628 results match your criteria: "Universite de Lyon 1[Affiliation]"

Journal club: Recent therapeutic developments in the management of chronic spontaneous urticaria.

Eur J Dermatol

June 2023

CIRI, Centre International de Recherche en Infectiologie, (Team Epidermal Immunity and Allergy); INSERM, U1111; Univ Lyon; Université de Lyon 1; École Normale Supérieure de Lyon; CNRS, UMR 5308, Lyon, France, Department of Allergology and Immunology, Centre Hospitalier Lyon Sud, Pierre-Bénite, France.

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Introduction: The MYH7 c.5135G > A p.(Arg1712Gln) variant has been identified in several patients worldwide and is classified as pathogenic in the ClinVar database.

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Customization of the translational complex regulates mRNA-specific translation to control CNS regeneration.

Neuron

September 2023

Univ. Grenoble Alpes, Inserm, U1216, CHU Grenoble Alpes, Grenoble Institut Neurosciences, 38000 Grenoble, France. Electronic address:

Article Synopsis
  • Axons in the adult mammalian CNS do not spontaneously regenerate after injury due to various extrinsic and intrinsic factors, and the molecular processes behind regeneration are not completely understood.
  • Recent research reveals that the selective translation of mRNAs, controlled by proteins like Huntingtin (HTT), is essential for promoting axon regeneration.
  • These findings emphasize that targeting the specific translation mechanisms could lead to new therapeutic strategies for repairing the CNS.
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Characterization of the Zebrafish () Mutant: A New Model of Elastinopathy Leading to Heart Valve Defects.

Cells

May 2023

Laboratoire de Biologie Tissulaire et Ingénierie Thérapeutique (LBTI), UMR CNRS 5305, Institut de Biologie et Chimie des Protéines, Université de Lyon 1, 7 Passage du Vercors, CEDEX 07, F-69367 Lyon, France.

Elastic fibers are extracellular macromolecules that provide resilience and elastic recoil to elastic tissues and organs in vertebrates. They are composed of an elastin core surrounded by a mantle of fibrillin-rich microfibrils and are essentially produced during a relatively short period around birth in mammals. Thus, elastic fibers have to resist many physical, chemical, and enzymatic constraints occurring throughout their lives, and their high stability can be attributed to the elastin protein.

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Holistic pediatric oncology: towards a second Copernican revolution.

Trends Cancer

September 2023

Apoptosis, Cancer, and Development Laboratory - Equipe Labellisée 'La Ligue', LabEx DEVweCAN, Centre de Recherche en Cancérologie de Lyon, INSERM 1052, CNRS UMR 5286, Centre Léon Bérard, Université de Lyon, Université de Lyon 1, Lyon, France.

Recently, a holistic approach to oncology that integrates a whole-body understanding of the etiology and dynamics of cancer and the development of new therapies has been proposed. Herein we discuss how this concept is also relevant to pediatric oncology, with the caveat of specificities that must be considered.

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Molecular profiling of skin test-induced inflammation to support the clinical diagnosis of delayed drug hypersensitivity reaction.

Eur J Dermatol

February 2023

CIRI, Centre International de Recherche en Infectiologie, (Team Epidermal Immunity and Allergy); INSERM, U1111; Univ Lyon; Université de Lyon 1; Ecole Normale Supérieure de Lyon; CNRS, UMR 5308, Lyon, France, Department of Dermatology and Allergology, Centre Hospitalier Universitaire de Saint-Etienne, Saint-Priest-en-Jarez, France.

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Sarcoidosis-Related Uveitis: A Review.

J Clin Med

April 2023

Department of Internal Medicine, Croix-Rousse University Hospital, Hospices Civils de Lyon, 69004 Lyon, France.

Sarcoidosis is an inflammatory disease that involves the eyes in 10-55% of cases, sometimes without systemic involvement. All eye structures can be affected, but uveitis is the most common ocular manifestation and causes vision loss. The typical ophthalmological appearance of these uveitis is granulomatous (in cases with anterior involvement), which are usually bilateral and with synechiae.

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One year since the "junior doctors" took up their posts: Time for analysis!

Eur Ann Otorhinolaryngol Head Neck Dis

January 2024

Faculté de médecine de Montpellier-Nîmes, université Montpellier, 641, avenue du Doyen-Gaston-Giraud, 34000 Montpellier, France; Département d'otorhinolaryngologie et de chirurgie cervico-faciale et chirurgie maxillo-faciale, hôpital Gui-de-Chauliac, CHU de Montpellier, 80, avenue Augustin-Fliche, 34295 Montpellier, France. Electronic address:

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Synthesis and Chiroptical Properties of a Chiral Isotopologue of -Cryptophane-B.

J Org Chem

April 2023

Institut des Sciences Moléculaires (UMR 5255-CNRS), Université de Bordeaux, 351 Cours de la Libération, 33405 Talence, France.

We report the synthesis and absolute configuration (AC) of a chiral isotopologue of -cryptophane-B. Low chiral signatures were measured by polarimetry and electronic circular dichroism, whereas most significant chiroptical effects were observed by vibrational circular dichroism (VCD) and Raman optical activity (ROA). The comparison of experimental VCD and ROA spectra with those predicted by DFT calculations allows the determination of the AC of the two enantiomers as (-)--- and (+)---.

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[The psychiatric and mental health assessment and referral center].

Encephale

December 2023

Centre hospitalier Le Vinatier, CNRS UMR 5229, CNRS & université de Lyon 1, 95, boulevard Pinel, 69678 Bron cedex, France. Electronic address:

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Article Synopsis
  • * It finds that antibiotic treatment in humans and non-human primates (NHPs) correlates with a higher prevalence of MRSA compared to wild species like micromammals and bats, indicating that antibiotic pressure influences resistance acquisition.
  • * The research suggests that generalist MRSA strains, those that can infect various hosts, have a higher potential for spreading antibiotic resistance than specialist strains, highlighting the importance of host diversity in the dynamics of antibiotic resistance in ecosystems.
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A loading and productivity study was done using three racemates on vancomycin and teicoplanin-bonded chiral stationary phases of different particle formats. Two columns were packed with 2.7 μm superficially porous particles and two columns were packed with identically bonded 5 μm fully porous particles.

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Networked vision of epilepsy and mental symptoms: Proposal for a "city map of traffic lights".

Epilepsy Behav

April 2023

Epilepsy Unit, Neurosciences Centre, Mater Hospital and Mater Research Institute, Faculty of Medicine, The University of Queensland, Brisbane, Australia; Queensland Brain Institute, The University of Queensland, Brisbane, Australia.

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Sleep disorders are defined on the basis of diagnostic criteria presented in medical classifications. However, no consensus has emerged on the exact list of operational symptoms that should be systematically investigated in the field of sleep medicine. We propose a systematic analysis of sleep symptoms that figure in a set of self-reported multiple sleep disorder screening questionnaires for adult populations, to identify the content overlap of symptoms that probe the presence of central sleep symptoms, and to highlight the potential level of heterogeneity among sleep disorder questionnaires.

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[Suspected allergy to COVID-19 vaccines: A retrospective study of 320 patients].

Rev Fr Allergol (2009)

March 2023

Hospices civils de Lyon, service d'allergologie et immunologie clinique, centre hospitalier Lyon Sud, Pierre-Bénite, France.

Introduction: The health context with COVID-19 pandemic has led to fast development of many vaccines against the SarS-Cov-2 virus. Four of them are currently available in France and contain polyethylene glycol (PEG) or polysorbate 80 as excipients, already described as causing anaphylaxis. French recommendations have been suggested by allergology authorities and proposed a course of action in the event of a suspected allergy to these vaccines.

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Background: Ambulatory exams were preferred in children during the COVID-19 pandemic. Polysomnography (PSG), the gold standard for obstructive sleep apnea (OSA) diagnosis, requires several leads and sensors to be attached to the child's body. Children are more comfortable with respiratory polygraphic (RP) recording, which needs fewer sensors.

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Despite the fact that reliability estimation is crucial for robust inference, it is underutilized in neuroscience and cognitive psychology. Appreciating reliability can help researchers increase statistical power, effect sizes, and reproducibility, decrease the impact of measurement error, and inform methodological choices. However, accurately calculating reliability for many experimental learning tasks is challenging.

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Objectives: The control chart is a graphical tool for data interpretation that detects aberrant variations in specific metrics, ideally leading to the identification of special causes that can be resolved. A clear assessment of control chart utilization and its potential impact in surgery is required to justify recommendations for its dissemination. This review aims to describe how performance monitoring using control charts was used over time in surgery.

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We report in this article the synthesis, the X-ray crystal structure of compound -, and its binding properties with cesium and thallium in aqueous solution under basic conditions. Compound - is the diastereomeric compound of - that shows very high affinity for cesium and thallium in aqueous solution under the same conditions. Despite the close structural similarities that exist between the - and - compounds, they show large discrepancy in their ability to bind cesium and thallium cations in the same conditions.

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[Not Available].

Therapie

January 2023

Univ. Bordeaux, Inserm, BPH, U1219, Equipe AHeaD, 33000 Bordeaux, France; CHU de Bordeaux, service de Pharmacologie Médicale, 33000 Bordeaux, France.

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What place for intelligent automation and artificial intelligence to preserve and strengthen vigilance expertise in the face of increasing declarations?

Therapie

January 2023

Univ. Bordeaux, Inserm, BPH, U1219, Equipe AHeaD, 33000 Bordeaux, France; CHU de Bordeaux, service de Pharmacologie Médicale, 33000 Bordeaux, France.

Article Synopsis
  • In 2018, the "Ateliers de Giens" focused on the potential benefits of AI in clinical research and pharmacovigilance, leading to increased efficiency in healthcare.
  • The 2022 workshop aimed to enhance the role of AI and intelligent automation in pharmacovigilance, addressing the challenges posed by increased reporting of suspected side effects and a lack of medical expertise.
  • Participants discussed their experiences and projects, created a SWOT analysis to identify critical issues, and proposed recommendations for integrating new technologies while preserving expertise in pharmacovigilance.
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Cryptic species diversity is known to be common in bats but remains challenging to study in these mammals, whose natural history traits render their sampling and monitoring challenging. For these animals, indirect genetic approaches provide a powerful tool to gain insight into the evolutionary history and ecology of cryptic bat species. The speciation history of the polyphyletic species group (Molossidae) is poorly understood, including those found on western Indian Ocean islands.

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