Publications by authors named "Chen R"

Introduction: The therapeutic efficacy for airway allergies needs to be improved. Th2 polarization is a primary pathological feature of airway allergies. We constructed chimeric antigen-LgDNA ( DNA) nanoparticles (CAP-NPs).

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Noninvasive pharmacological strategies like nicotinamide mononucleotide (NMN) supplementation can effectively address age-related ovarian infertility by maintaining or enhancing oocyte quality and quantity. This study revealed that ovarian nicotinamide adenine dinucleotide levels decline with age, but NMN administration significantly restores these levels, preventing ovarian atrophy and enhancing the quality and quantity of ovulated oocytes. Improvements in serum hormone secretion and antioxidant factors, along with decreased expression of proinflammatory factors, were observed.

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  • The study investigates the relationship between sedentary behavior, physical activity, and chronic back pain, aiming to understand how these factors might predict chronic pain and brain changes.
  • Over an 8-year follow-up, the research found that individuals sitting for more than 6 hours a day had a 33% increased risk of chronic back pain compared to those sitting 2 hours or less, alongside effects on grey matter volume in various brain regions.
  • Engaging in moderate physical activity and reducing sedentary time were linked to lower back pain risk and improved brain health, indicating that replacing sedentary behavior with physical activity can be beneficial.
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Background: Little empirical evidences were provided on the disparity in the level of loneliness between the migrant older with children (MOC) and their local counterpart in China. This study aimed to explore the association between social participation and loneliness and verify whether there was a local-migrant difference in this association.

Methods: A total of 1332 older people (60 +) were included in this study with 656 MOC and 676 natives.

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ERBB2 (HER2) represents a newly recognized actionable oncogenic driver in non-small cell lung cancer (NSCLC), with approved targeted therapy available. Understanding the landscape of ERBB2 alterations and co-occurring mutations is essential for guiding treatment decisions. We conducted an analysis involving 3000 NSCLC patients with all types of ERBB2 alterations, drawn from two extensive retrospective cohorts: 1281 from Geneplus (Chinese) and 1719 from Guardant360 (the United States, US).

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Abdominal hemorrhage is an important clinical disease that can be life-threatening in severe cases. Therefore, timely detection and treatment of abdominal hemorrhage is crucial for the health and safety of patients. Magnetic induction tomography is a non-invasive, nonradioactive, and non-contact electromagnetic imaging technology with potential application value for disease screening and continuous monitoring.

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Two-dimensional (2D) materials show promising applications in nanoelectronic devices due to their excellent physical and chemical properties, large specific surface area, and good flexibility. 2D AlSb, a representative of a new class of two-dimensional materials with a double-layer honeycomb (DLHC) structure was recently obtained in experiments and was reported to be a direct band gap semiconductor. Strain engineering is an effective way of tuning the properties of 2D materials.

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With the rapid popularity of online social media, recommendation systems have increasingly harnessed social relations to enhance user-item interactions and mitigate the data sparsity issue. Beyond social connections, the semantic relatedness among items has emerged as a crucial factor in comprehending their inherent connections. In this work, we propose a novel Multi-view Contrastive learning framework for Social Recommendation, named MultiCSR.

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Introduction: Despite improvements in health outcomes for children, early childhood dental caries (ECC) remains a chronic lifestyle-mediated disease that affects an estimated 600 million children worldwide. Parental influence on oral health-promoting behaviours is pivotal in preventing ECC. The latest WHO publications Ending Early Childhood Dental Caries and Mobile Technologies for Oral Health highlights the opportunity for mobile Health programs (including text message programs) to improve oral health behaviours and oral health self-efficacy.

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Unlabelled: Prostate cancer is a significant health concern and the most commonly diagnosed cancer in men worldwide. Understanding the complex process of prostate tumor evolution and progression is crucial for improved diagnosis, treatments, and patient outcomes. Previous studies have focused on unraveling the dynamics of prostate cancer evolution using phylogenetic or lineage analysis approaches.

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  • * A systematic review explored pandemic fatigue, identifying factors that contribute to it and its impact on personal protective behaviors like mask-wearing and social distancing.
  • * Findings highlight that strict health measures can lead to increased pandemic fatigue, while individuals' perceptions of risk also influence their willingness to adhere to protective behaviors, emphasizing the need for informed policy responses during epidemics.
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Background: Metastasis is the primary cause of lung cancer-related death. Primary cancer cells invade through the lymphatic or blood vessels to distant sites. Recently, it was proposed that lymphatic metastasis was more a hallmark of tumor aggressiveness or metastatic potential than a gateway to metastases.

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  • - This study investigates the safety and effectiveness of the "water-jet" hemostasis technique during endoscopic submucosal dissection in patients with gastric or intestinal lesions.
  • - Conducted at Fujian Medical University, the study analyzed 10 patients aged 18-60 and found no adverse events, with successful hemostasis and R0 resection achieved in all cases.
  • - The findings suggest that the "water-jet" method is a safe and practical option for controlling bleeding in this type of endoscopic procedure.
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Background: Persistent pain is a prominent symptom of knee osteoarthritis (KOA) and has been associated with cognitive decline in individuals with KOA. The amygdala, a complex structure consisting of nine subnuclei, and programmed cell death protein-1 (PD-1) levels play crucial roles in pain regulation and cognitive processing. This study aims to investigate the relationships among amygdala subregion volumes, cognitive function, and PD-1 levels to elucidate the underlying mechanism of cognitive decline in KOA.

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Regular physical activity is widely recognized for reducing the risk of various disorders, with skeletal muscles playing a key role by releasing biomolecules that benefit multiple organs and tissues. However, many individuals, particularly the elderly and those with clinical conditions, are unable to engage in physical exercise, necessitating alternative strategies to stimulate muscle cells to secrete beneficial biomolecules. Histone acetylation and deacetylation significantly influence exercise-induced gene expression, suggesting that targeting histone deacetylases (HDACs) could mimic some exercise responses.

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Purpose: The duration of response to treatment is a significant prognostic indicator, with early recurrence (ER) often predicting poorer survival outcomes in nasopharyngeal carcinoma (NPC) survivors. This study seeks to elucidate the factors contributing to the onset of ER following radiotherapy in NPC survivors.

Methods: This investigation encompassed 2,789 newly diagnosed NPC patients who underwent radical intensity-modulated radiotherapy.

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To explore the predictive value of traditional machine learning (ML) and deep learning (DL) algorithms based on computed tomography pulmonary angiography (CTPA) images for short-term adverse outcomes in patients with acute pulmonary embolism (APE). This retrospective study enrolled 132 patients with APE confirmed by CTPA. Thrombus segmentation and texture feature extraction was performed using 3D-Slicer software.

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T helper cells, particularly T follicular helper (T) cells, are essential for the neutralizing antibody production elicited by pathogens or vaccines. However, in immunocompromised individuals, the inefficient support from T cells could lead to limited protection after vaccine inoculation. Here we showed that the conjugation of inducible T cell costimulatory (ICOS) onto the nanoparticle, together with immunogen, significantly enhanced the immune response of the vaccines specific for SARS-CoV-2 or human immunodeficiency virus type-1 (HIV-1) in T-deficient mice.

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  • The epidermal growth factor receptor (EGFR) is a crucial protein involved in cell growth and development, particularly in scallops.
  • Hybrid scallops from hermaphroditic bay and Peruvian scallops are mostly infertile, and this study explores the role of EGFR in this sterility via single-cell RNA sequencing.
  • Findings show that lower levels of EGFR in infertile hybrids correspond to slower oocyte development and higher production of reactive oxygen species (ROS), which may lead to energy deficiencies and higher rates of cell death.
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The inactivated COVID-19 vaccine has demonstrated high efficacy in the general population through extensive clinical and real-world studies. However, its effectiveness in immunocompromised individuals, particularly those living with HIV (PLWH), remains limited. In this study, 20 PLWH and 15 HIV-seronegative individuals were recruited to evaluate the immunogenicity of an inactivated COVID-19 vaccine in PLWH through a prospective cohort study.

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  • * Over 190 different viruses in 32 families have been found in shrews, some of which can cause diseases in both humans and animals.
  • * The review aims to provide essential information on shrews and their viruses to help raise awareness about the potential health risks they pose to public and animal health.
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Melatonin, as an endocrine neurotransmitter, can promote the development of the ovary. Meanwhile, it also has protective effect on the ovary as an antioxidant. Thyroid hormone (TH) is essential for normal human reproductive function.

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A time-synchronized (TS) convergence control method for robotic manipulators is proposed. Adversely to finite-time control, a notion of time-synchronization convergence is introduced based on the ratio persistence property, which can ensure that all system components converge simultaneously in a finite time. Firstly, a robust disturbance observer is constructed to be compatible with the time-synchronized control framework and precisely estimate system uncertainties.

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Zirconium alloys possess excellent wear resistance, which ensures the durability and longevity of the components, making them widely used in medical and other fields. To enhance the functionality of these materials, it is often necessary to fabricate functional microstructures on their surfaces. Electrochemical machining (ECM) techniques demonstrate excellent machining performance for these metals, particularly in the processing of microstructures on complex curved surfaces.

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Short-cycle agricultural product sales forecasting significantly reduces food waste by accurately predicting demand, ensuring producers match supply with consumer needs. However, the forecasting is often subject to uncertain factors, resulting in highly volatile and discontinuous data. To address this, a hierarchical prediction model that combines RF-XGBoost is proposed in this work.

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