1,162 results match your criteria: "Universites Montpellier I&II[Affiliation]"

The Archaea Marine Group II (MGII) is widespread in the world's ocean where it plays an important role in the carbon cycle. Despite recent discoveries on the group's metabolisms, the ecology of this newly proposed order (Candidatus Poseidoniales) remains poorly understood. Here we used a combination of time-series metagenome-assembled genomes (MAGs) and high-frequency 16S rRNA data from the NW Mediterranean Sea to test if the taxonomic diversity within the MGIIb family (Candidatus Thalassarchaeaceae) reflects the presence of different ecotypes.

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Background: The issues and challenges in the diagnosis of drug allergy/hypersensitivity among children and adults in Asia are likely to be different from non-Asian countries.

Objective: To study the diagnostic modalities used in the evaluation and management of drug allergy/drug hypersensitivity reactions (DHRs) among member societies of the Asia Pacific Association of Allergy, Asthma and Clinical Immunology (APAAACI).

Methods: A questionnaire comprising 41 questions was circulated electronically to member societies and individual members of APAAACI between January 23, 2020 and March 6, 2020.

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5,10-Methylenetetrahydrofolate reductase (MTHFR) deficiency usually presents as a severe neonatal disease. This study aimed to characterize natural history, biological and molecular data, and response to treatment of patients with late-onset MTHFR deficiency. The patients were identified through the European Network and Registry for Homocystinuria and Methylation Defects and the Adult group of the French Society for Inherited Metabolic Diseases; data were retrospectively colleted.

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Endocasts (i.e., replicas of the inner surface of the bony braincase) constitute a critical proxy for qualifying and quantifying variations in brain shape and organization in extinct taxa.

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The atypical chemokine receptor 3 (ACKR3) plays a pivotal role in directing the migration of various cellular populations and its over-expression in tumors promotes cell proliferation and invasiveness. The intracellular signaling pathways transducing ACKR3-dependent effects remain poorly characterized, an issue we addressed by identifying the interactome of ACKR3. Here, we report that recombinant ACKR3 expressed in HEK293T cells recruits the gap junction protein Connexin 43 (Cx43).

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Tocilizumab in treatment-naïve patients with Takayasu arteritis: TOCITAKA French prospective multicenter open-labeled trial.

Arthritis Res Ther

September 2020

Sorbonne Universités AP-HP, Hôpital Saint Antoine, service de médecine interne et Inflammation-Immunopathology-Biotherapy Department (DMU 3iD), Faculté de Médecine Sorbonne Université, F-75012, Paris, France.

Objectives: To assess long-term efficacy of tocilizumab in treatment-naive patients with Takayasu arteritis (TAK).

Methods: Prospective open-labeled trial in naïve patients with TAK who received steroids at the dose of 0.7 mg/kg/day and 7 infusions of 8 mg/kg/month of tocilizumab.

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Vasculitis associated with myelodysplastic syndrome and chronic myelomonocytic leukemia: French multicenter case-control study.

Semin Arthritis Rheum

October 2020

Department of Internal Medicine, Inflammation-Immunopathology-Biotherapy Department (DHU i2B), Assistance Publique-Hôpitaux de Paris, Hôpital Saint-Antoine, 184, rue du Faubourg Saint-Antoine, 75012 Paris, France Sorbonne Université, Paris, France; Sorbonne Universités, INSERM U938, Centre de Recherche Saint-Antoine (CRSA), Paris, France. Electronic address:

Introduction: Our objective was to evaluate characteristics, treatment and outcome of vasculitis associated with myelodysplastic syndrome (MDS) and chronic myelomonicytic leukemia (CMML) PATIENTS AND METHODS: Retrospective descriptive analysis of MDS/CMML-related vasculitis and comparison with MDS/CMML patients without dysimmune features.

Results: Seventy patients with vasculitis and MDS/CMML were included, with median age of 71.5 [21-90] years and male/female ratio of 2.

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The French Society of Intensive Care Medicine (SRLF), jointly with the French-Speaking Group of Paediatric Emergency Rooms and Intensive Care Units (GFRUP) and the French-Speaking Association of Paediatric Surgical Intensivists (ADARPEF), worked out guidelines for the management of central venous catheters (CVC), arterial catheters and dialysis catheters in intensive care unit. For adult patients: Using GRADE methodology, 36 recommendations for an improved catheter management were produced by the 22 experts. Recommendations regarding catheter-related infections' prevention included the preferential use of subclavian central vein (GRADE 1), a one-step skin disinfection(GRADE 1) using 2% chlorhexidine (CHG)-alcohol (GRADE 1), and the implementation of a quality of care improvement program.

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Mechanical debridement is the gold standard in the periodontitis therapy. However, it is suggested that adjunctive use of lasers can result in a more effective treatment outcome. Evaluate the efficiency of diode laser-assisted nonsurgical therapy of periodontitis as adjunctive to scaling and root planing (SRP).

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Gastrulation is the first major morphogenetic event during animal embryogenesis. Ascidian gastrulation starts with the invagination of 10 endodermal precursor cells between the 64- and late 112-cell stages. This process occurs in the absence of endodermal cell division and in two steps, driven by myosin-dependent contractions of the acto-myosin network.

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New record of Neosaimiri (Cebidae, Platyrrhini) from the late Middle Miocene of Peruvian Amazonia.

J Hum Evol

September 2020

Laboratoire de Paléontologie, Institut des Sciences de l'Évolution de Montpellier (ISE-M, UMR 5554, CNRS/UM/IRD/EPHE), Université de Montpellier, c.c. 064, Place Eugène Bataillon, Montpellier Cedex 05, F-34095, France. Electronic address:

The Honda Group of La Venta, Colombia, has yielded a wide array of crown platyrrhine primates, documenting the late Middle Miocene epoch (ca. 13.1-12.

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Marine invertebrate ascidians display embryonic reproducibility: Their early embryonic cell lineages are considered invariant and are conserved between distantly related species, despite rapid genomic divergence. Here, we address the drivers of this reproducibility. We used light-sheet imaging and automated cell segmentation and tracking procedures to systematically quantify the behavior of individual cells every 2 minutes during embryogenesis.

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In December 2019, a conference entitled "Europe That Protects: Safeguarding Our Planet, Safeguarding Our Health" was held in Helsinki. It was co-organized by the Finnish Institute for Health and Welfare, the Finnish Environment Institute and the European Commission, under the auspices of Finland's Presidency of the EU. As a side event, a symposium organized as the final POLLAR (Impact of air POLLution on Asthma and Rhinitis) meeting explored the digital transformation of health and care to sustain planetary health in airway diseases.

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An Unusual Case of Occupational Rhinitis.

J Investig Allergol Clin Immunol

June 2020

Department of Pulmonology, Allergy Unit, Arnaud de Villeneuve Hospital, University Hospital of Montpellier, Montpellier, France; UPMC Univ Paris 06, UMRS 1136.

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Orienting insecticide research in the tropics to meet the sustainable development goals.

Curr Opin Insect Sci

August 2020

IRD, UMR IPME, 34AA001, Montpellier, France; CIRAD, UPR AÏDA, BP 34398 Cedex 5, Montpellier, France.

Tropical cropping systems are highly dependent on synthetic insecticides, which generates sustainability issues. We performed a bibliometric analysis of the current insecticide literature (2017-2019) and used the Sustainable Development Goals roadmap to identify research topics in insecticide research that should be promoted to attain sustainable cropping systems. Bioinsecticides and integrated pest management were identified as potential substitutes for synthetic insecticides while insecticide contamination, degradation and impacts on non-target organisms were pinpointed as topics with the potential to lessen detrimental effects of synthetic insecticides.

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Background: To investigate the value of European deprivation index (EDI) and hepatocellular carcinoma (HCC) characteristics and their relationships with outcome after liver transplantation (LT).

Methods: Patients undergoing LT for HCC were included from a national database (from "Agence de la Biomédecine" between 2006 and 2016. Characteristics of the patients were blindly extracted from the database.

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[Update on the diagnosis of parasitic and fungal infections].

Ann Biol Clin (Paris)

June 2020

AP-HP, Hôpital Bichat, Laboratoire de parasitologie-mycologie, UMR261 Merit, Université de Paris, Paris, France.

The diagnosis of parasitic and fungal infections, historically based on the detection of these pathogens using direct diagnosis (macro/microscopic examination, culture) or serological methods, has considerably evolved in the last decades, especially with the development of molecular approaches and mass spectrometry. These techniques, as well as most analyses of parasitic and fungal serology, are mostly the preserve of Hospital University Centers Parasitology-Mycology laboratories. In 2016, the French association of medical parasitology and mycology teachers and hospital practitioners (Anofel) has provided a Catalogue of rare analyses, regularly updated and freely accessible on the Anofel website (https://anofel.

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Digital anamorphosis is used to define a distorted image of health and care that may be viewed correctly using digital tools and strategies. MASK digital anamorphosis represents the process used by MASK to develop the digital transformation of health and care in rhinitis. It strengthens the ARIA change management strategy in the prevention and management of airway disease.

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Resurgence risk for malaria, and the characterization of a recent outbreak in an Amazonian border area between French Guiana and Brazil.

BMC Infect Dis

May 2020

ESPACE-DEV, IRD, Universités de Montpellier, de La Réunion, de la Guyane, des Antilles, Montpellier, France: LIS, ICICT, Fiocruz, Av. Brasil, 4365, Manguinhos, Rio de Janeiro, Brazil.

Article Synopsis
  • In 2017, a malaria outbreak caused by Plasmodium vivax emerged along the French Guiana-Brazil border, reversing a trend of declining cases from 2005 to 2016.
  • Two studies were conducted: one local investigation focused on a health center in French Guiana, while the other examined regional patterns across the border using surveillance data.
  • Results showed significant infection rates, particularly in Indigenous neighborhoods, and identified seasonal peaks and cluster areas of transmission, indicating a resurgence of malaria in an otherwise declining area.
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The diagnosis of anaplastic meningioma (AM) (WHO grade III) is based on the presence of a high mitotic index (MI) and/or overt anaplasia. Only few data exist about the reproducibility and prognostic value of overt anaplasia. Additionally, the prognostic value of H3K27me3 loss in AM has not yet been demonstrated.

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Human-mediated transport creates secondary contacts between genetically differentiated lineages, bringing new opportunities for gene exchange. When similar introductions occur in different places, they provide informally replicated experiments for studying hybridisation. We here examined 4,279 mussels, sampled in Europe and genotyped with 77 ancestry-informative markers.

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Data to be collected for an optimal management of axial spondyloarthritis in daily practice: Proposal from evidence-based and consensual approaches.

Joint Bone Spine

October 2020

Paris Descartes University, Department of Rheumatology - Hôpital Cochin. Assistance publique-Hôpitaux de Paris. inserm (U1153): Clinical epidemiology and biostatistics, Université de Paris, Paris, France.

Objective: To propose a list of variables to be collected right after the diagnosis has been made and during the follow-up of patients with axial spondyloarthritis (ax-SpA) for an optimal management in daily practice.

Methods: The process comprised (1) the evaluation of the interest of 51 variables proposed for the assessment of ax-SpA by means of a systematic literature research; (2) a consensus process involving 78 hospital-based or office-based rheumatologists, considering the collection of each variable in a 4 grade scale from "not very useful/useless" to "mandatory"; (3) a consensus on the minimum interval of time for periodic assessment of the selected variables on a 5 grade scale from "at each visit" to "never to be re-collected".

Results: The systematic literature research retrieved a total of 14,133 abstracts, of which 213 were included in the final qualitative synthesis.

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The rapid eye movement sleep behavioural disorder (RBD) population is an ideal study population for testing disease-modifying treatments for synucleinopathies, since RBD represents an early prodromal stage of synucleinopathy when neuropathology may be more responsive to treatment. While clonazepam and melatonin are most commonly used as symptomatic treatments for RBD, clinical trials of symptomatic treatments are also needed to identify evidence-based treatments. A comprehensive framework for both disease-modifying and symptomatic treatment trials in RBD is described, including potential treatments in the pipeline, cost-effective participant recruitment and selection, study design, outcomes and dissemination of results.

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Action Plan to Ensure Global Availability of Adrenaline Autoinjectors.

J Investig Allergol Clin Immunol

April 2020

University Hospital of Montpellier, Montpellier, and Sorbonne Universités, UMR-S 1136, IPLESP, Equipe EPAR, Paris, France.

Adrenaline (epinephrine) is the first-line treatment for anaphylaxis and, therefore, is listed as an essential medication for the treatment of anaphylaxis by the World Health Organization (WHO). However, the availability of adrenaline autoinjectors (AAI) for use as first-aid treatment is limited to only 32% of all the world's 195 countries, most of which are high-income countries. The key issues leading to the lack of availability of AAIs include cost, national regulations, lack of regional evidence on the value of epinephrine, and limited accurate data about the epidemiology of anaphylaxis.

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Background/objective: To reproduce the methods and results of the study by Alobeid et al. (2018) in which the efficacy of tooth alignment using conventional labial and lingual orthodontic bracket systems was assessed.

Materials/methods: We used the identical experimental protocol and tested (i) regular twin bracket (GAC-Twin [Dentsply]) and lingual twin bracket systems (Incognito [3M]), (ii) together with NiTi 0.

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