2,150 results match your criteria: "The First affiliated Hospital of Kunming Medical University[Affiliation]"

Reduction of intracortical inhibition (ICI) correlates with cognitive performance and psychopathology symptoms in schizophrenia.

Schizophrenia (Heidelb)

September 2024

Clinical Research Center for Mental Disorders, Shanghai Pudong New Area Mental Health Center, School of Medicine, Tongji University, Shanghai, 200124, China.

Cognitive impairment is a core symptom of schizophrenia (SZ), with GABAergic dysfunction in the brain potentially serving as a critical pathological mechanism underlying this condition. Intracortical inhibition (ICI), which includes short-interval intracortical inhibition (SICI) and long-interval intracortical inhibition (LICI), can be used to assess the inhibitory function of cortical GABAergic neurons. The aim of this study was to investigate the relationship between ICI and cognitive function, as well as psychopathological symptoms, in SZ patients.

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The aim of this work was to provide a theoretical and scientific basis for the treatment, prevention, and control of clinical drug-resistant bacterial infections by studying the molecular epidemiology and horizontal transfer mechanism of -carrying linezolid-resistant strains (LREfs) that were clinically isolated in a tertiary hospital in Kunming, China. Non-repetitive LREfs retained in a tertiary A hospital in Kunming, China. The strains were identified by Matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF MS).

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Article Synopsis
  • The study focuses on a case of an adult with community-acquired necrotizing pneumonia caused by co-infection of Influenza A (H1N1) and Staphylococcus aureus, highlighting the role of specific virulence factor genes.* -
  • A retrospective analysis of the patient's clinical data revealed symptoms of viral and bacterial infection, including necrotizing pneumonia and toxic shock syndrome, but despite aggressive treatment, the patient's condition worsened.* -
  • The findings emphasize the need for healthcare professionals to be aware of the dangers of combining Influenza virus and virulent strains of Staphylococcus aureus, especially as they can lead to severe outcomes in young adults.*
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S. glabra exerts anti-lung cancer effects by inducing ferroptosis and anticancer immunity.

Phytomedicine

November 2024

Scientific Research and Experimental Center, Yunnan University of Chinese Medicine, Kunming 650500, China. Electronic address:

Background: Sarcandra glabra (S. glabra), a traditional Chinese medicine (TCM), has demonstrated significant anticancer activity; however, the underlying mechanisms have not yet been fully elucidated.

Purpose: This study aimed to investigate the effects of S.

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Acute myeloid leukemia (AML), an uncommonly low 5-year survival and high mortality rate, is a potentially catastrophic diagnosed subtype of leukemia. The development of new prognostic markers is urgently needed to guide its treatment. Necroptosis is a newly defined biological process for regulating cell death, and previous studies have confirmed that the abnormality of the physical function can lead to multiple malignancies.

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Article Synopsis
  • There has been significant progress in diagnosing and treating ACL injuries in China, with ACL reconstruction widely recognized for restoring knee stability, though standardized protocols are still needed.
  • The Chinese Association of Orthopaedic Surgeons and the Chinese Society of Sports Medicine collaborated to create an expert consensus aimed at improving diagnostic and treatment standards for ACL injuries.
  • Experts focused on "Graft Selection" and "Clinical Outcome Evaluation" during the consensus development, concluding that while there is no definitive graft choice, each option has its benefits and drawbacks regarding healing, availability, costs, and risks, particularly for young athletes.
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To investigate the prevalence of functional constipation (FC) in elderly hospitalized patients and analyze the influencing factors. This was a cross-sectional study in which 506 patients hospitalized in general surgery from February to June 2020 were selected. Information on patients' age, gender, ethnicity, body mass index, intake of vegetables, fruits, meat, and spicy foods, sleep, smoking, alcohol consumption, time of defecation, and mode of defecation was collected through questionnaires, and the factors affecting functional constipation were analyzed using binary logistic regression models; among 506 patients, 254 had FC, with a prevalence of 50.

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Objective: To analyze primary angle closure suspect (PACS) patients' anatomical characteristics of anterior chamber configuration, and to establish artificial intelligence (AI)-aided diagnostic system for PACS screening.

Methods: A total of 1668 scans of 839 patients were included in this cross-sectional study. The subjects were divided into two groups: PACS group and normal group.

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The impact of Sodium Houttuyniae (SH) on lipopolysaccharide (LPS)-induced ALI has been investigated extensively. However, it remains ambiguous whether ferroptosis participates in this process. This study aimed to find out the impacts and probable mechanisms of SH on LPS-induced ferroptosis.

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Geniposide ameliorates bleomycin-induced pulmonary fibrosis in mice by inhibiting TGF-β/Smad and p38MAPK signaling pathways.

PLoS One

September 2024

School of Pharmaceutical Sciences & Yunnan Key Laboratory of Pharmacology for Natural Products, College of Modern Biomedical Industry, Kunming Medical University, Kunming, China.

Pulmonary fibrosis (PF) is an interstitial lung disease characterized by inflammation and fibrotic changes, with an unknown cause. In the early stages of PF, severe inflammation leads to the destruction of lung tissue, followed by upregulation of fibrotic factors like Transforming growth factor-β (TGF-β) and connective tissue growth factor (CTGF), which disrupt normal tissue repair. Geniposide, a natural iridoid glycoside primarily derived from the fruits of Gardenia jasminoides Ellis, possesses various pharmacological activities, including liver protection, choleretic effects, and anti-inflammatory properties.

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Cisplatin is a common anticancer drug, but its frequent nephrotoxicity limits its clinical use. Small GTP-binding protein GDP dissociation stimulator (smgGDS), a small GTPase chaperone protein, was considerably downregulated during cisplatin-induced acute kidney injury (CDDP-AKI), especially in renal tubular epithelial cells. SmgGDS-knockdown mice was established and found that smgGDS knockdown promoted CDDP-AKI, as demonstrated by an increase in serum creatine, blood urea nitrogen levels and the appearance of tubular patterns.

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Acute coronary syndrome (ACS) poses a significant threat to health and well-being, although percutaneous coronary intervention (PCI) is an effective treatment method. However, many patients undergoing PCI for coronary heart disease often experience negative emotions such as depression and anxiety, as well as sleep disturbances, poor adherence to medications, and somatic symptoms. These adverse psychological effects can contribute to an increased risk of cardiovascular events.

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Ubiquitination is a crucial post-translational modification of proteins that mediates the degradation or functional regulation of specific proteins. This process participates in various biological processes such as cell growth, development, and signal transduction. E3 ubiquitin ligases play both positive and negative regulatory roles in osteogenesis and differentiation by ubiquitination-mediated degradation or stabilization of transcription factors, signaling molecules, and cytoskeletal proteins.

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Electroacupuncture regulates glucose metabolism by inhibiting SGLT1 levels, inhibiting microglial polarization, and alleviating Parkinson's disease.

Exp Gerontol

October 2024

The Second Department of Neurosurgery, The First Affiliated Hospital of Kunming Medical University, Kunming 650032, Yunnan, China; Yunnan Provincial Clinical Research Center for Neurological Disease, Kunming 650032, Yunnan, China. Electronic address:

Background: Parkinson's disease (PD) is a common central neurodegenerative disease in middle-aged and elderly people. The progressive degeneration and death of dopaminergic neurons leads to insufficient dopamine (DA) neurotransmitters. Acupuncture and moxibustion can alleviate the aging of neurons.

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Objective: Explainable machine learning (XAI) was introduced in this study to improve the interpretability, explainability and transparency of the modelling results. The survex package in R was used to interpret and compare two survival models - the Cox proportional hazards regression (coxph) model and the random survival forest (rfsrc) model - and to estimate overall survival (OS) and its determinants in heart failure (HF) patients using these models.

Methods: We selected 1159 HF patients hospitalised at the First Affiliated Hospital of Kunming Medical University.

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The impact of vitamin E, vitamin B6, and niacin intake on cataract incidence based on NHANES 2005-2008 data.

Front Nutr

August 2024

Eye Institute and Affiliated Xiamen Eye Center, School of Medicine, Xiamen University, Xiamen, Fujian, China.

Objective: This investigation aims to elucidate the correlations between dietary intakes of vitamin E, B6, and niacin and the incidence of cataracts, utilizing the comprehensive NHANES 2005-2008 dataset to affirm the prophylactic roles of these nutrients against cataract formation.

Methods: Using data from the NHANES 2005-2008 cycles, this analysis concentrated on 7,247 subjects after exclusion based on incomplete dietary or cataract data. The identification of cataracts was determined through participants' self-reported ophthalmic surgical history.

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Complement Factor B (CFB) inhibits the malignant progression of lung adenocarcinoma by downregulating the Ras/MAPK signaling pathway.

Arch Biochem Biophys

October 2024

Department of Clinical Laboratory, The First Affiliated Hospital of Kunming Medical University, Kunming, 650032, Yunnan, China; Yunnan Key Laboratory of Laboratory Medicine, Kunming, 650032, Yunnan, China; Yunnan Province Clinical Research Center for Laboratory Medicine, Kunming, 650032, China. Electronic address:

Lung adenocarcinoma (LUAC) as the most common lung cancer, and its incidence is increasing. Complement factor B (CFB) is an important factor in the alternative complement pathway. CFB has been reported to be involved in the progression of many cancers, including in pancreatic cancer, cutaneous squamous cell carcinoma, and nasopharyngeal carcinoma, but the function and molecular mechanism of CFB in LUAC remains unclear.

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Article Synopsis
  • - The study investigates the relationship between the CagA gene and chronic gastritis in a Chinese population, focusing on variations in the EPIYA motifs and their impact on disease severity.
  • - Researchers isolated 86 strains of CagA-positive bacteria from patients with chronic gastritis in Beijing, using PCR to analyze the genetic sequences, identifying 259 EPIYA motifs with notable variations among different types of CagA.
  • - The findings indicate that the CagA-ABD type is most prevalent and may be associated with more severe forms of gastric conditions, highlighting significant differences between East-Asian and Western types of CagA in terms of EPIYA segment variations.
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Article Synopsis
  • The study investigates the mental health issues, specifically anxiety and depression, faced by people living with HIV (PLWH) and how these issues are evaluated by both patients and physicians.
  • A total of 5,000 PLWH and 500 physicians participated in a cross-sectional study, revealing that the agreement (concordance) between how physicians and PLWH perceive depressive and anxiety issues is significantly lower than expected (around 73.84% for depression and 71.74% for anxiety).
  • Results indicate that physicians tend to overestimate depressive and anxiety issues compared to patients, with mismatch rates of 26.16% for depression and 28.26% for anxiety, highlighting the need for improved communication and assessment methods in
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Engineered mitochondria exert potent antitumor immunity as a cancer vaccine platform.

Cell Mol Immunol

November 2024

Laboratory of Aging Research and Cancer Drug Target, State Key Laboratory of Biotherapy and Cancer Center, National Clinical Research Center for Geriatrics, West China Hospital, Sichuan University, Chengdu, Sichuan, China.

Article Synopsis
  • - The study focuses on creating a new cancer vaccine by engineering mitochondria to enhance antigen delivery, specifically using proteins like ovalbumin (OVA) and tyrosinase-related protein 2 (TRP2) to stimulate the immune system against tumors.
  • - Engineered vaccines with OVA and TRP2 were effective in activating dendritic cells (DCs) and inducing a tumor-specific immune response in mice, highlighting their potential as both preventive and therapeutic options.
  • - The research reveals that the activation of DCs via these mitochondrial vaccines utilizes the TLR2 pathway, suggesting these engineered mitochondria could be a versatile tool for developing vaccines for various cancers and diseases.
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Article Synopsis
  • The study examines how various factors affect the transfer of training among nurses who completed clinical nurse specialist (CNS) training, focusing on how these factors evolve over time.
  • A quantitative survey was conducted over 18 months with 46 newly trained CNSs, using a questionnaire that identified key dimensions influencing training transfer, such as managerial support and organizational obstacles.
  • Results indicated that challenges related to training transfer decreased over time, with managerial support becoming a significant obstacle in later stages, while organizational hindrances were more pronounced shortly after training.
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Rationale: This study reports the first case of congenital hypothyroidism (CH) and alpha thalassemia in a child in China, with anemia and muscle damage as the main manifestations. Analyzing and studying this case is of great significance in reducing missed and misdiagnosed CH and will provide a clinical strategy for treating these patients.

Patient Concerns: Child, female, 2 years and 7 months old, the child appeared dispirited, had poor appetite, shallow complexion, reduced activities with anemia, elevated muscle enzymes, height, and growth retardation.

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