2,170 results match your criteria: "The First affiliated Hospital of Kunming Medical University[Affiliation]"

Objective: Abnormal proliferation and migration of biomechanical force-induced venous smooth muscle cells (VSMCs) is a major cause to limit the efficacy of coronary artery bypass grafting (CABG) for coronary heart disease (CHD). Scutellarin is the main active ingredient of Erigeron Breviscapus, and has broad-spectrum pharmacological effects. Therefore, the present study was proposed to investigate the effect of Scutellarin on VSMCs under tensile stress.

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Background: Aldehyde oxidase 1 (AOX1) is associated with various pathophysiological processes, including cancer. Specifically, AOX1 has been demonstrated to have a close relationship with the progression of certain cancers. However, the expression, function, and mechanisms of action of AOX1 in gallbladder cancer (GBC) remain unclear.

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Parkinson's disease (PD) is a neurodegenerative disease that mainly manifests as cognitive decline and motor dysfunction, the treatment of which is still a major challenge in the clinical field. Acupuncture therapy has been shown in many studies to enhance the body's own immunity and disease resistance. This study mainly discusses the specific mechanism underlying electroacupuncture intervention in improving PD.

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Identification of tumor-suppressor genes in lung squamous cell carcinoma through integrated bioinformatics analyses.

Oncol Res

January 2024

The 1st Department of Thoracic Surgery, The Third Affiliated Hospital of Kunming Medical University, Yunnan Tumor Hospital, Kunming, 650118, China.

Lung cancer is a prevalent malignancy, and fatalities of the disease exceed 400,000 cases worldwide. Lung squamous cell carcinoma (LUSC) has been recognized as the most common pathological form of lung cancer. The comprehensive understanding of molecular features related to LUSC progression has great significance in LUSC prognosis assessment and clinical management.

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Adamantinomatous craniopharyngioma (ACP) presents a significant challenge to neurosurgeons despite its benign histology due to its aggressive behavior and unique growth patterns. This narrative review explores the evolving landscape of ACP treatments and their efficacy, highlighting the continuous development in therapeutic approaches in recent years. Traditionally, complete resection was the primary treatment for ACP, but surgical -related morbidity have led to a shift.

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Severe disseminated Nocardia brasiliensis pneumonia with normal immune function: A case report.

Medicine (Baltimore)

January 2024

Department of general surgery, Chuxiong Yi Autonomous Prefecture People's Hospital, Lucheng Town, Chuxiong City, Chuxiong Yi Autonomous Prefecture, Yunnan Province, China.

Rationale: Members of the genus Nocardia brasiliensis are Gram-positive, aerobic bacteria and exist ubiquitously in most environments. In recent years, the incidence of Nocardia brasiliensis has increased significantly and become a global concern. It may be predominantly caused pulmonary infections in immunocompromised hosts.

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miRNA-146a-5p Inhibits Hypoxia-Induced Myocardial Fibrosis Through EndMT.

Cardiovasc Toxicol

February 2024

Laboratory of Molecular Cardiology, Department of Cardiology, The First Affiliated Hospital of Kunming Medical University, No. 295 Xichang Rd, Kunming, 650032, Yunnan, China.

Cardiac Vascular disease particularly myocardial infarction (MI) is a threat to health worldwide. microRNAs (miRNAs) have been shown to regulate myocardial fibrosis. Therefore, it is potential to investigate the mechanism of miRNA and fibrosis following myocardial infarction.

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Maintenance of the Expression of c-FLIP by Hsp70 to Resist Licochalcone A-Induced Anti-Colorectal Cancer Effect through ERK-Mediated Autophagy Induction.

Front Biosci (Landmark Ed)

December 2023

Institute of Basic Medicine and Forensic Medicine, Medical Imaging Key Laboratory of Sichuan Province, North Sichuan Medical College, 637000 Nanchong, Sichuan, China.

Background: The mortality rate of colorectal cancer (CRC) ranks second worldwide. Previous research had indicated that licochalcone A (LA) was a flavonoid in licorice with diverse anticancer effects. We explored the underlying mechanisms of LA-triggered anticancer activity in CRC.

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Article Synopsis
  • rTMS has the potential to improve recovery in individuals with poststroke aphasia (PSA), but previous studies haven't pinpointed the best treatment parameters for maximum effectiveness.
  • This meta-analysis reviewed data from 18 randomized controlled trials totaling 387 participants to determine the optimal rTMS variables for treating PSA.
  • Findings suggest a trend indicating that higher total pulses (40,000) correlate with better treatment outcomes, although other variables showed no significant correlations.
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The tumor microenvironment and cancer-associated fibroblasts (CAFs) play crucial roles in tumor development, and their metabolic coupling remains unclear. Clinical data showed a positive correlation between PDGF-BB, CAFs, and glycolysis in the tumor microenvironment of oral tongue squamous cell carcinoma patients. In vitro, CAFs are derived from hOMF cells treated with PDGF-BB, which induces their formation and promotes aerobic glycolysis.

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Diabetic retinopathy (DR) is a serious microvascular complication of diabetes. The aim of this study was to explore the effect of Sestrin2 on DR through the regulation of autophagy and ferroptosis levels and its mechanism. In vitro and in vivo DR models were established by high glucose (HG) and streptozotocin (STZ) induction of ARPE-19 human retinal pigment epithelial cells and C57BL/6 mice, respectively.

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Background & Aims: 2'-Fucosyllactose (2'-FL), the primary constituent of human milk oligosaccharides, has been identified as a potential regulator of inflammation in inflammatory bowel disease. Despite this recognition, the specific mechanisms through which 2'-FL alleviates ulcerative colitis (UC) remain ambiguous. This study seeks to investigate the potential anti-inflammatory properties of 2'-FL concerning intestinal inflammation and uncover the associated mechanisms.

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Article Synopsis
  • The study investigates the link between sleep duration, insomnia, and comorbid depressive and anxiety symptoms (CDAS) among 22,004 adults participating in the China Multi-Ethnic Cohort study.
  • Results indicate that sleeping less than 7 hours per night is significantly associated with higher rates of CDAS, and a nonlinear relationship between sleep duration and CDAS was observed.
  • The findings suggest that insufficient sleep and insomnia are notably linked to CDAS particularly in females and younger adults, while this association is weaker in men and older individuals.
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CX3CR1 knockout could induce motor dysfunction in several neurological disease models mainly through regulating microglia's function. While CX3CR1 was expressed on neurons in a few reports, whether neuronal CX3CR1 could affect the function of neurons and mediate motor dysfunction under physiological conditions is unknown. To elucidate the roles of neuronal CX3CR1 on motor dysfunction, CX3CR1 knockout mice were created.

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Background: To explore the association between fibroblast growth factor 23 (FGF23) and hearing in chronic renal failure (CRF).

Methods: Pure tone audiometry was used to detect the hearing of patients with CRF; the level of serum FGF23, creatinine, blood urea nitrogen (BUN), parathyroid hormone (PTH), and mean binaural hearing threshold were compared to the control group (people without kidney disease). The rat model of renal failure was established by 5/6 nephrectomy, and the auditory brainstem response (ABR) of rats after modeling was detected by the Tucker Davis Technologies (TDT) system; the expression level of FGF23 in the peripheral blood, renal and cochlear tissue was also detected.

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Objective: The intestine is responsible for approximately one-third of uric acid (UA) excretion. The effect of commensal Enterococcus faecalis (E. faecalis), one of the most colonized bacteria in the gut, on UA excretion in the intestine remains to be investigated.

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To perform intrauterine adhesion modeling, and to investigate the repair effect of hypoxic treated bone marrow mesenchymal stem cells (BMSC) and their derived exosomes (BMSC-exo) on endometrial injury. BMSC and their exosomes BMSC-exo extracted from rats' femur were cultured under conventional oxygen condition (21%O) or hypoxia condition (1%O). Intrauterine adhesion modeling was performed on 40 healthy female SD rats by intrauterine injection of bacterial lipopolysaccharide after curettage.

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Deep learning for malignancy risk estimation of incidental sub-centimeter pulmonary nodules on CT images.

Eur Radiol

July 2024

Department of Pulmonary and Critical Care Medicine, West China Hospital, Sichuan University, Chengdu, China.

Objectives: To establish deep learning models for malignancy risk estimation of sub-centimeter pulmonary nodules incidentally detected by chest CT and managed in clinical settings.

Materials And Methods: Four deep learning models were trained using CT images of sub-centimeter pulmonary nodules from West China Hospital, internally tested, and externally validated on three cohorts. The four models respectively learned 3D deep features from the baseline whole lung region, baseline image patch where the nodule located, baseline nodule box, and baseline plus follow-up nodule boxes.

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Geographical heterogeneity in the disease characteristics and management of patients with inflammatory bowel disease, the preliminary results of a Chinese database for IBD (CHASE-IBD).

Therap Adv Gastroenterol

December 2023

State Key Laboratory of Holistic Integrative Management of Gastrointestinal Cancers and National Clinical Research Center for Digestive Diseases, Xijing Hospital of Digestive Diseases, Fourth Military Medical University, 127 Changle West Road, Xi'an, Shaanxi 710032, China.

Background: The incidence of inflammatory bowel disease (IBD) is rapidly increasing in China, a vast country with significant geographical differences. The socioeconomic status of Eastern China is significantly higher than that of Western China.

Objectives: This study aimed to describe the geographical heterogeneity in the characteristics and management of patients with IBD in both Eastern and Western China.

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To examine the feasibility of single left bundle branch pacing for cardiac resynchronization therapy (CRT) by carrying out a frequency adaptive atrioventricular delay (RAAVD) algorithm and automatic optimization of the single left bundle branch pacing atrioventricular interval (AVI) based on the right atrioventricular interval (RAS-RVS). Thirty-six patients with CRT class Ia indications according to the European Society of Cardiology 2016 guidelines and implanted with RAAVD functional three-chamber pacemakers were prospectively enrolled in this study. Patients were divided into a single left bundle branch pacing group (n = 21) and a standard biventricular pacing group (n = 15).

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Synergistic Enhancement of Isoforskolin and Dexamethasone Against Sepsis and Acute Lung Injury Mouse Models.

J Inflamm Res

December 2023

School of Pharmaceutical Science and Yunnan Key Laboratory of Pharmacology for Natural Products, Kunming Medical University, Kunming, People's Republic of China.

Background: Sepsis is initiated by the dysfunctional response of the host immune system to infection. Septic shock and acute lung injury (ALI) are the main etiology of death caused by sepsis. Glucocorticoids, which are commonly used in clinic to antagonize the inflammatory response of sepsis, may cause serious side effects.

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We aimed to evaluate the reliable rate of normal/balanced embryos for reciprocal translocation and Robertsonian translocation carriers and to provide convincing evidence for clinical staff to conduct genetic counselling regarding common structural rearrangements to alleviate patient anxiety. The characteristics of 39,459 embryos that were sourced from unpublished data and literature were analyzed. The samples consisted of 17,536 embryo karyotypes that were not published and 21,923 embryo karyotypes obtained from the literature.

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Background: There are challenges for beginners to identify standard biliopancreatic system anatomical sites on endoscopic ultrasonography (EUS) images. Therefore, the authors aimed to develop a convolutional neural network (CNN)-based model to identify standard biliopancreatic system anatomical sites on EUS images.

Methods: The standard anatomical structures of the gastric and duodenal regions observed by EUS was divided into 14 sites.

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