84 results match your criteria: "University Toulouse 3[Affiliation]"

Article Synopsis
  • A study compared two methods for stopping glucocorticoids in rheumatoid arthritis patients with low disease activity: replacing prednisone with hydrocortisone or tapering prednisone down gradually.
  • The trial included 102 patients and found that after 12 months, 55% in the hydrocortisone group and 47% in the tapering group successfully discontinued glucocorticoids, showing no significant difference between the groups.
  • The results indicated that neither strategy was superior for achieving discontinuation, and there were no serious side effects related to adrenal insufficiency observed.
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Effect of a comfort scale compared with a pain numerical rate scale on opioids consumption in postanaesthesia care unit: the COMFORT study.

Br J Anaesth

October 2024

University of Rennes, CHU Rennes, Inserm, COSS1242, CIC 1414, Anesthesia and Intensive Care Department, Rennes, France. Electronic address:

Background: The way that pain is assessed in the PACU could impact on postoperative pain and analgesic consumption. However, there is currently no evidence to support this speculation. The authors hypothesised that using a comfort scale reduces postoperative opioid consumption when compared with a standard numerical rating scale (NRS) to evaluate pain in the PACU.

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Background: Out-of-hospital cardiac arrest (OHCA) represents a major burden for society and health care, with an average incidence in adults of 67 to 170 cases per 100,000 person-years in Europe and in-hospital survival rates of less than 10%. Patients and practitioners would benefit from a prognostication tool for long-term good neurological outcomes.

Objective: We aim to develop a machine learning (ML) pipeline on a local database to classify patients according to their neurological outcomes and identify prognostic features.

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The Comet Interceptor Mission.

Space Sci Rev

January 2024

Department of Astrophysical Sciences, Princeton University, Princeton, USA.

Article Synopsis
  • The Comet Interceptor mission aims to explore a long-period comet or an interstellar object entering our Solar System, with a focus on its surface composition, shape, and the composition of its gas and dust.
  • Proposed to the European Space Agency in 2018 and approved in June 2022, it is set to launch in 2029 alongside the Ariel mission, utilizing a low-cost approach that allows it to wait for a suitable target comet.
  • The mission will feature a main probe and two sub-probes (B1 from JAXA and B2), providing simultaneous, detailed 3D information about the comet and its interaction with the solar wind, making it unique compared to previous missions.
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Background: Patients with acute brain injury are at high risk of ventilator-associated pneumonia (VAP). The benefit of short-term antibiotic prophylaxis remains debated. We aimed to establish the effect of an early, single dose of the antibiotic ceftriaxone on the incidence of early VAP in patients with severe brain injury who required mechanical ventilation.

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Polaron Vibronic Progression Shapes the Optical Response of 2D Perovskites.

Adv Sci (Weinh)

February 2024

Department of Experimental Physics, Faculty of Fundamental Problems of Technology, Wroclaw University of Science and Technology, Wroclaw, 50370, Poland.

Article Synopsis
  • The optical response of 2D layered perovskites features closely spaced spectral signatures, interpreted as phonon replicas, with an energy separation ranging from 12 to 40 meV, depending on the material.
  • These materials also show a strong scattering response in resonant Raman spectroscopy above roughly 200 cm (or 25 meV), which is linked to the presence of polarons, exhibiting a distinctive spectral pattern deviating from the Rayleigh line.
  • A significant Huang-Rhys factor (S > 6) suggests strong coupling between charge carriers and the lattice, with polaron binding energies between 20-35 meV, influencing the optical properties critical for future opto-electronic applications.
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Abcc6 deficiency prevents rhabdomyolysis-induced acute kidney injury.

Sci Rep

December 2023

Department of Nephrology and Organ Transplantation, Reference Centre for Rare Kidney Diseases (SORARE), French Intensive Care Renal Network (FIRN), University Hospital of Toulouse, 1, Avenue du Pr. Jean Poulhes, 31059, Toulouse Cedex, France.

Rhabdomyolysis is a risk factor for acute kidney injury, transition towards chronic kidney disease, and death. The role of calcium phosphate deposits in the mechanisms of rhabdomyolysis-induced acute kidney injury (RAKI) is still unclear. Better insight of the role calcium in RAKI could lead to new therapeutic avenues.

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Ten-year radiographic and functional outcomes in rheumatoid arthritis patients in remission compared to patients in low disease activity.

Arthritis Res Ther

October 2023

Rheumatology Center, Toulouse University Hospital, INFINITY, Toulouse Institute for Infectious and Inflammatory Diseases, INSERM U1291, CNRS U5051, University Toulouse 3, Toulouse, France.

Background: To compare the 10-year structural and functional prognosis between patients in sustained remission versus patients in sustained low disease activity (LDA) in early rheumatoid arthritis (RA).

Methods: We included 256 patients from the ESPOIR cohort who fulfilled the 2010 ACR/EULAR criteria for RA and who were in sustained remission using the Simple Disease Activity Index (SDAI) score (n = 48), in sustained LDA (n = 139) or in sustained moderate to high disease activity (MDA or HDA, n = 69) over 10 years. The mTSSs progression over 10 years and the 10-year HAQ-DI scores were compared between the 3 groups.

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Comparison of Injuries Associated With Electric Scooters, Motorbikes, and Bicycles in France, 2019-2022.

JAMA Netw Open

June 2023

Sorbonne Université, INSERM, UMRS1158 Neurophysiologie Respiratoire Expérimentale et Clinique; AP-HP, Groupe Hospitalier Universitaire APHP-Sorbonne Université, site Pitié-Salpêtrière, Département d'Anesthésie Réanimation, F-75013 Paris, France.

Importance: Electric scooter (e-scooter) use is increasing in France and in many urban environments worldwide. Yet little is known about injuries associated with use of e-scooters.

Objective: To describe characteristics and outcomes of major trauma involving e-scooters.

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Background: Clinician-reported outcome (ClinRO) measures are emerging as useful contributors to assessments of treatment benefits. The objective of this study was to collect ClinRO measures of physical and cognitive impairments after convulsive status epilepticus (CSE) requiring intensive care unit admission.

Methods: We conducted a post hoc analysis of the data from HYBERNATUS, a multicenter open-label controlled trial that randomized 270 critically ill patients with CSE requiring mechanical ventilation in 11 French intensive care units to therapeutic hypothermia (32-34 °C for 24 h) plus standard care or standard care alone.

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The WHO recommends the integration of routine HIV services within maternal and child health (MCH) services to reduce the fragmentation of and to promote retention in care for pregnant and postpartum women living with HIV (WWH) and their infants and children exposed to HIV (ICEH). During 2020-2021, we surveyed 202 HIV treatment sites across 40 low- and middle-income countries within the global International epidemiology Databases to Evaluate AIDS (IeDEA) consortium. We determined the proportion of sites providing HIV services integrated within MCH clinics, defined as full [HIV care antiretroviral treatment (ART) initiation in MCH clinic], partial (HIV care ART initiation in MCH clinic), or no integration.

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Non-classical HLA restricted T cell subsets such as γδ T and NK-T cells are showing promises for immune-based therapy of hematological malignancies. Mucosal-Associated Invariant T cells (MAIT) belong to this family of innate-like T cell subsets and are the focus of many studies on infectious diseases, owing to their unusual recognition of bacterial/fungal metabolites. Their ability to produce type 1 cytokines (IFNγ, TNFα) as well as cytotoxic effector molecules endows them with potential anti-tumor functions.

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JAK inhibition for CD3 CD4 lymphocytic-variant hypereosinophilic syndrome.

Clin Immunol

June 2023

National Reference Center for Hypereosinophilic Syndromes, CEREO, France; Université Paris-Saclay, Assistance Publique - Hôpitaux de Paris, Department of Internal Medicine, Ambroise Paré Hospital, F-92100 Boulogne-Billancourt, France.

Alternatives are urgently needed in patients with CD3 CD4 lymphocytic-variant hypereosinophilic syndrome (L-HES) requiring high-level steroids or who are unresponsive and/or intolerant to conventional alternative therapies. We report five L-HES patients (44-66 years) with cutaneous involvement (n = 5) and persistent eosinophilia (n = 3) despite conventional therapies, who successfully received JAK inhibitors (tofacitinib n = 1, ruxolitinib n = 4). JAKi led to complete clinical remission in the first 3 months in all (with prednisone withdrawal in four).

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In contrast to other eukaryotic model organisms, the closely related ubiquitin (Ub)-conjugating enzymes UBC35 and UBC36 are the main sources of K63-linked Ub chains in Arabidopsis. Although K63-linked chains have been associated with the regulation of vesicle trafficking, definitive proof for their role in endocytosis was missing. We show that the ubc35 ubc36 mutant has pleiotropic phenotypes related to hormone and immune signaling.

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Decompressive surgery in cerebral venous sinus thrombosis due to vaccine-induced immune thrombotic thrombocytopenia.

Eur J Neurol

May 2023

Instituto de Medicina Molecular João Lobo Antunes, Faculdade de Medicina, Universidade de Lisboa, Lisbon, Portugal.

Article Synopsis
  • Cerebral venous sinus thrombosis due to vaccine-induced immune thrombotic thrombocytopenia (CVST-VITT) can lead to severe bleeding and high mortality, particularly among patients requiring decompressive surgery post-COVID vaccination.
  • A study reviewed 128 CVST-VITT patients, finding that 27% underwent surgery, with a 65% in-hospital mortality rate in this group compared to 29% in non-surgical patients, highlighting factors like preoperative coma and pupillary reflex absence as key mortality predictors.
  • Despite the high mortality, around 80% of the surgical survivors were functionally independent at a 6-month follow-up, indicating some potential for recovery even after critical interventions.
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Article Synopsis
  • Fiberoptic intubation training for difficult airways is complex and usually requires substantial experience, with previous simulations focusing mainly on normal airways.
  • A study involving 86 anesthesia trainees compared training on a normal airway versus training on a normal airway followed by difficult scenarios, finding that the normal airway training group performed better on familiar scenarios.
  • Ultimately, training on difficult airways did not improve skills on unseen difficult cases, suggesting that multiple exposures to a specific airway type are necessary for proficiency.
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Purpose: To evaluate and compare which factors are relevant to the diagnostic decision-making and imaging workup of intracerebral hemorrhages in large, specialized European centers.

Methods: Expert neuroradiologists from ten large, specialized centers (where endovascular stroke treatment is routinely performed) in nine European countries were selected in cooperation with the European Society of Neuroradiology (ESNR). The experts were asked to describe how and when they would investigate specific causes in a patient who presented with an acute, atraumatic, intracerebral hemorrhage for two given locations: (1) basal ganglia, thalamus, pons or cerebellum; (2) lobar hemorrhage.

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Background: Hypotension and blood pressure (BP) variability during endovascular therapy (EVT) for acute ischemic stroke (AIS) due to an anterior large vessel occlusion (LVO) is associated with worse outcomes. However, the optimal BP threshold during EVT is still unknown given the lack of randomized controlled evidence. We designed the DETERMINE trial to assess whether an individualized BP management during EVT could achieve better functional outcomes compared to a standard BP management.

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Background: Pneumonia is the primary cause of death among HIV-infected children in Africa, with mortality rates as high as 35-40% in infants hospitalized with severe pneumonia. Bacterial pathogens and Pneumocystis jirovecii are well known causes of pneumonia-related death, but other important causes such as cytomegalovirus (CMV) and tuberculosis (TB) remain under-recognized and undertreated. The immune response elicited by CMV may be associated with the risk of developing TB and TB disease progression, and CMV may accelerate disease caused both by HIV and TB.

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Article Synopsis
  • The study investigates the treatment of cerebral venous thrombosis (CVT) caused by vaccine-induced immune thrombotic thrombocytopenia (VITT) following adenovirus-based COVID-19 vaccinations.
  • Researchers analyzed data from 99 patients across 17 countries to assess adherence to recommended treatments, including immunomodulation and avoiding certain anticoagulants.
  • While overall adherence to these treatment guidelines did not significantly impact mortality, patients who received immunomodulation showed lower mortality rates compared to those who did not.
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Ultrasound Computed Tomography.

Adv Exp Med Biol

May 2022

Aix Marseille Univ, CNRS, Centrale Marseille, LMA, Marseille, France.

This chapter presents theoretical, numerical, and experimental frameworks for the use of Ultrasound Computed Tomography (USCT) for cortical bone tissue imaging. Most of the research conducted on this topic concerns adult bone, although some work presented in this chapter is specific to the study of child bone. USCT is recognized as a powerful method for soft tissue imaging.

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Factors associated with drug-free remission at 5-year in early onset axial spondyloarthritis patients: Data from the DESIR cohort.

Joint Bone Spine

July 2022

Rheumatology Center, Toulouse University Hospital, INFINITY, Toulouse Institute for Infectious and Inflammatory Diseases, Inserm U1291, CNRS U5051, University Toulouse 3, Toulouse, France.

Objectives: To assess the frequency of patients in drug-free remission at 5 years in a cohort of early axial SpA, and the factors associated with this remission.

Methods: Patients: patients included in the DESIR (DEvenir des Spondyloarthropathies Indifférenciées Récentes) cohort undergoing the 5-year visit were selected for this analysis. Definition of 5-year drug-free remission: (1) all patients in ASAS partial remission and/or ASDAS<1.

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Mass Training In Situ During COVID-19 Pandemic: Enhancing Efficiency and Minimizing Sick Leaves.

Simul Healthc

February 2022

From the Department of Anaesthesiology and Critical Care (L.D., S.C., F.V.-B., F.M., M.F., M.L., R.P., O.M., C.L., J.R., F.F., B.R., T.S., D.O., S.S., B.G., V.M., O.F., T.G.), University Hospital of Toulouse, University Toulouse 3-Paul Sabatier; Institut Toulousain de Simulation en Santé (L.D., S.C., F.V.-B., F.M., C.-H.H.-C., T.G.), University Hospital of Toulouse; Departement des Sciences de l'Éducation et de la Formation (S.C.), Université Toulouse Jean-Jaurès, Unité Mixte de Recherche Éducation, Formation, Travail, Savoirs (UMR EFTS); Operating Room Department (R.R., V.M.), University Toulouse 3-Paul Sabatier; University Toulouse 3-Paul Sabatier (S.S., V.M., O.F., T.G.); and Department of Bacteriology and Virology and Operational Hospital Hygiene Team (S.M.), University of Toulouse, Toulouse, France.

Introduction: Avoiding coronavirus disease 2019 (COVID-19) work-related infection in frontline healthcare workers is a major challenge. A massive training program was launched in our university hospital for anesthesia/intensive care unit and operating room staff, aiming at upskilling 2249 healthcare workers for COVID-19 patients' management. We hypothesized that such a massive training was feasible in a 2-week time frame and efficient in avoiding sick leaves.

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Like modern metagenomics, ancient metagenomics is a highly data-rich discipline, with the added challenge that the DNA of interest is degraded and, depending on the sample type, in low abundance. This requires the application of specialized measures during molecular experiments and computational analyses. Furthermore, researchers often work with finite sample sizes, which impedes optimal experimental design and control of confounding factors, and with ethically sensitive samples necessitating the consideration of additional guidelines.

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Brightening of dark excitons in 2D perovskites.

Sci Adv

November 2021

Laboratoire National des Champs Magnétiques Intenses, EMFL, CNRS UPR 3228, University Grenoble Alpes, University Toulouse, University Toulouse 3, INSA-T, Grenoble and Toulouse, France.

Article Synopsis
  • Optically inactive dark exciton states are crucial in semiconductor light emission as they provide a nonradiative recombination pathway.
  • Research on the exciton fine structure of two-dimensional perovskites (PEA)SnI, (PEA)PbI, and (PEA)PbBr shows that applying an in-plane magnetic field can mix these dark states with bright states, enhancing their visibility.
  • The observed hot photoluminescence suggests a non-Boltzmann distribution of exciton populations due to weak coupling between excitons and acoustic phonons, leading to strong emission despite significant bright-dark exciton splitting.
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