Publications by authors named "Dongmei Zhong"

The integrity of the plasma membrane is vital for nearly all aspects of cell functioning. Mechanical forces can cause plasma membrane damage, but it is unclear whether there are large molecules that regulate the integrity of the plasma membrane under mechanical strain. Here we constructed a 384-well cellular-stretch system that delivers precise, reproducible strain to cultured cells.

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Osteosarcoma (OSC) is a high-morbidity bone cancer with an unsatisfactory prognosis. Timely and accurate assessment the overall survival (OS) and progression-free survival (PFS) in patients with OSC are required to guide and select the best treatment. This study aimed to develop a simple, convenient and low-cost prognostic model based on clinical characteristics and blood biomarkers for predicting OS and PFS in OSC patients.

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Introduction: Chinese patent medicines, produced using advanced pharmaceutical techniques and available in various forms, including powders, granules, tablets, pills, and capsules, finds extensive utilization among Western medicine practitioners in primary healthcare (WMP-PHC). However, the inappropriate overprescribing of these medicines has led to significant resource waste and raised considerable concerns. Therefore, we aim to address related knowledge gaps by employing unannounced standardized patients (USPs) as a method, for both measurement and intervention research.

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Article Synopsis
  • Clinical practice guidelines are crucial for ensuring consistency in medical practices, but their implementation is currently ineffective due to various external and intrinsic barriers.
  • This study seeks to create an appraisal tool that enhances guideline implementation by addressing these barriers and improving the structure of the guidelines themselves.
  • The research will involve four phases, including developing a theoretical framework, testing different guideline versions, building the appraisal tool with reliability and validity checks, and integrating it with an existing guideline rating system for practical feedback.
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Plasma membrane integrity is vital not only for cell survival but also nearly all aspects of cell functioning1. Mechanical stress can cause plasma membrane damage2, but it is not known whether there are large molecules (proteins) that control plasma membrane integrity. Here we constructed a 384-well cellular stretch system that delivers precise, reproducible mechanical strain to adherent cells.

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Background: The prevalence of coexisting type 2 diabetes mellitus and hypertension is increasing globally and posing significant health challenges. Effective self-management is crucial for controlling the disease and preventing complications. Telehealth education has emerged as a promising approach to enhancing self-management.

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Background And Objectives: Camrelizumab plus rivoceranib showed significant clinical benefits in progression-free survival and overall survival compared to sorafenib in patients with unresectable hepatocellular carcinoma (HCC). This study aimed to assess its cost effectiveness from the perspective of Chinese health care system.

Methods: A Markov state-transition model was developed based on the Phase 3 randomized CARES-310 clinical trial data.

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Article Synopsis
  • * Researchers used standardized patients to conduct 1201 visits across seven provinces, finding that less than one-third of patients had their blood pressure checked, often not following the recommended protocols.
  • * The findings indicate a significant gap in hypertension screening practices in China, highlighting the need for better adherence to guidelines and improved training for healthcare providers.
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Background: Detection and diagnosis of autism spectrum disorder (ASD) are prerequisites for early interventions. However, few studies focused on this topic.

Aim: This study aims to characterize the timing from symptom detection to intervention in children with ASD and identify predictors of age at ASD diagnosis, presence of intervention, and the time lag between detection and diagnosis.

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Article Synopsis
  • * Researchers created a transgenic mouse model that had MAPK7 deleted in cartilage, leading to issues like kyphosis and osteopenia due to decreased MEF2C expression and activated PTEN, which disrupted normal chondrocyte growth in the spine.
  • * Pharmacologically activating AKT helped reverse some vertebral defects in these mice, providing insight into MAPK7's involvement in vertebral development and potential treatments for spinal deformities.
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Introduction: Melanoma is a common and aggressive type of skin cancer with rising incidence rate globally. Gender is one of the determining factors, and overall males have a higher risk of developing melanoma as well as worse prognosis. Emerging evidence show that GPR68, a G protein-coupled receptor that is sensitive to acid and mechanical stimulations for cellular microenvironment, plays an important role in tumor biology.

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Programmed death-ligand 1 (PD-L1) ensures that tumor cells escape T-cell-mediated tumor immune surveillance. However, gliomas are characteristic of the low immune response and high-resistance therapy, it is necessary to understand molecular regulatory mechanisms in glioblastoma, especially the limited regulation of PD-L1 expression. Herein, we show that low expression of AP-2α is correlated with high expression of PD-L1 in high-grade glioma tissues.

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Introduction: As direct-to-consumer teleconsultation (hereafter referred to as 'teleconsultation') has gained popularity, an increasing number of patients have been leaving online reviews of their teleconsultation experiences. These reviews can help guide patients in identifying doctors for teleconsultation. However, few studies have examined the validity of online reviews in assessing the quality of teleconsultation against a gold standard.

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The aim of this study was to compare the depressive symptoms during pregnancy between pregnant women aged over 35 years and those aged less than 35 years and to evaluate the protective effect of social support in early pregnancy against prenatal depressive symptoms. One hundred and seventy one women aged over 35 years and 342 trimester-matched women aged less than 35 years were included from a level III hospital in Shenzhen, China. The self-report Edinburgh Postnatal Depression Scale (EPDS) and Social Support Rating Scale (SSRS) were used to evaluate prenatal depression and social support in early pregnancy.

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Although rumination and social support are regarded as essential predictors of posttraumatic growth (PTG), few studies have explored the associations among PTG, rumination, and social support in parents of children with autism spectrum disorder (ASD). This study examined whether social support mediates the relationship between rumination and PTG. Cross-sectional questionnaire data were collected from 385 parents of children with ASD from September 2019 to November 2020 by convenience sampling.

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Abnormal mechanical load is a main risk factor of intervertebral disc degeneration (IDD), and cellular senescence is a pathological change in IDD. In addition, extracellular matrix (ECM) stiffness promotes human nucleus pulposus cells (hNPCs) senescence. However, the molecular mechanism underlying mechano-induced cellular senescence and IDD progression is not yet fully elucidated.

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Increasing evidence shows that polycystic ovary syndrome (PCOS) patients are particularly vulnerable to anxiety/depression-like behaviors. This study sought to determine the prevalence of anxiety/depression-like behaviors among women with PCOS and to identify factors associated with these behaviors. This study was a secondary analysis of three studies performed on Chinese women who were aged 18 to 40 and diagnosed with PCOS according to the modified Rotterdam criteria.

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Background: Virtual reality (VR) is used to improve specific health needs by combining multiple technologies; it is increasingly being used in the medical field, showing satisfactory effects, especially in the management of chronic disease. The aim of this study was to assess the effects of VR cognitive training for individuals with mild cognitive impairment (MCI).

Methods: Peer-reviewed articles were searched from the PubMed, Embase, Web of Science, the Cochrane Library, Science Direct, and EBSCOhost databases, as well as CNKI, Sinomed, Vip.

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Objective: To describe family care behaviors for children with upper respiratory tract infections (URTIs) and explore related factors.

Design And Methods: Parents of children with URTIs were included in this cross-sectional study. Family care behaviors, disease-related knowledge, and parental self-efficacy were evaluated with validated measures.

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Background: Long bones of limbs are formed through endochondral bone formation, which depends on the coordinated development of growth plates. Our previous studies have demonstrated that dysfunction of mitogen-activated protein kinase 7 (MAPK7) can cause skeletal dysplasia. However, little is known about the role of MAPK7 in the regulation of proliferation and differentiation of chondrocytes during growth plate development.

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The receptor tyrosine kinase MET plays a vital role in skeletal muscle development and in postnatal muscle regeneration. However, the effect of MET on myogenesis of myoblasts has not yet been fully understood. This study aimed to investigate the effects of MET on myogenesis in vivo and in vitro.

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Purpose: Preaxial polydactyly (PPD) is a common congenital hand malformation classified into four subtypes (PPD I-IV). Variants in the zone of polarizing activity regulatory sequence (ZRS) within intron 5 of the LMBR1 gene are linked to most PPD types. However, the genes responsible for PPD I and the underlying mechanisms are unknown.

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