4,624 results match your criteria: "Second Hospital of JiLin University[Affiliation]"

Mandibular tongue-shaped flap reconstruction for lip defects following lip tumor surgery.

J Craniomaxillofac Surg

December 2024

Department of Dermatology, Second Hospital of Jilin University, Changchun, China. Electronic address:

Lip defects due to lip tumor surgery need proper reconstruction to preserve their function. Traditional methods offer various options for lip repair, but each has limitations, and can lead to deformity, asymmetry, or functional impairment. This study aimed to investigate the clinical application of mandibular tongue-shaped flap reconstruction for postoperative defects following lip tumor surgery.

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Background: Patients with locally advanced rectal cancer (LARC) treated with surgery have a high risk of local recurrence. Intraoperative radiotherapy (IORT) is a promising method for treating locally advanced solid tumors, but there is limited research on the efficacy of IORT in treating LARC. This study aimed to evaluate the long-term efficacy of low-kV X-ray IORT in the treatment of LARC.

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The landscape of therapeutic deep brain stimulation (DBS) for locomotor function recovery is rapidly evolving. This review provides an overview of electrical neuromodulation effects on spinal cord injury (SCI), focusing on DBS for motor functional recovery in human and animal models. We highlight research providing insight into underlying cellular and molecular mechanisms.

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Background: The effectiveness of immune checkpoint therapy highlights the need to understand abnormal programmed cell death protein-1 (PD-1) expression in nasopharyngeal carcinoma (NPC), especially when treatments fail, or resistance develops. Interferon gamma (IFN-γ) signaling is crucial for regulating programmed cell death-ligand 1 (PD-L1) expression. Our study focuses on interferon gamma receptor 2 (IFNGR2), an essential part of the IFN-γ pathway, and its impact on malignant traits in NPC.

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To compare the efficacy and safety of gecacitinib (also known as jaktinib) with hydroxyurea (HU) in treating myelofibrosis (MF) patients. In this multicenter, randomized phase 3 trial (ZGJAK016), intermediate- or high-risk primarily JAK inhibitor naïve MF patients were assigned in a 2:1 ratio to receive either gecacitinib (100 mg twice a day, BID) or HU (500 mg BID). The primary endpoint was the proportion of patients with ≥35% reduction in spleen volume (SVR35) from baseline at week 24.

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Background: Research on the function of HGH1 in breast cancer remains lacking.

Methods: TCGAand GEO (GSE45827) datasets investigated discrepancies in HGH1 expression in BC. An aggregate of 106 clinical samples were gathered through immunohistochemistry, KM curves were drawn for prognostic analysis, and the function of HGH1 of BC was predicted.

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Article Synopsis
  • Colon cancer, traditionally understood through direct spread and standard metastasis methods, is seeing increased focus on the role of perineural invasion (PNI) in its progression, though research on PNI mechanisms and biomarkers remains limited.
  • The study used bioinformatics to identify genes associated with PNI in colon cancer, specifically analyzing AGRN, which was linked to tumor growth and invasion through gene enrichment analysis.
  • Results showed that AGRN is overexpressed in colon cancer with PNI and correlates with poorer patient outcomes, suggesting it plays a critical role in PNI development and progression by enhancing both tumor and neural cell activity.*
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Cervical cancer (CC) remains a leading cause of female cancer mortality globally. Immunogenic cell death (ICD) influences the tumor microenvironment (TME) and adaptive immune responses. Cancer-associated fibroblasts (CAFs) within the TME suppress anti-tumor immunity and contribute to CC progression.

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Purpose: Maresin 1 (MaR1) is a specialized pro-resolving mediator with anti-inflammatory properties that promotes tissue repair. This study aims to investigate the molecular involvement of MaR1 in protecting against sepsis-induced acute liver injury (SI-ALI).

Methods: In vivo, a murine SI-ALI model was established using the cecal ligation and puncture (CLP) paradigm, providing a system in which the mechanistic functions of MaR1 could be tested.

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Gram-negative bacteria infections in diabetic wounds are complicated to control, leading to amputation and even death in severe cases. There is an urgent need to develop effective therapeutic strategies. In recent years, electrospinning has attracted much attention due to its resemblance to extracellular matrix (ECM), which can regulate local cellular proliferation, migration, differentiation, etc.

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The transforming growth factor β (TGF-β) signaling pathway exerts a dual role in oncogenesis, acting as a suppressor in healthy and early stage neoplastic tissues while promoting malignancy and metastasis in advanced cancers. Tumor hemorrhage further exacerbates TGF-β-mediated metastasis by up-regulating its expression. Here, a coagulation-targeting peptide (A15)-decorated TGF-β inhibitor nanomedicine (A15-LY-NPs) was developed.

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A Modular Approach to Obtain HER2-Targeting DM1-Loaded Nanoparticles for Gastric Cancer Therapy.

ACS Omega

December 2024

Gastroenteric Medicine and Digestive Endoscopy Center, The Second Hospital of Jilin University, Changchun, Jilin Province 130041, China.

Antibody-based tumor-targeting nanomedicines, despite their high efficacy, present significant challenges in preparation and long-term storage. We introduce a novel approach for the synthesis of durable, ready-to-use, antibody-coupled nanomedical drugs. Our research centers on the development of HER2-targeting DM1-loaded nanoparticles for gastric cancer treatment using a modular methodology.

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Recent studies underscore the anti-inflammatory role of SIRT1; however, its levels during inflammatory states remain ambiguous. We synthesized relevant studies up to 20 March 2024 to evaluate the relationship between SIRT1 and inflammation, using data from three major databases. Employing a random-effects model, we analyzed both cross-sectional and longitudinal studies, calculating weighted mean differences (WMDs) for pooled effect sizes.

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Mycetoma is a granulomatous disease of subcutaneous tissue that is caused by different species of aerobic filamentous bacteria (actinomycetoma) or fungi (eumycetoma). Mycetoma treatment depends on the causative pathogen, and it mainly consists of antimicrobial interventions or surgery. Aspergillus terreus is an etiologic agent of invasive aspergillosis and a rare cause of eumycetoma that is common in central and southern China.

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Introduction: This study aimed to analyse the clinical characteristics of open globe injury (OGI) in children under six.

Methods: A retrospective analysis was conducted on the medical data of children with OGI admitted to the Eye Center of the Second Hospital of Jilin University, China, between 1 January 2012 and 31 December 2020.

Results: The study included 106 children, with 61 males (57.

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Placental development is a multifaceted process critical for a fruitful pregnancy, reinforced by a complex network of molecular pathways that synchronize trophoblast migration, differentiation, and overall placental function. This review provides an in-depth analysis of the key signaling pathways, such as Wnt, Notch, TGF-β, and VEGF, which play fundamental roles in trophoblast proliferation, invasion, and the complicated process of placental vascular development. For instance, the Wnt signaling pathway is essential to balance trophoblast stem cell proliferation and differentiation, while Notch signaling stimulates cell fate decisions and invasive behavior.

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Deubiquitinase USP37 enhances the anti-HIV-2/SIV ability of the host restriction factor SAMHD1.

J Virol

December 2024

Center of Infectious Diseases and Pathogen Biology, Institute of Virology and AIDS Research, Key Laboratory of Organ Regeneration and Transplantation of The Ministry of Education, The First Hospital of Jilin University, Changchun, China.

The Vpx protein encoded by HIV-2/simian immunodeficiency virus (SIV) can antagonize the restriction of the host intrinsic restriction factor, SAMHD1, in nondividing cells by promoting its polyubiquitination and subsequent degradation, thereby facilitating viral replication and immune evasion. However, the role of deubiquitinating enzymes (DUBs) in the dynamics of virus and host remains poorly understood. Here, we demonstrate that DUB USP37 significantly reverses the Vpx-mediated degradation of SAMHD1 in various HIV-2/SIV subtypes by interacting with SAMHD1 and removing its ubiquitin chains.

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Immunotherapy for metastatic gastric cancer.

World J Gastrointest Surg

November 2024

Department of Hepatobiliary and Pancreatic Surgery, General Surgery Center, The First Hospital of Jilin University, Changchun 130021, Jilin Province, China.

This editorial discusses the article written by Chen that was published in the latest edition of the . The current study found that programmed cell death 1 ligand 1 (PD-L1) expression is considered as one of the pan-cancer biomarkers of immune checkpoint inhibitors (ICIs) treatment response. Four molecular subtypes are widely used to guide and evaluate the prognosis and diagnosis and treatment of gastric cancer (GC) patients.

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Article Synopsis
  • Exosomes are small vesicles released by cells that can activate the immune system, making them promising tools in cancer immunotherapy due to their ability to transfer molecules and trigger immune responses.
  • They originate from immune and tumor cells, showcasing unique compositions that can influence immune functions and overall cancer progression.
  • Understanding how exosomes work in immunotherapy is crucial, as they hold potential as cancer vaccines and targeted drug carriers, offering new strategies to enhance anti-cancer immunity.
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Background: Thyroid hormones are essential for cognitive function and can impact cognitive performance even in euthyroid individuals. This study investigates how thyroid hormones influence cognitive performance in the elderly and whether body composition biomarkers moderate this relationship. The aim is to determine if lifestyle interventions should prioritize weight loss, overall body fat reduction, or abdominal fat loss.

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The cornea is a clear connective tissue membrane at the front of the outer layer of the eyeball wall. It plays a crucial role in the refractive system of the eyeball, making it essential to maintain its transparency. Neovascularization and lymphangiogenesis in the cornea significantly impact corneal transparency and immune privilege.

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Article Synopsis
  • Nanoscale surface morphologies on substrates/scaffolds can significantly enhance chondrogenic differentiation and cartilage regeneration by mimicking the extracellular matrix's properties.
  • A systematic review identified 14 studies that showed specific nanoscale features, like nanoholes and nanotubes, improved stem cell adhesion and growth compared to smooth surfaces.
  • The research highlights that combining these nanoscale designs with other factors like matrix stiffness results in better outcomes for cartilage tissue engineering.
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Article Synopsis
  • The Omicron variant of COVID-19 is highly transmissible, leading to a study investigating the relationship between serum β2-MG and eosinophil (EOS) levels and disease severity in hospitalized patients.
  • The study analyzed 424 patients, finding that those with severe cases had higher β2-MG levels and lower EOS levels, while these markers normalized after recovery.
  • Elevated β2-MG levels were identified as an independent risk factor for poor prognosis in Omicron patients, suggesting their potential use in predicting outcomes.
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