Publications by authors named "Shichao Zhu"

Objective: In this study, we investigated the cause of the AngII dose elevation in aqueous humor of primary open-angle glaucoma (POAG) patients.

Methods: Enzyme-linked immunosorbent assay (ELISA), western blotting were used to detect concentration of Angiotensin Converting Enzyme 2 (ACE2) and Prolylcarboxypeptidase (PRCP). AngII and AngII + Recombinant PRCP were injected into anterior chamber of mouse eye.

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  • * Autophagy, a process that degrades organelles and proteins, can help reduce TGFβ2-induced fibrosis in TM cells when activated with drugs like Rapamycin or Everolimus.
  • * The beneficial effects of autophagy activation on TM fibrosis and IOP reduction are diminished when the autophagy-lysosome process is blocked, highlighting the importance of this pathway in managing fibrosis.
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  • Intensive care unit delirium (ICUD) is a quick-onset brain dysfunction marked by altered consciousness and cognitive issues, often noticed first by family members; the study focuses on adapting the Sour Seven Questionnaire for Chinese speakers to help families detect ICUD.* -
  • The process involved translating and culturally refining the questionnaire through expert feedback and interviews, and it was tested on 190 ICU patients and their families against a standard assessment tool (CAM-ICU).* -
  • Results indicated that the Chinese version of the Sour Seven Questionnaire is a reliable screening tool for identifying ICUD, showcasing strong sensitivity and specificity, proving helpful for families, including during online consultations.*
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Ecological well-being performance (EWP), a novel concept in sustainable development research, diverges from traditional ecological efficiency in terms of perspectives, core content, and driving factors. However, research on EWP remains insufficiently comprehensive, particularly the corresponding theoretical and methodological investigations into driving pathways. To address this gap, this study develops an "economy-environment-health" framework, incorporating air pollution and associated health losses into the evaluation system, and employs a two-stage Super-NSBM and Window DEA model for reevaluating EWP.

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Background: Intensive care unit (ICU) delirium is a common complication in older critically ill patients that has a significant impact. The Family Confusion Assessment Method (FAM-CAM) is a vital tool for assisting family members in identifying delirium; however, no study has yet been reported on the Chinese version of the scale.

Objectives: The objective of this study was to translate the FAM-CAM into a Chinese version and to verify its effectiveness for delirium detection in an online patient visit setting.

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  • The study focused on the development of a nomogram to predict invasive fungal super-infection (IFSI) in ICU patients with healthcare-associated bacterial infections (HABI).
  • Researchers conducted an ambispective cohort study, analyzing data from over 12,000 patients to identify predictors of IFSI and compared two logistic regression models for predictive performance.
  • The results showed a rising incidence of IFSI with specific fungal strains dominating; the stepwise logistic regression model proved to be effective in both internal and external validation, supporting targeted prevention efforts.
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Background: Sepsis is a serious infectious disease caused by various systemic inflammatory responses and is ultimately life-threatening. Patients usually experience depression and anxiety, which affect their sleep quality and post-traumatic growth levels.

Aim: To investigate the effects of sepsis, a one-hour bundle (H1B) management was combined with psychological intervention in patients with sepsis.

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The question of whether environmental regulation fosters technological innovation and green development, as a nuanced extension of the Porter hypothesis, constitutes a focal point in contemporary research. Despite this attention, the literature often omits a multifaceted evaluation framework for green development and fails to consider multiaspectual environmental regulation and technological innovation. This study develops a comprehensive model of green total factor productivity (GTFP), situating the Chinese economy within an economy-environment-health nexus.

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Objective: To explore the relationship between the professional quality of life and work environment among intensive care unit nurses, and identify the influencing factors of intensive care unit nurses' professional quality of life.

Methods: This study design is cross-sectional and correlational descriptive. Four hundred fourteen intensive care unit nurses from Central China were recruited.

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Glaucoma including primary open-angle glaucoma (POAG) results from elevations in intraocular pressure (IOP). An eye-localized renin-angiotensin system (RAS) has been implicated in IOP regulation, although its mechanism of action and contribution to glaucoma is poorly understood. Here, we detected significant increases in the levels of angiotensin II (ANGII) in aqueous humor samples from POAG patients.

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  • Heart failure is a significant global health concern, with a comprehensive study revealing trends and contributing factors from 1990 to 2019.
  • In 2019, the age-standardized prevalence of heart failure was approximately 711.90 cases per 100,000 population, showing a general decline overall, though an increase was noted between 2017 and 2019, especially in less-developed countries.
  • Ischemic and hypertensive heart diseases are the leading causes of heart failure, highlighting the need for targeted prevention and treatment efforts in these regions.
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Carbapenem-resistant Klebsiella pneumoniae (CRKP) infection is a major public health threat in the world. To inform the prevention and control of CRKP infection in hospitals, this study analyzed the factors associated with CRKP infection and resistance to carbapenems in K. pneumoniae.

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Aortic aneurysm (AA), a potentially lethal condition with the characteristic of aortic dilatation, can only be treated by surgical or endovascular procedures. The underlying mechanisms of AA are unclear and early preventive treatment is still insufficient due to segmental aortic heterogeneity and the limitations of current disease models. Here, we firstly established a comprehensive lineage-specific vascular smooth muscle cell (SMC)-on-a-chip model using human induced pluripotent stem cells to yield cell lineages representing different segments of the aorta and tested the constructed organ-on-a-chip model under various tensile stress conditions.

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Drug-drug interaction (DDI) prediction identifies interactions of drug combinations in which the adverse side effects caused by the physicochemical incompatibility have attracted much attention. Previous studies usually model drug information from single or dual views of the whole drug molecules but ignore the detailed interactions among atoms, which leads to incomplete and noisy information and limits the accuracy of DDI prediction. In this work, we propose a novel dual-view drug representation learning network for DDI prediction ('DSN-DDI'), which employs local and global representation learning modules iteratively and learns drug substructures from the single drug ('intra-view') and the drug pair ('inter-view') simultaneously.

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Air pollution is a major public health concern worldwide. Exposure to fine particulate matter (PM2.5) is closely associated with cardiovascular diseases.

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Enteral Nutrition-related Diarrhea (END) is an extremely common complication in Intensive Care Unit (ICU) patients. However, it is currently unclear whether the patient's gut microbiota is disturbed. Our study aimed to explore the characteristics of gut microbiota changes in END patients.

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Ciprofloxacin use may be associated with adverse aortic events. However, the mechanism underlying the effect of ciprofloxacin on the progression of thoracic aortic aneurysm (TAA) is not well understood. Using an in vitro microphysiological model, we treated human aortic smooth muscle cells (HASMCs) derived from patients with bicuspid aortic valve- or tricuspid aortic valve-associated (BAV- or TAV-associated) TAAs with ciprofloxacin.

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Thoracic aortic aneurysm (TAA), in which arteries enlarge asymptomatically over time until dissection or rupture occurs, is a serious health risk. The mainstay of TAA treatment remains surgical repair due to the lack of effective drugs. The complex etiology and pathogenesis of TAA, including hemodynamic alterations and genetic factors, lead to inaccuracies in preclinical models for drug screening.

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Objectives: This study sought to investigate nurses' knowledge, attitudes and practices, and analyse the influencing factors for subsyndromal delirium (SSD).

Design: A descriptive cross-sectional survey.

Setting: E-questionnaires were distributed to intensive care unit (ICU) nurses from 20 tertiary-grade, A-class hospitals in Henan Province, China.

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  • This study investigates the prevalence and competitive success of multiple carbapenem-resistant Klebsiella pneumoniae (CRKP) clones in a hospital ICU, focusing on the mechanisms behind the dominance of a particular clone, ST11.
  • Out of 638 ICU patients screened, 171 tested positive for CRKP, with most isolates belonging to six different sequence types and ST11 being the most common.
  • The dominant clone 1 (KL64) exhibited traits such as reduced biofilm formation and virulence, while showing increased capability to utilize ethanolamine, suggesting these factors contribute to its competitive advantage in the hospital environment.
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The effect of thromboembolism prophylaxis on clinical outcomes, such as ventilator-associated events (VAEs), ICU stays, and mortality, remains controversial. This study was conducted to evaluate the effect of pharmacological thromboprophylaxis on VAEs, ICU stays, and ICU mortality among patients receiving mechanical ventilation (MV). A retrospective cohort study was conducted based on a well-established registry of healthcare-associated infections at ICUs in the West China Hospital system.

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  • Conventional two-dimensional cell cultures and animal models struggle to effectively replicate human thoracic aortic aneurysm and dissection (TAAD), leading to a gap in understanding that can hinder drug discovery.
  • Recent advancements in microfabrication and microfluidics have enabled the creation of organoids-on-a-chip that better simulate the biomechanical environment of human tissues.
  • The newly developed human aorta smooth muscle cell organ-on-a-chip (HASMC-OOC) model accurately mimics the mechanical strain experienced in human aortic smooth muscle cells, offering a promising alternative for studying TAAD and identifying potential therapies.
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Background: Polymyxins antibiotics have become the first-line clinical drugs in the treatment of refractory gram-negative bacterial infections. Currently, there is a lack of clinical studies on the effect of extracorporeal membrane oxygenation (ECMO) combined with continuous renal replacement therapy (CRRT) on polymyxin concentrations. The purpose of this report was to investigate the changes in the plasma concentrations of Colistin sulfate during ECMO and CRRT and to provide drug administration programs for critically ill patients receiving ECMO and CRRT.

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  • Thoracic aortic aneurysm (TAA) is a serious condition characterized by the dilation of the aorta, leading to potentially life-threatening complications, and there is a lack of effective treatment options.
  • A new three-dimensional microphysiological model was developed using human aortic smooth muscle cells to study TAA and test drugs, revealing important biological features that mimic the disease state more accurately than traditional methods.
  • The study found that the diabetes medication metformin showed promise in restoring normal cell function and improving aortic health in TAA, supporting the use of the microphysiological model for future drug discovery and personalized treatment.
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Background: There are few published reports describing the clinical characteristics of acute pancreatitis (AP) patients with multidrug-resistant organism (MDRO) infection.

Methods: This was a retrospective analysis of AP patients with MDRO infection in West China Hospital between July 2015 and June 2020. Basic clinical data, disease progression states, and prognoses of the MDRO and non-MDRO infection groups were compared and analyzed.

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