1,078,939 results match your criteria: "France; UPMC Universite Paris 06[Affiliation]"

On the need for an adult-to-adult liver graft split policy-An appraisal.

J Hepatol

January 2025

Department of General Surgery and Liver Transplantation, Croix-Rousse University Hospital, Hospices Civils de Lyon, France; Lyon Hepatology Institute (IHU EVEREST), INSERM U1052 UMR 5286, Lyon, France.

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Radial nerve compression at the arcade of Frohse is a rare but significant condition that typically presents with pain primarily after exertion and at night on the dorsal side of the forearm, more distally than tennis elbow pain, and weakness of the wrist extensors and the long fingers and thumb extensors. Traditional treatment often involves open surgery, resulting in significant scarring. This study introduces a novel percutaneous radial nerve release technique under complete ultrasound guidance and highlights its efficacy and safety.

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The gastrointestinal tract is a remarkable example of complex biology, with a constant dialogue between the intestinal epithelium, in close contact with the microbiota, and the immune cells that protect the gut from infection. Organoids have revolutionized our approach to modelling the intestinal cellular compartment and have opened new avenues for unravelling the mechanisms involved in intestinal homeostasis and chronic pathogenesis such as inflammatory bowel disease. To date, few models have been established to explore the role of the colon, which is however the main site of inflammation in ulcerative colitis (UC).

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Standing or Very Low-Intensity Cycling as Sedentary Breaks: Does Physical Activity Level Matter?

J Phys Act Health

January 2025

Laboratory of the Metabolic Adaptations to Exercise under Physiological and Pathological Conditions (AME2P), UE3533, Clermont Auvergne University, Aubiere, France.

Background: Active breaks and very low- to low-intensity exercises such as walking or cycling at an active desk have been shown to significantly counteract the negative effect of prolonged sedentary behaviors. The objective was to investigate the effect of physical activity level (PAL) on changes in energy expenditure (EE), heart rate, and substrate oxidation from sit-to-stand and sit-to-light cycling.

Methods: Fifty healthy young males and females (age: 23.

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Germline Variant With Somatic Amplification in a Woman With Inflammatory Diseases and Myelodysplastic Syndrome.

Ann Intern Med

January 2025

Center for Hematology and Regenerative Medicine, Department of Medicine Huddinge, Karolinska Institutet, and Department of Hematology, Karolinska University Hospital, Stockholm, Sweden.

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The Canadian Genomics Research and Development Initiative for Antimicrobial Resistance (GRDI-AMR) uses a genomics-based approach to understand how health care, food production and the environment contribute to the development of antimicrobial resistance. Integrating genomics contextual data streams across the One Health continuum is challenging because of the diversity in data scope, content and structure. To better enable data harmonization for analyses, a contextual data standard was developed.

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Suspected heparin-induced thrombocytopaenia in pulmonary thromboendarterectomy: retrospective cohort.

Interdiscip Cardiovasc Thorac Surg

January 2025

Department of Thoracic Surgery and Heart-Lung Transplantation, Paris-Saclay University, Marie-Lannelongue Hospital, 92350, Le Plessis-Robinson, France.

Objectives: Heparin is given for anticoagulation during and after pulmonary thromboendarterectomy for chronic thromboembolic pulmonary hypertension. Our objective was to add to the limited data available on the incidence, management, and outcomes of suspected heparin-induced thrombocytopaenia after pulmonary thromboendarterectomy for chronic thromboembolic pulmonary hypertension.

Methods: This retrospective single-centre study included consecutive patients with suspected heparin-induced thrombocytopaenia after pulmonary thromboendarterectomy done in 2005-2018.

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After more than 15 years of decline, the Malaria epidemy has increased again since 2017, reinforcing the need to identify drug candidates active on new targets involved in at least two biological stages of the Plasmodium life cycle. The SUB1 protease, which is essential for parasite egress in both hepatic and blood stages, would meet these criteria. We previously reported the structure-activity relationship analysis of α-ketoamide-containing inhibitors encompassing positions P4-P2'.

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Zirconium(IV)-Catalysed Hydrosilylation of Organic Carbonates and Polycarbonates Household Wastes into Alcohol Derivatives.

Chemistry

January 2025

Centre CEA Paris-Saclay: Commissariat a l'Energie Atomique et aux Energies Alternatives Centre de Saclay, IRAMIS Institute, CEA - Saclay, 91190, Gif-Sur-Yvette, FRANCE.

The Schwartz's reagent Cp2Zr(H)Cl is a well known stoichiometric reagent for the reduction of unsaturated organic molecules but it has rarely been used in catalytic transformations. Herein, we describe the reduction of a variety of organic carbonates using the catalyst Cp2Zr(H)Cl in combination with Me(MeO)2SiH (DMMS) as reductant. This method was further applied to the reductive depolymerization of some polycarbonate materials and yielded silylated alcohols and diols in mild conditions.

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Objectives: To evaluate the at-risk organs that require protection during percutaneous cryoablation (PCA) of renal tumours and the correlation with patient and target lesion characteristics, type of protective measure used and postoperative outcomes.

Materials And Methods: Single-centre retrospective review of patients with renal tumours who underwent PCA between 2008 and 2020. Final analysis included 374 tumours.

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The insertion of carbene into secondary amide N-H bonds remains underexplored in organic synthesis. In this work, we discovered the visible-light-induced insertion of siloxycarbene into amide N-H bonds. This metal-free, facile reaction proceeds with atom economy under mild conditions with a broad range of secondary N-H amides, including benzanilide, acetanilide, oxindole, isatin, quinolinone, and maleimide, affording stable - and -acetals in excellent isolated yields.

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Comparison between ZenoTOF 7600 system and QTOF for plant metabolome: an example of metabolomics applied to coffee leaves.

Metabolomics

January 2025

Bioanalysis and Drug Discovery, Faculty of Pharmacy, RD3 Unit of Pharmacognosy, Université Libre de Bruxelles, Bd du Triomphe, Campus Plaine, CP 205/09, 1050, Brussels, Belgium.

Introduction: ZenoTOF is new class of high-resolution mass spectrometer that combines resolution and sensitivity. This mass spectrometer is well designed to perform metabolomics.

Methods: In this context, we compared the performance of ZenoTOF 7600 system (Sciex) with QTOF6520 (Agilent Technologies) through the leaf metabolome analysis of two Coffea species, namely C.

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Unlabelled: Biochemical analyses of cerebrospinal fluid (CSF) are routinely performed at diagnosis in many pediatric oncology and hematology centers when acute leukemia is diagnosed. However, the clinical relevance of these analyses remains unclear. We conducted a retrospective analysis of biochemical CSF data from children diagnosed with acute leukemia at two French hospitals between 2016 and 2023 assessing the results in relation to the presence or absence of leukemic neuromeningeal involvement and the correlation between cytological and biochemical analyses.

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Background: This study examines the management and outcomes of large paranasal sinus osteomas (PSO), especially those abutting or encasing critical structures of the skull base and orbit.

Methodology: A multicentric retrospective analysis was conducted between June 2007 and September 2023. The study included surgically treated (regardless the type of approach chosen) PSO, exceeding 3 cm in diameter and/or located in critical anatomical areas.

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Purpose: A first-in-human phase one study was conducted in nasopharyngeal carcinoma (NPC) patients to assess the safety and tolerability of VK-2019, a small molecule selective inhibitor of Epstein-Barr virus Nuclear Antigen 1 (EBNA1).

Patients And Methods: Pharmacokinetic and pharmacodynamic studies, including circulating tumor EBV DNA plasma levels, were performed. Twenty-three patients received VK-2019 orally once daily at doses ranging from 60 to 1800 mg using an accelerated titration design, with cohort expansion at 1800 mg.

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Objective: To investigate whether local lesions created by stereo-electroencephalography (SEEG)-guided radiofrequency thermocoagulation (RFTC) affect distant brain connectivity and excitability in patients with focal, drug-resistant epilepsy (DRE).

Methods: Ten patients with focal DRE underwent SEEG implantation and subsequently 1 Hz bipolar repetitive electrical stimulation (RES) for 30 s before and after RFTC. Root mean square (RMS) of cortico-cortical evoked potentials (CCEPs) was calculated for 15 ms to 300 ms post-stimulation with baseline correction.

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Obesity leads to a number of health problems, including learning and memory deficits that can be passed on to the offspring via a developmental programming process. However, the mechanisms involved in the deleterious effects of obesity on cognition remain largely unknown. This study aimed to assess the impact of obesity on the production of sphingolipids (ceramides and sphingomyelins) in the brain and its relationship with the learning deficits displayed by obese individuals.

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Great efforts have been made in the last few decades to realize electronic devices based on organic molecules. A possible approach in this field is to exploit the chirality of organic molecules for the development of spintronic devices, an applicative way to implement the chiral-induced spin selectivity (CISS) effect. In this work we exploit enantiopure tetrathiafulvalene (TTF) derivatives as chiral inducers at the nanoscale.

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