40 results match your criteria: "Chonggang general hospital[Affiliation]"

Background: Autism spectrum disorder (ASD) appears to be a common neurological developmental deficit disorder in pediatric patients, resulting in a tremendous burden on society.

Purpose: The article aimed to explore early diagnostic markers for ASD.

Methods: Levels of long non-coding RNA (lncRNA) H19 and microRNA-484 (miR-484) were detected using fluorescence quantitative polymerase chain reaction (PCR).

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Article Synopsis
  • Autophagy plays a key role in cellular balance and drug resistance in tumors, and this study focuses on the gene Angiotensinogen (AGT) in colorectal cancer (CRC) as a potential contributor to chemotherapy resistance.
  • AGT expression was found to be significantly higher in CRC tissues compared to normal tissues, with elevated levels linked to shorter recurrence-free survival and enriched autophagy pathways.
  • The study utilized a range of methodologies including multi-omics analysis and functional enrichment to investigate the relationship between AGT levels, drug sensitivity, and immune infiltration in CRC.
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Background: The nodule mass is an important indicator for evaluating the invasiveness of neoplastic ground-glass nodules (GGNs); however, the efficacy of nodule mass acquired by artificial intelligence (AI) has not been validated. This study thus aimed to determine the efficacy of nodule mass measured by AI in predicting the invasiveness of neoplastic GGNs.

Methods: From May 2019 to September 2023, a retrospective study was conducted on 755 consecutive patients comprising 788 pathologically confirmed neoplastic GGNs, among which 259 were adenocarcinoma in situ (AIS), 282 minimally invasive adenocarcinoma (MIA), and 247 invasive adenocarcinoma (IAC).

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Background: Klebsiella pneumoniae (KP) is the second most prevalent Gram-negative bacterium causing bloodstream infections (BSIs). In recent years, the management of BSIs caused by KP has become increasingly complex due to the emergence of carbapenem-resistant Klebsiella pneumoniae (CRKP). Although numerous studies have explored the risk factors for the development of CRKP-BSIs, the mortality of patients with KP-BSIs, and the molecular epidemiological characteristics of CRKP, the variability in data across different populations, countries, and hospitals has led to inconsistent conclusions.

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HIV-associated neurocognitive disorder (HAND) is now recognized to be relatively common in people living with HIV (PLWH), and remains a common cause of cognitive impairment. Unfortunately, the fundamental pathogenic processes underlying this specific outcome of HIV infection have not as yet been fully elucidated. With increased interest in research related to the microbiota-gut-brain axis, the gut-brain axis has been shown to play critical roles in regulating central nervous system disorders such as Alzheimer's disease and Parkinson's disease.

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MCL restrained ROS/AKT/ASAH1 pathway to therapy tamoxifen resistance breast cancer by stabilizing NRF2.

Cell Prolif

November 2024

State Key Laboratory of Medicinal Chemical Biology and College of Pharmacy, Nankai University, Tianjin, China.

Tamoxifen resistance is a common and difficult problem in the clinical treatment of breast cancer (BC). As a novel antitumor agent, Micheliolide (MCL) has shown a better therapeutic effect on tumours; however, little is known about MCL and its role in BC therapy. With tamoxifen stimulation, drug-resistant BC cells MCF7TAMR and T47DTAMR obtained a high oxidative status and Amidohydrolase 1 (ASAH1) was abnormally activated.

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HER2/PI3K/AKT pathway in HER2-positive breast cancer: A review.

Medicine (Baltimore)

June 2024

Institute for Cancer Medicine and School of Basic Medical Sciences, Southwest Medical University, Luzhou, China.

Breast cancer is currently the most commonly occurring cancer globally. Among breast cancer cases, the human epidermal growth factor receptor 2 (HER2)-positive breast cancer accounts for 15% to 20% and is a crucial focus in the treatment of breast cancer. Common HER2-targeted drugs approved for treating early and/or advanced breast cancer include trastuzumab and pertuzumab, which effectively improve patient prognosis.

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The outcome and related risk factors of unvaccinated patients with end-stage kidney disease during the Omicron pandemic: a multicentre retrospective study.

BMJ Open

May 2024

Department of Nephrology, the Key Laboratory for the Prevention and Treatment of Chronic Kidney Disease of Chongqing, Chongqing Clinical Research Center of Kidney and Urology Diseases, Xinqiao Hospital, Army Medical University (Third Military Medical University), Chongqing, China

Objectives: The study aims to identify the outcome and the related factors of unvaccinated patients with end-stage kidney disease during the Omicron pandemic.

Design: A multicentre retrospective study of patients with end-stage kidney disease undergone maintenance haemodialysis (HD) in China.

Setting: 6 HD centres in China.

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Objective: This study assesses the efficacy of rituximab in the treatment of neuromyelitis optica spectrum disorders (NMOSD).

Methods: The study initially included 40 patients with NMOSD diagnosed, after excluding patients who did not meet the complete inclusion criteria. Patients in the conventional group received routine clinical treatment, while patients in the study group received additional treatment with rituximab on the basis of the conventional treatment.

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Objective: To determine the efficacy of femoral neck system compared to dynamic hip screws in treating femoral neck fractures.

Methods: The systematic review was conducted from January to March 2023, and comprised literature search on PubMed, Embase, Scopus, Ovid, Cochrane Central Register of Controlled Trials, China National Knowledge Infrastructure and Wanfang databases for relevant studies published up to March 1, 2023. Study data as well as demographic and outcome parameters related to the patients were extracted, and the methodological index for non-randomised studies was used to assess the risk of bias.

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Article Synopsis
  • Left ventricular hypertrophy (LVH) is common in hemodialysis patients and increases their risk of death; the effects of roxadustat versus EPO on LVH were studied.
  • A 12-month clinical trial with 114 patients found that roxadustat led to a significant decrease in left ventricular mass index (LVMI), while EPO resulted in an increase in LVMI.
  • The study concluded that roxadustat is more effective than EPO in reducing LVH among hemodialysis patients, with no major differences in other cardiovascular outcomes.
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Au/PANI@PtCu-based electrochemical immunosensor for ultrasensitive determination of pro-gastrin-releasing peptide.

Mikrochim Acta

February 2024

Department of Clinical Laboratory, Chongqing Key Laboratory of Translational Research for Cancer Metastasis and Individualized Treatment, Chongqing University Cancer Hospital and Chongqing Cancer Institute, Chongqing, 400030, China.

Article Synopsis
  • An ultrasensitive electrochemical immunosensor for detecting pro-gastrin-releasing peptide (ProGRP) was developed using PtCu nanodendrites on Au/polyaniline nanospheres.
  • * The sensor benefits from the synergistic effects of its components, providing excellent electro-catalytic activity and a large surface area for antibody immobilization.
  • * It demonstrated impressive sensitivity with a detection range from 100 fg/mL to 10 ng/mL and a low limit of detection of 77.62 fg/mL.
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Background: Interindividual variation characterizes the relief experienced by constipation-predominant irritable bowel syndrome (IBS-C) patients following linaclotide treatment. Complex bidirectional interactions occur between the gut microbiota and various clinical drugs. To date, no established evidence has elucidated the interactions between the gut microbiota and linaclotide.

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Purpose: To determine the value of intrapulmonary concomitant lesions in differentiating non-neoplastic and neoplastic ground-glass nodules (GGNs).

Patients And Methods: From January 2014 to March 2022, 395 and 583 patients with confirmed non-neoplastic and neoplastic GGNs were retrospectively enrolled. Their clinical and chest CT data were evaluated.

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Objectives: The aim of the present study was to introduce a novel three-dimensional computed tomography (3DCT)-based three-column classification (named "MLP classification system") of intertrochanteric fractures and evaluate its reproducibility and reliability.

Methods: From September 2020 to September 2022, a total of 258 consecutive patients (60 male, 198 female;mean age 81.3 years) with intertrochanteric fractures were included in this study.

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Background: Treatment of displaced intra-articular calcaneal fractures (DIACFs) with percutaneous screw fixation remains defective in some aspects. A novel three-dimensional (3D) printed cast was devised to assist screw placement. This study assessed the radiological and functional outcomes of 3D-printed cast assisted screw fixation for patients with DIACFs.

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Background: Some peripheral small cell lung cancers (pSCLCs) and benign lung tumors (pBLTs) have similar morphological features but different treatment and prognosis.

Purpose: To determine the significance of marginal vessels in differentiating pSCLCs and pBLTs.

Material And Methods: A total of 57 and 95 patients with pathological confirmed nodular (≤3 cm) pSCLC and pBLT with similar morphological features were enrolled in this study retrospectively.

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Bubble pulsation characteristics in multi-bubble systems affected by bubble size polydispersity and spatial structure.

Ultrasonics

September 2023

Chongqing Engineering Research Center of Medical Electronics and Information Technology, Department of Biomedical Engineering, School of Bioinformatics, Chongqing University of Posts and Telecommunications, Chongqing 400065, People's Republic of China; Postdoctoral Workstation of Chongqing General Hospital, Chongqing, People's Republic of China. Electronic address:

This study seeks to explore the bubble pulsation characteristics in multi-bubble environment with a special focus on the influences of the size polydispersity and the two-dimensional structure of bubbles. Three representative configurations of three interacting bubbles are formed by setting the initial radii of cavitation bubbles and inter-bubble distances appropriately, then the pulsation characteristics of a small bubble are investigated and compared by the bifurcation analysis. The results illustrate that the bubble size polydispersity and two-dimensional structure would greatly affect the bubble pulsations (i.

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Nonanatomical reduction of femoral neck fractures in young patients treated with femoral neck system: a retrospective cohort study.

BMC Musculoskelet Disord

May 2023

Central Sterile Supply Department, Chonggang General Hospital, No. 1, Dayan Sancun, Dadukou District, Chongqing, 400010, China.

Purpose: Negative buttress reduction should be avoided in the treatment of femoral neck fractures (FNFs) using conventional fixation. As the femoral neck system (FNS) has been recently developed and utilized widely to treat FNFs, the association of reduction quality with postoperative complications and clinical function has not been clarified. The purpose of this study was to evaluate the clinical effect of nonanatomical reduction in young patients with FNFs treated with FNS.

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Neuroinflammation is closely related to depression and is a key pathophysiological process of depression. Triggering receptor expressed on myeloid cells 1 (TREM-1) has been proven to exert proinflammatory effects in various diseases. However, the role of TREM-1 in depression has not been elucidated.

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Menaquinone-7 (MK-7), a multipotent vitamin K, possesses a wide range of biological activities, a precise curative effect and excellent safety. A simple and rapid LC-APCI-MS/MS method for the determination of MK-7 in human plasma with single liquid-liquid extraction (LLE) extraction and 4·5-min analysis time has been developed and validated. Four per cent bovine serum albumin (BSA) was used as surrogate matrix for standard curves and endogenous baseline subtraction.

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Multiple studies have demonstrated that excessive glucose utilization is a common feature of cancer cells to support malignant phenotype. Acute myeloid leukemia (AML) is recognized as a heterogeneous disorder of hematopoietic stem cells characterized by altered glucose metabolism. However, the role of glucose metabolic dysfunction in AML development remains obscure.

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Resonance behaviors of encapsulated microbubbles oscillating nonlinearly with ultrasonic excitation.

Ultrason Sonochem

March 2023

Department of Biomedical Engineering, School of Bioinformatics, Chongqing University of Posts and Telecommunications, Chongqing, People's Republic of China. Electronic address:

The resonance behaviors of a few lipid-coated microbubbles acoustically activated in viscoelastic media were comprehensively examined via radius response analysis. The size polydispersity and random spatial distribution of the interacting microbubbles, the rheological properties of the lipid shell and the viscoelasticity of the surrounding medium were considered simultaneously. The obtained radius response curves present a successive occurrence of linear resonances, nonlinear harmonic and sub-harmonic resonances with the acoustic pressure increasing.

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