3,714 results match your criteria: "The First People's Hospital‑Calmette Hospital of Kunming[Affiliation]"

This study aims to investigate the effect of Epstein-Barr virus (EBV) reactivation or EBV reactivation with dexamethasone (DXM) in patients with adverse drug reactions (ADRs) through evaluating the levels of monocyte, macrophage M2/M1, and cytokines, and investigating whether expression of EBV receptor EphA2 could specifically influence EBV activation in ADRs. We performed a prospective longitudinal study to analyze the monocytes, macrophages, M2/M1 ratio, and cytokines, including interleukin (IL)-4, IL-13, tumor necrosis factor (TNF)-α, interferon (IFN)-γ, IFN-β, C-X-C motif chemokine ligand (CXCL)9, and CXCL10, in patients with maculopapular exanthema (MPE) and Stevens-Johnson syndrome/toxic epidermal necrolysis (SJS/TEN), and control groups after disease onset. Skin biopsy samples from these patients were subjected to hematoxylin and eosin (H&E) staining to examine tissue architecture and inflammatory cell infiltration, as well as Epstein-Barr virus-encoded RNA (EBER) staining to detect the presence of EBV within the skin lesions.

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TNFAIP2 promotes HIF1α transcription and breast cancer angiogenesis by activating the Rac1-ERK-AP1 signaling axis.

Cell Death Dis

November 2024

Key Laboratory of Animal Models and Human Disease Mechanisms of the Chinese Academy of Sciences and Yunnan Province, Kunming Institute of Zoology, Chinese Academy of Sciences, Kunming, China.

Angiogenesis is well known to play a critical role in breast cancer. We previously reported that TNFAIP2 activates Rac1 to promote triple-negative breast cancer (TNBC) cell proliferation, migration, and chemoresistance. However, the potential contribution of TNFAIP2 to tumor angiogenesis remains unknown.

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Breast cancer (BC), a widespread and lethal neoplasm, is irrespective of the subtype of BC. Metastasis remains a crucial determinant for unfavorable outcome. The identification of novel diagnostic markers is instrumental in optimizing the treatment regime for BC.

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Though several anti-PD-1/PD-L1 antibodies approved for monotherapy in microsatellite instability-high or mismatch repair-deficient unresectable/metastatic solid tumors, novel immunotherapy with better anti-tumor activity is needed in clinic. In this single-arm, multicenter, pivotal, phase II study, patients received iparomlimab (a novel humanized anti-PD-1 mAb, 200 mg or 3 mg/kg for patients with body weight < 40 kg, IV, Q3W) until disease progression, intolerable toxicities, withdrawal of consent, death, or up to 2 years. The primary endpoint was objective response rate (ORR) assessed by independent radiological review committee (IRRC).

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This study aimed to identify potential markers that can predict Parkinson's disease with mild cognitive impairment (PDMCI). We retrospectively collected general demographic data, clinically relevant scales, plasma samples, and neuroimaging data (T1-weighted magnetic resonance imaging (MRI) data as well as resting-state functional MRI [Rs-fMRI] data) from 173 individuals. Subsequently, based on the aforementioned multimodal indices, a support vector machine was employed to investigate the machine learning (ML) classification of PD patients with normal cognition (PDNC) and PDMCI.

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Background: The aim of this prospective randomized clinical study was to compare the clinical and second-look arthroscopic outcomes of early weight-bearing and delayed weight-bearing rehabilitation protocols following anterior cruciate ligament (ACL) reconstruction with hamstring tendons.

Methods: This prospective study involved 90 patients who underwent ACL reconstruction with hamstring tendons. The patients were randomly assigned to either perform weight-bearing exercises at three weeks postoperatively (group A) or at one week postoperatively (group B).

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Objective: Small dense low-density lipoprotein cholesterol (sdLDL-C), as an emerging atherogenic factor of cardiovascular diseases, requires additional tests. We aimed to establish a sdLDL-C equation using standard lipid profile and evaluate its capacity of identifying the residual cardiovascular risk beyond LDL-C and apolipoprotein B (ApoB).

Methods: This cross-sectional study included 25 435 participants from Health Management Cohort and 11 628 participants from China Health and Retirement Longitudinal Study (CHARLS) to construct and evaluate the sdLDL-C equation by least-squares regression model.

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Pancreatic cancer (PC) is a cancer with a poor prognosis, and nerve growth factor (NGF) is involved in the pathogenesis of PC within the unknown exact role. Herein, SW1990 cells and PC12 cells were co-cultured using transwell co-culture system and subsequently revealed that NGF was overexpressed in SW1990 cells and promoted PC12 cell proliferation. Knockdown of NGF expression in SW1990 cells using lentiviral shRNA effectively inhibited NGF expression in SW1990 cells and reduced its stimulatory effect on PC12 cell proliferation.

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The Mechanism of TRIM21 Inhibiting the Invasion and Migration of ccRCC by Stabilizing ASS1.

Mol Carcinog

February 2025

Department of Biochemistry and Molecular Biology, School of Basic Medical Sciences, Kunming Medical University, Kunming, Yunnan, China.

Clear cell renal cell carcinoma (ccRCC) is characterized by its aggressive invasion and metastasis, presenting significant clinical challenges. Gaining insights into the molecular mechanisms underlying its progression is crucial for the development of effective therapeutic strategies. Addressing a critical knowledge gap in understanding ccRCC tumorigenesis, this study aims to elucidate the expression patterns of TRIM21 in ccRCC, unravel its impact on ccRCC patient prognosis, and investigate the regulatory role of TRIM21 in ASS1 expression and urea cycle dysregulation within the context of ccRCC.

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Chinese expert consensus on allergen component resolved diagnosis.

Pediatr Allergy Immunol

November 2024

Department of Clinical Laboratory, Guangzhou Institute of Respiratory Health, State Key Laboratory of Respiratory Disease, National Center for Respiratory Medicine, National Clinical Research Center for Respiratory Disease, Guangzhou Laboratory, The First Affiliated Hospital of Guangzhou Medical University, Guangzhou, China.

Background: Allergen component resolved diagnosis (CRD) is a method for identifying specific protein molecules that cause hypersensitivity. Unlike traditional methods that use crude allergen extracts containing multiple component species, CRD focuses on individual allergen protein molecules for more precise diagnosis. The World Allergy Organization (WAO) recommends CRD as a supplement to clinical history and allergen extract testing, and in some cases, it can replace crude extract tests.

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Objective: Patient education is an important part of ankylosing spondylitis (AS) management. Effective patient education should be targeted at specific priorities and needs of the patients. However, the educational needs of patients with AS in China have not been systematically explored.

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Esophageal squamous cell carcinoma (ESCC) is an aggressive malignant neoplasm, and up to now, the role of long non-coding RNA (lncRNA) AP001885.4 in cancer, including ESCC, is absolutely unclear. The GEPIA database was applied to identify differentially expressed and prognosis-associated genes in esophageal cancer (ESCA).

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Article Synopsis
  • The study aims to compare the effectiveness and security of two kidney stone treatments—mini percutaneous nephrolithotomy (MiniPCNL) and retrograde intrarenal surgery (RIRS)—in overweight or obese patients.
  • A meta-analysis of 9 studies involving 1122 patients revealed that while MiniPCNL had better initial and final stone-free rates, it also led to more complications and longer hospital stays compared to RIRS in this patient population.
  • Results showed that specific factors like patient age, stone size, and the technique used (like the prone position) influenced outcomes, emphasizing the need for personalized treatment approaches for obese patients with kidney stones.
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Aim: Fatty acid metabolism is pivotal for lipid synthesis, cellular signaling, and maintaining cell membrane integrity. However, its diagnostic significance in type 2 diabetes mellitus (T2DM) remains unclear.

Materials And Methods: Three datasets and fatty acid metabolism-related genes were retrieved.

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Background: Osteoporosis is characterized by low systemic bone mineral content and destruction of bone microarchitecture. Promoting bone regeneration and reversing its loss by infusion of exogenous bone marrow mesenchymal stem cells (BMSCs) is a potentially effective treatment for osteoporosis. However, their limited migration to target organs reduces the therapeutic effect of the cells.

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Article Synopsis
  • Extrauterine growth restriction (EUGR) affects many preterm infants, impacting both short-term and long-term health outcomes, even in infants without small for gestational age (SGA) and very low birth weight (VLBW) conditions.
  • This study analyzed samples from 100 preterm infants to compare the metabolic profiles and biomarkers between EUGR and non-EUGR groups using techniques like UPLC-MS/MS and statistical analyses.
  • Results showed significant differences in clinical characteristics and identified multiple metabolites linked to growth patterns, such as 1-palmitoyl-galactosylglycerol and androsterone glucuronide, shedding light on the metabolic effects of EUGR on preterm infants.
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A deep learning framework for hepatocellular carcinoma diagnosis using MS1 data.

Sci Rep

November 2024

SanOmics AI Co., Ltd, Lingping District, Hangzhou, 311103, China.

Article Synopsis
  • Clinical proteomics is crucial for understanding diseases and finding biomarkers, but there are challenges in accurately identifying peptides and proteins for diagnosis.
  • The new deep learning model, "MS1Former," allows for direct classification of liver cancer tissues and normal tissues using raw MS1 spectra, improving accuracy without needing peptide precursor identification.
  • The model shows excellent performance across various datasets and has potential for broader applications in tumor classification, while also being interpretable for further insights.
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Article Synopsis
  • *The study investigated how exercise works to protect the heart during DOX treatment by looking at cellular and animal models of heart injury, focusing on a specific molecule, miR-30d-5p, and its effects on other proteins.
  • *Results indicate that exercise lowers levels of miR-30d-5p and thyroid stimulating hormone receptor (TSHR), while increasing GALNT7 and promoting a healing immune response, suggesting that exercise could be a valuable strategy in treating heart injury from chemotherapy.
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Background: The incidence rate of lung cancer in Xuanwei has been continuously increasing in recent years, and it also features high incidence across all age groups and high mortality rates among female lung cancer patients. Therefore, the search for more stable biomarkers for the diagnosis of Xuanwei lung cancer holds tremendous clinical application prospects. This study aims to explore the clinical application value of these four microRNAs (miRNAs) individually and in combination with traditional lung cancer tumor markers in the detection and diagnosis of Xuanwei lung cancer.

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Colorectal cancer (CRC) ranks as China's second most common cancer and fifth top cancer death cause. The study highlights the role of Natural Killer (NK) cells in targeting cancer stem cells (CSCs) that evade immune responses in CRC. Colorectal cancer stem cells (CCSCs) were stem from HT-29 cells and co-cultured with NK cells under normoxic or hypoxic conditions.

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Neuroinflammation-mediated white matter injury in Parkinson's disease and potential therapeutic strategies targeting NLRP3 inflammasome.

Int Immunopharmacol

December 2024

Department of Neurosurgery, West China Hospital, Sichuan University, 37 Guoxue Alley, Chengdu 610041, Sichuan Province, China. Electronic address:

Parkinson's disease (PD) is the second most common neurodegenerative disease in the world, severely affecting the quality of life of patients. Recent studies have shown that white matter (WM) plays a vital role in higher neurological functions such as behavior and cognition. In PD patients, neurodegeneration occurs not only in neuronal soma, but also in WM fiber bundles, which are composed of neural axons.

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In recent years, worldwide fertility rates have continued to decrease. Humans are frequently exposed to a combination of environmental endocrine disruptors, which can cause male reproductive disorders. The study employed three distinct analytical models to examine the correlation between exposure to a combination of 25 chemicals and sex steroid hormone levels in adult males.

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Triple negative breast cancer is the most malignant subtype of breast cancer and current treatment options are limited. Radiotherapy is one of the primary therapeutic options for patients with TNBC. In this study, we discovered that the E3 ubiquitin ligase, HECTD3, promoted TNBC cell survival after irradiation.

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Symbiotic probiotic communities with multiple targets successfully combat obesity in high-fat-diet-fed mice.

Gut Microbes

November 2024

Key Laboratory of Molecular Biophysics of the Ministry of Education, Hubei Key Laboratory of Bioinformatics and Molecular Imaging, Department of Biotechnology, College of Life Science and Technology, Huazhong University of Science and Technology, Wuhan, Hubei, China.

Probiotics hold great potential for treating metabolic diseases such as obesity. Given the complex and multifactorial nature of these diseases, research on probiotic combination with multiple targets has become popular. Here, we choose four obesity-related targets to perform high-throughput screening, including pancreatic lipase activity, bile salt hydrolase activity, glucagon-like peptide-1 secretion and adipocyte differentiation.

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Article Synopsis
  • Chronic heart failure poses a significant global health challenge, with self-management being crucial for treatment; mobile health (mHealth) technology offers potential support for patients and their informal caregivers.
  • The study aimed to better understand the experiences of both patients with chronic heart failure and their informal caregivers regarding mHealth by employing a dyadic interview approach.
  • Results revealed four main themes: varied perceptions of mHealth (can be beneficial or traumatic), mHealth as a complementary tool rather than a complete solution, and differing views on who should take charge of using mHealth.
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