Publications by authors named "Philippe D"

Background: Emergency triage, which involves complex decision-making under stress and time constraints, may suffer from inaccuracies due to workplace distractions. A serious game was developed to simulate the triage process and environment. A pilot study was undertaken to collect preliminary data on the effects of distractors on emergency nurse triage accuracy.

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  • The study aimed to evaluate how often early cardiac CT finds stroke-related and non-stroke-related issues in patients suspected of having a stroke, and its impact on patient management.
  • It analyzed data from 1,111 patients who had cardiac CT in addition to standard brain imaging protocols, identifying a higher prevalence of stroke-related conditions in those actually diagnosed with ischemic stroke.
  • Results showed 8% had stroke-related findings and 15.6% had significant non-stroke findings, with some patients experiencing management changes due to these incidental discoveries.
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  • - Patients with multiple system atrophy (MSA) exhibit increased facial movements and muscle tone during sleep compared to those with Parkinson's disease and healthy controls, suggesting a phenomenon called sleep state dissociation.
  • - A study analyzed facial muscle activity in 62 individuals (11 with MSA, 38 with Parkinson's, and 13 controls) using video-polysomnography, identifying specific facial movements like frowning and smiling, with "strained face" being notably prominent in MSA patients.
  • - The findings indicate that MSA is associated with significant alterations in sleep muscle activity, potentially serving as a key indicator of the condition and its severity, especially during Non-Rapid Eye Movement (NREM) sleep.
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In response to the EU cosmetics directive regulation and REACH legislation which encourage cell culture methods in order to reduce or replace the use of animals in toxicology studies, we settled the culture of prepubertal domestic cat seminiferous tubules in our validated BioAlter® model, usually used with prepubertal rat, called here BioAlter®-rat, by opposition to BioAlter®-cat settled here. We carried out a comparative study on the effects of 3 testicular toxicants, 1,3-dinitrobenzene at 60 μM, 2-methoxyacetic acid at 2.5 mM and carbendazim at 50 nM or 500 nM in both BioAlter®-cat and BioAlter®-rat over a 3-week culture period.

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Venous-thromboembolism (VTE) is increased in lung cancer patients (LCP) treated with immune-checkpoint inhibitors (ICIs) but risk factors are not identified and the Khorana Score (KS) is not validated. To assess VTE incidence and its clinical impact, to investigate potential clinical risk factors and KS performance in LCP. Retrospective analysis of LCP initiating ICIs treatment between June 2015 and November 2020 in a for-profit cancer center.

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Glyphosate is the most used herbicide in the world. Controversial studies exist on its effect on the male reproductive system. We used the validated BioAlter® model to test the effects of low concentrations of Glyphosate.

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Aim: Extracorporeal cardiopulmonary resuscitation (ECPR) can treat cardiac arrest refractory to conventional therapies. Our goal was to identify the best protocol for survival with good neurological outcome through the evaluation of current inclusion criteria, exclusion criteria, cannulation strategies and additional therapeutic measures.

Methods: A systematic literature search was used to identify eligible publications from PubMed, Embase, Web of Science and Cochrane for articles published from 29 June 2009 until 29 June 2019.

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Species within the complex are being increasingly recognized as pathogens of animals and humans. An orange-winged Amazon parrot () was referred for a 6 month-history of a slowly developing swelling involving the right nostril. Abnormal physical exam findings included a mild firm swelling at the dorsolateral aspect of the right nostril with no nasal discharge.

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Introduction: Adenoid cystic carcinoma (ACC) of the head and neck is a rare malignancy of the salivary glands that accounts for approximately 10% of salivary gland carcinoma. Despite aggressive local therapy, local recurrence and distant metastases occur frequently. Response rates (RR) to potential curative and palliative chemotherapy are limited, so new strategies are needed.

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Our digestive tract hosts more than a billion microorganisms comprising non-pathogenic bacteria, viruses, fungi and parasites. Understanding and characterizing the human gut microbiota has become a fundamental common theme to establish a link between its dysbiosis and certain pathologies, especially autoimmune and inflammatory diseases. Meta-Omics studies have, so far, provided great progress in this field.

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Dandruff is a common persistent, relapsing inflammatory condition affecting the scalp. An imbalanced proportion of the major bacterial and fungal populations colonising the scalp, a skin barrier dysfunction, and hyperseborrhoea are three main etiological factors of dandruff. The efficacy of Lactobacillus paracasei NCC 2461 ST11 (ST11) to manage dandruff and to restore a balanced scalp microbiome was assessed.

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Background: A defasciculating dose of non-depolarizing muscle relaxant administered prior succinylcholine decrease its side effects including fasciculations and postoperative myalgias; however it is believed that the dosage of succinylcholine should be increased when such a pre-treatment is used.

Objectives: We hypothesized that a defasciculating dose of pancuronium as a pre-treatment could prolong its duration of effect.

Patients And Methods: Forty patients scheduled for elective orthopaedic surgery were consecutively assigned into 5 groups, a first group without pre-treatment (succinylcholine 1 mg/kg) and 4 subsequent groups of pretreatment with atracurium 0.

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Background: Throughout the long history of industrial and academic research, many microbes have been isolated, characterized and preserved (whenever possible) in culture collections. With the steady accumulation in observational data of biodiversity as well as microbial sequencing data, bio-resource centers have to function as data and information repositories to serve academia, industry, and regulators on behalf of and for the general public. Hence, the World Data Centre for Microorganisms (WDCM) started to take its responsibility for constructing an effective information environment that would promote and sustain microbial research data activities, and bridge the gaps currently present within and outside the microbiology communities.

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The gut intestinal tract harbours a complex microbiota. Disturbances in the microbiota composition have been associated with several immune dysfunctions such as inflammatory diseases. Specific strains of probiotics have shown to beneficially influence the composition and/or metabolic activity of the endogenous microbiota.

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In recent decades, the prevalence of subjects with reactive skin has considerably increased in industrialised countries. 50% of women and 30% of men report cutaneous discomfort classified under reactive/sensitive skin. Several topical approaches have been proposed, in particular through improvement of galenic forms or protection of epidermal surface.

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Aim: To investigate the anti-inflammatory properties of Lacto-Wolfberry (LWB), both in vitro and using a mouse model of experimental colitis.

Methods: The effects of LWB on lipopolysaccharide (LPS)-induced reactive oxygen species (ROS) and interleukin (IL)-6 secretion were assessed in a murine macrophage cell line. in vitro assessment also included characterizing the effects of LWB on the activation of NF-E2 related 2 pathway and inhibition of tumor necrosis factor-α (TNF-α)-induced nuclear factor-κB (NF-κB) activation, utilizing reporter cell lines.

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The use of anion-exchange chromatography was investigated as an alternative method to concentrate and purify bacterial viruses, and parameters for different bacteriophages were compared. Chromatography was performed with Convective Interactive Media(®) monoliths, with three different volumes and two matrix chemistries. Eleven morphologically distinct phages were tested, infecting five different bacterial species.

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The incidence of food hypersensitivity and food allergies is on the rise and new treatment approaches are needed. We investigated whether N. sativa, one of its components, thymoquinone, or synthetic opioid receptor (OR)-agonists can alleviate food allergy.

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SH3 domains are common structure, interaction, and regulation modules found in more than 200 human proteins. In this report, we studied the third SH3 domain from the human CIN85 adaptor protein, which plays an important role in both receptor tyrosine kinase downregulation and phosphatidylinositol 3 kinase inhibition. The structure of this domain includes an additional 90° kink after the last canonical β-strand and features unusual interactions between the termini well outside the boundaries of the standard SH3 domain definition.

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Aim: To assess the anti-inflammatory effect of the probiotic Bifidobacterium lactis (B. lactis) in an adoptive transfer model of colitis.

Methods: Donor and recipient mice received either B.

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Probiotics have been suggested as an alternative therapeutical approach in the intervention of inflammatory disorders of the gastrointestinal tract (GIT). Application of single strains or probiotic mixtures has shown promising results in animal models and patients of inflammatory bowel disease (IBD). We recently demonstrated potent inhibitory capacity of a Bifidobacterium bifidum S17 on LPS-induced inflammatory events in cell culture models using intestinal epithelial cells and verified these anti-inflammatory effects in two mouse models of colitis.

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Over the past few decades the number of people presenting reactive skin has increased in industrial countries. Skin inflammation mediated by neuropeptides and impaired skin barrier function are both underlying features of reactive skin conditions. Live microorganisms defined as probiotics have been successfully used to improve health status in humans.

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Specific strains of probiotic, have been identified as beneficial to influence the composition and/or metabolic activity of the endogenous microbiota and some of these strains have been also shown to inhibit the growth of a wide range of enteropathogens. The first aim of using probiotics has been to improve the composition of the intestinal microbiota from a potentially harmful composition towards a composition that would be beneficial to the host.Beyond their capacity to influence positively the composition of the intestinal microbiota, several lines of evidence suggest that some probiotic bacteria can modulate the immune system both at the local and systemic levels thereby improving immune defense mechanisms and/or downregulate immune disorders such as allergies or intestinal inflammation.

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Adhesion and anti-inflammatory properties of eight strains of bifidobacteria were tested using the intestinal epithelial cell lines Caco-2, T84, and HT29. Two strains were selected for further assessment of their anti-inflammatory capacity in two murine models of colitis. In vivo results confirmed the high anti-inflammatory capacity of a Bifidobacterium bifidum strain.

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