for detecting small amounts of molecules in liquids, especially when using 3D SERS-active platforms.
  • A new platform involving a silver-coated capillary was developed for enhanced SERS detection, utilizing a silver mirror reaction for coating and PDMS for film protection.
  • The system demonstrated a significant enhancement factor and a low detection limit for rhodamine 6G, showing high SERS intensity uniformity and potential for future optofluidic systems.
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Background: The outbreak of SARS-CoV-2 at the end of 2019 sounded the alarm for early inspection on acute respiratory infection (ARI). However, diagnosis pathway of ARI has still not reached a consensus and its impact on prognosis needs to be further explored.

Methods: ESAR is a multicenter, open-label, randomized controlled, non-inferiority clinical trial on evaluating the diagnosis performance and its impact on prognosis of ARI between mNGS and multiplex PCR.

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Focal cortical dysplasia (FCD) is one of the most common causes of drug-resistant epilepsy. Dysmorphic neurons are the major histopathological feature of type II FCD, but their role in seizure genesis in FCD is unclear. Here we performed whole-cell patch-clamp recording and morphological reconstruction of cortical principal neurons in postsurgical brain tissue from drug-resistant epilepsy patients.

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  • Obesity is a significant risk factor for central precocious puberty (CPP), especially in girls, and the study aimed to assess this association through hormonal diagnosis rather than just physical examinations.
  • The study analyzed data from 846 children with CPP and 1,650 healthy controls, finding that both overweight and obesity correlate with increased odds of CPP, with these effects becoming more pronounced over longer durations of excess weight.
  • Results suggest that prolonged overweight and obesity in early childhood can increase the risk of CPP, highlighting the importance of weight management as a preventive measure.
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Time limits are imposed on many computer-based assessments, and it is common to observe examinees who run out of time, resulting in missingness due to not-reached items. The present study proposes an approach to account for the missing mechanisms of not-reached items via response time censoring. The censoring mechanism is directly incorporated into the observed likelihood of item responses and response times.

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