18,051 results match your criteria: "Université de Bordeaux[Affiliation]"

Mobilization of an ICEclc-Like Element as a Potential Mechanism for the Spread of IMP-13 Carbapenemase in Pseudomonas aeruginosa.

J Glob Antimicrob Resist

December 2024

ARMYNE Team, UMR 5234, Microbiologie Fondamentale et Pathogénicité (MFP), University of Bordeaux, Centre National de la Recherche Scientifique (CNRS), Bordeaux, France; Bacteriology Department, Bordeaux University Hospital, Bordeaux, France. Electronic address:

Carbapenem-resistant Pseudomonas aeruginosa is a global public health concern. IMP-13 is a carbapenemase that was described for the first time in 2001 but is often underestimated due to poor hydrolysis of carbapenems and a lack of molecular detection. The aim of this study was to characterize the genetic support of bla in P.

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[Regardless of genetic susceptibility to Alzheimer's disease, a better lifestyle is associated with a lower risk of dementia and less cognitive decline].

Med Sci (Paris)

December 2024

Centre de recherche Bordeaux Population Health, Inserm U1219, institut de santé publique, d'épidémiologie et de développement, université de Bordeaux, Bordeaux, France.

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A cognitive and sensory approach based on workshops using the zebrafish model promotes the discovery of life sciences in the classroom.

Biol Methods Protoc

December 2024

Department of Life and Health Sciences, Université de Bordeaux, INSERM U1211, Maladies Rares: Génétique et Métabolisme (MRGM), F-33615, Pessac, France.

The main objective of the ZebraCool programme was to create a positive attitude and curiosity towards science by bringing experimental activities within schools using an introductory cognitive and sensory approach. This innovative programme was offered at all levels of primary and secondary education including vocational high schools. Thematic workshops can be carried out on various themes such as comparative anatomy and embryology, molecular biology and evolution, or toxicology and endocrine disruptors.

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Safety of Fertility Treatments in Women With Systemic Lupus Erythematosus: Data From a Prospective Population-Based Study.

BJOG

December 2024

Service de Médecine Interne, Centre de référence Des Maladies Auto-Immunes et Auto-Inflammatoires systémiques Rares d'Ile-de-France, de l'Est et de l'Ouest, Hôpital Cochin, Assistance Publique-Hôpitaux de Paris (AP-HP)-Université Paris Cité, Paris, France.

Objective: To assess safety of fertility treatments in women with systemic lupus erythematosus (SLE).

Design: Data from the multicentre French observational GR2 (Groupe de Recherche sur la Grossesse et les Maladies Rares) study (2014-ongoing).

Setting: Seventy-six centres in France.

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Crystalline silica on the lung-environment interface: Impact on immunity, epithelial cells, and therapeutic perspectives for autoimmunity.

Autoimmun Rev

December 2024

Univ. Bordeaux, CNRS, ImmunoConcEpT, UMR 5164, F-33000 Bordeaux, France; CHU de Bordeaux, FHU ACRONIM, Centre national de référence des maladies auto-immunes et systémiques rares Est/Sud-Ouest (RESO), F-33000 Bordeaux, France; CHU de Bordeaux, Service de Rhumatologie, UMR 5164, F-33000 Bordeaux, France.

Crystalline silica (the most abundant form of silicon dioxide) is a natural element that is ubiquitous in the Earth's crust. Chronic personal or professional exposure has been implicated in various pathologies, including silicosis and autoimmune diseases since the early 20th century. More recently, a specific pathogenic role for crystalline silica has been identified through its impact on lung epithelial cells as well as immune cells present at this organism barrier.

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Objective: This study aims to present and analyze the results of the French cohort in a European Board of Ophthalmology (EBO) survey on cataract surgical training in Europe, highlighting the particularities of French training.

Materials And Methods: A 23-question electronic questionnaire was sent to interns applying for the EBO examination from 2018 to 2022. Responses from French participants were specifically collected and analyzed.

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Background: Covered stent correction for a sinus venosus atrial septal defect (SVASD) was first performed in 2009. This innovative approach was initially viewed as experimental and was reserved for highly selected patients with unusual anatomic variants. In 2016, increasing numbers of procedures began to be performed, and in several centers, it is now offered as a standard of care option alongside surgical repair.

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Addiction is considered a chronic disorder that requires long-term treatment. Early identification of predictors of outcome may enable better and early adjustment of treatment. Daily fluctuations of craving have been shown to predict substance use within hours, making it a major target for treatment.

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Introduction: Biologics provide significant benefits in asthma, reducing exacerbations and symptoms. Some biologics have shown promising results in small subgroups of patients with chronic obstructive pulmonary disease (COPD) and frequent exacerbations. Nevertheless, real-life data on the size of the COPD target population remain scarce.

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Several approaches have been utilised to deliver therapeutic nanoparticles inside the brain but rendered by certain limitation such as active efflux, non-stability, toxicity of the nanocarrier, transport, physicochemical properties and many more. In this context use of biocompatible nano carriers is currently investigated. We herein present the hypothesis that the nucleoside-lipid based conjugates (nucleolipids) which are biocompatible in nature and have molecular recognition can be tuned for improved permeation across blood-brain barrier (BBB).

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Apicomplexan mitoribosome from highly fragmented rRNAs to a functional machine.

Nat Commun

December 2024

Beijing Institute of Tropical Medicine, Beijing Friendship Hospital, Capital Medical University, Beijing, 100050, China.

The phylum Apicomplexa comprises eukaryotic parasites that cause fatal diseases affecting millions of people and animals worldwide. Their mitochondrial genomes have been significantly reduced, leaving only three protein-coding genes and highly fragmented mitoribosomal rRNAs, raising challenging questions about mitoribosome composition, assembly and structure. Our study reveals how Toxoplasma gondii assembles over 40 mt-rRNA fragments using exclusively nuclear-encoded mitoribosomal proteins and three lineage-specific families of RNA-binding proteins.

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[A 2024 inventory in oncology news].

Bull Cancer

January 2025

UE7453 CHELTER, Inserm CIC-501, site Estaing, service de thérapie cellulaire et d'hématologie clinique adulte, service d'oncologie médicale, CHU de Clermont-Ferrand, Clermont-Ferrand, France.

The editorial board of the Bulletin du cancer has compiled a summary of the news from 2024 in oncology, based on the main results presented at international congresses or published over the past year. After a year marked by the success of the Olympic Games, the selection of data is presented and discussed in podiums of three main results by topic. Emphasis is placed on studies that have an immediate impact on practice and on data that raise important questions for the year 2025.

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Introduction: Lung transplant (LT) recipients are at greater risk of complications from COVID-19. Treatment options are limited partly due to interactions with immunosuppressive agents. Convalescent plasma (CP) is a potential treatment option, but it has not been extensively studied in LT patients.

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: After anterior cruciate ligament reconstruction (ACLR), a 6-month composite test is recommended during rehabilitation before the return to sport, and the influence of a meniscal tear is not known. The hypothesis was that the location and treatment of meniscus injuries could influence the results of the composite test. : A retrospective single-center study was carried out of prospectively collected data involving 504 patients who performed a composite test 6 months after ACLR.

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In amyotrophic lateral sclerosis (ALS), early mitochondrial dysfunction may contribute to progressive motor neuron loss. Remarkably, the ectopic expression of the Orthobornavirus bornaense type 1 (BoDV-1) X protein in mitochondria blocks apoptosis and protects neurons from degeneration. Therefore, this study examines the neuroprotective effects of X protein in an ALS mouse model.

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Objectives: This study aims to evaluate the technical and clinical outcomes of the E-nside stent graft for thoraco-abdominal aortic aneurysm (TAAA) and pararenal abdominal aortic aneurysm (PAAA) endovascular treatment at our University Hospital Center.

Methods: We conducted a retrospective analysis of patients electively treated by inner branched EVAR (iBEVAR) between 05/2021 and 03/2023. Demographic, procedural, and clinical data were analyzed.

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Real-world multicentre study of cefiderocol treatment of immunocompromised patients with infections caused by multidrug-resistant Gram-negative bacteria: CEFI-ID.

J Infect

January 2025

Département des Maladies Infectieuses et Tropicales, Hospices Civils de Lyon, F-69004 Lyon, France; Centre International de Recherche en Infectiologie (CIRI), Inserm 1111, Université Claude Bernard Lyon 1, CNRS, UMR5308, École Normale Supérieure de Lyon, Univ Lyon, F-69007, France.

Introduction: The increase in the population of immunocompromised patients due to advances in management of end-stage diseases and transplants poses challenges in treating infections caused by multi-drug resistant (MDR) pathogens. Cefiderocol (FDC), a siderophore cephalosporin, has shown efficacy against carbapenem-resistant Gram-negative bacteria.

Methods: This retrospective multicentre study investigated the real-world use of FDC in 114 immunocompromised adults treated for MDR infections in 12 French hospitals (June 2020-November 2023).

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Femtosecond laser inscription in a ytterbium-doped silver-containing phosphate glass is demonstrated by achieving 3D highly localized laser-induced silver photochemistry. The produced fluorescent silver nanoclusters lead to high optical contrast in the visible range, showing that the coinsertion of Yb ions is not detrimental to the silver-based photochemistry. We demonstrate efficient energy transfer from these silver nanoclusters to the rare-earth Yb ions, leading to near-IR background-free fluorescence emission.

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Background: Social determinants of health (SDH) impact the health status of individuals around the world. General practitioners (GPs) can take into account the social situation of patients in their care practice. To this end, the College of General Medicine (CGM) issued recommendations in 2022 to propose 100 methods of action.

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Assessment of a next generation sequencing gene panel strategy in 133 patients with negative thrombophilia screening.

J Thromb Haemost

December 2024

C2VN, INSERM, INRAE, Aix Marseille University, Marseille, France; Laboratory of Haematology, La Timone Hospital, Marseille, France. Electronic address:

Background: Although heritability of venous thromboembolism (VTE) is high, the thrombophilia screening appears to be positive only in a minority of VTE patients. Adding rare variants screening to identify VTE missing heritability still requires further assessment.

Objectives: We report the results of a panel strategy after 3 years of application.

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A new generation of non-invasive tests of liver fibrosis with improved accuracy in MASLD.

J Hepatol

December 2024

Service d'Hépato-Gastroentérologie et Oncologie Digestive, Centre Hospitalier Universitaire d'Angers, Angers, France; Laboratoire HIFIH, UPRES EA3859, SFR 4208, Université d'Angers, Angers, France.

Background & Aims: The accuracy of non-invasive tests (NITs) should be ≥80% (EASL recommendation). We aimed to compare the accuracies of the recommended NITs for advanced fibrosis in metabolic dysfunction-associated steatotic liver disease (MASLD) and improve NIT accuracy.

Methods: A total of 1,051 patients with MASLD were allocated to derivation (n = 637) and validation (n = 414) sets.

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Prevalence and correlates of alexithymia in drug-resistant epilepsies.

Epilepsy Behav

December 2024

CHU de Bordeaux, Department of Clinical Neurosciences, F-33000 Bordeaux, France; Univ. Bordeaux, CNRS, IMN, UMR 5293, F-33000 Bordeaux, France. Electronic address:

Introduction: Alexithymia, characterized by difficulty identifying and expressing emotions, is commonly observed in individuals with psychiatric and neurological disorders. However, its prevalence in patients with epilepsy (PWE), particularly in those with drug-resistant epilepsy (DRE), remains under-researched. This study investigates the prevalence of alexithymia in patients with DRE and explores its associated factors.

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