4,875 results match your criteria: "university of Lyon[Affiliation]"

Colorectal cancer is a major public health issue, causing significant morbidity and mortality worldwide. Treatment for colorectal cancer often has a significant impact on patients' quality of life, which can vary over time and across individuals. The application of artificial intelligence and machine learning techniques has great potential for optimizing patient outcomes by providing valuable insights.

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Temporomandibular disorders (TMD) are a public health problem that affects around 12% of the global population. The treatment is based on analgesics, non-steroidal anti-inflammatory, corticosteroids, anticonvulsants, or arthrocentesis associated with hyaluronic acid-based viscosupplementation. However, the use of hyaluronic acid alone in viscosupplementation does not seem to be enough to regulate the intra-articular inflammatory process.

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Equine piroplasmosis is a tick-borne disease mainly caused by Theileria equi and Babesia caballi. The objectives of this study were to analyse the frequency and routes of vertical transmission of these blood parasites from 179 asymptomatic mares to their foals. Foals were sampled within 72 h post-partum.

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Hepatocellular carcinoma hosts cholinergic neural cells and tumoral hepatocytes harboring targetable muscarinic receptors.

JHEP Rep

January 2025

Hepatitis Viruses and Pathobiology of Chronic Liver Diseases - LabEx DEVweCAN, Inserm U1052, Cancer Research Centre of Lyon - Hepatology Institute of Lyon F - IHU EVEREST, University of Lyon 1, ISPB, France, CNRS UMR5286, Centre Léon, Lyon, France.

Background & Aims: Owing to unexplained interpatient variation and treatment failure in hepatocellular carcinoma (HCC), novel therapeutic approaches remain an urgent clinical need. Hepatic neurons, belonging to the autonomic nervous system (ANS), mediate liver/whole body crosstalk. Pathological innervation of the ANS has been identified in cancer, nurturing tumor stroma and conferring stronger carcinogenic properties.

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Muscle composition is not a prognostic factor for muscle strength recovery after anterior cruciate ligament surgery by hamstring tendon autograft.

Orthop Traumatol Surg Res

December 2024

Orthopaedics Surgery and Sports Medicine Department, FIFA Medical Center of Excellence, Croix-Rousse Hospital, Lyon University Hospital, Lyon, France; LIBM - EA 7424, Interuniversity Laboratory of Biology of Mobility, Claude Bernard Lyon 1 University, Lyon, France.

Purpose: For the athlete, anterior Cruciate Ligament (ACL) rupture and its surgical management are often a turning point in their career. Success and time to return to sport are essential parameters for athletes and their support staff, so it is critical to understand the prognostic factors influencing return to sport after anterior cruciate ligament reconstruction (ACLR). The aim of this study was to determine the influence of hamstring muscle composition on muscle power following ACLR with autogenous hamstring grafts.

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RORA-neurodevelopmental disorder: a unique triad of developmental disability, cerebellar anomalies, and myoclonic seizures.

Genet Med

December 2024

Genetics Department, Hospices Civils de Lyon, Lyon, France; Neuromyogene Institute, Pathology and Genetics of neuron and muscle, CNRS UMR 5261 INSERM U1315, University of Lyon - Université Claude Bernard Lyon 1, Lyon, France. Electronic address:

Article Synopsis
  • RORA is a gene linked to the development and function of the cerebellum, and this study explores the largest group of individuals with RORA-related neurodevelopmental disorders (RORA-NDD).
  • The study involved 40 participants with various pathogenic variants of RORA, revealing a range of clinical features including developmental and intellectual disabilities, as well as cerebellar symptoms that can vary in onset and severity.
  • Findings indicate that certain missense variants are associated with more severe cerebellar issues, and common elements of RORA-NDD include developmental disabilities, cerebellar symptoms, and different types of myoclonic epilepsy.
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Background: Spinal muscular atrophy (SMA) patients benefit from pre-mRNA splicing modifiers targeting the SMN2 gene, which aims to increase functional SMN production. The animal toxicity affecting spermatogenesis associated with one such treatment raised questions about male SMA patients' spermatogenesis.

Methods: This descriptive, cross-sectional study was conducted from June 2022 to July 2023.

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The endosseous labyrinths are associated with several functions, including hearing and spatial orientation. Throughout their evolutionary history, crocodylomorphs have thrived in diverse environments, and the morphology of their endosseous labyrinths has been suggested as a proxy for inferring their lifestyle. However, the relationships between the shape of their endosseous labyrinths and ontogenetic and phylogenetic factors are difficult to interpret and have rarely been investigated in depth previously, particularly in terms of dataset size.

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Background: In the phase 3 JAVELIN Renal 101 trial (NCT02684006), first-line treatment with avelumab + axitinib resulted in significantly longer progression-free survival (PFS) and a higher objective response rate (ORR) vs sunitinib in patients with advanced renal cell carcinoma (aRCC). We report the final analysis, including the primary analysis of overall survival (OS).

Patients And Methods: Patients with untreated aRCC (any prognostic risk score) were enrolled.

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Objective: Despite significant advances in cancer treatment with targeted therapies and immunotherapies, cytotoxic chemotherapies are still extensively used. Potential cytotoxic contamination in preparing and administrating cytotoxics is still a major source of concern. Besides advanced protections including biological safety cabinets, work surface contamination needs to be continuously controlled to ensure that handling procedures and cleaning were appropriate.

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Introduction: Spirometry devices, which are components of many anaesthesia machines, are commonly used to assess lung mechanics during anaesthesia. Spirometry calibration usually adheres to manufacturer recommendations without established guidelines. Although more accurate and less variable than inbuilt spirometry in certain General Electric anaesthesia ventilators, near-patient spirometry lacks adequate evaluation.

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Article Synopsis
  • - The research developed a new type of olefin triblock copolymer using an innovative process that combines anionic and coordinative chain transfer polymerization to create polymers made of polystyrene (PS), ethylene butadiene rubber (EBR), and crystalline polyethylene (PE).
  • - The preparation involved transmetalating PS chains to create macro chain transfer agents, allowing for the effective copolymerization of ethylene and butadiene, followed by further extension with pure ethylene to form well-defined triblock structures.
  • - The resulting materials exhibit a balance of good mechanical and rheological properties, showing low viscosity and high performance as thermoplastic elastomers, particularly effective at temperatures above 150 °C.
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We explored predictors of shift work adaptation and how it relates to disease risk biomarker levels. These analyses included 38 male, rotating shift workers, sampled twice at the end of a 3-week night shift and a 3-week day shift rotation. Participants collected all 24-h urine voids, wore activity sensors, and responded to questionnaires during each shift.

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Taybi-Linder syndrome (TALS) is a rare autosomal recessive disorder characterized by severe microcephaly with abnormal gyral pattern, severe growth retardation and bone abnormalities. It is caused by pathogenic variants in the RNU4ATAC gene. Its transcript, the small nuclear RNA U4atac, is involved in the excision of ~850 minor introns.

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Highly sensitive electrochemical Osteoprotegerin (OPG) immunosensor for assessing fracture healing and evaluating drug efficacy.

Bioelectrochemistry

December 2024

Hubei Province Key Laboratory of Occupational Hazard Identification and Control, School of Public Health, Faculty of Medicine, Wuhan University of Science and Technology, Wuhan 430065, PR China. Electronic address:

Article Synopsis
  • Tibial fractures are common injuries and require careful monitoring for proper healing, with Osteoprotegerin (OPG) being a crucial marker for this process.
  • A new, highly sensitive electrochemical immunosensor has been developed using a nanocomposite material that enhances detection of OPG in serum, addressing existing methods' limitations in sensitivity and specificity.
  • This immunosensor shows excellent performance in terms of specificity and stability and is validated for clinical use, effectively aiding in the assessment of fracture healing and the evaluation of orthopedic drug efficacy in real patient samples.
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Introduction: Neovascular age-related macular degeneration is a global public-health concern, associated with a considerable burden to individuals, healthcare systems, and society. The objective of this study was to understand different perspectives on the challenges associated with the clinical management of neovascular age-related macular degeneration, which could elucidate measures to comprehensively improve clinical care and outcomes.

Methods: A survey was carried out of patients with neovascular age-related macular degeneration, their providers, and clinic staff in 77 clinics across 24 countries on six continents, from a diverse range of healthcare systems, settings, and reimbursement models.

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Species-specific sexual traits facilitate species-assortative mating by reducing mating across species and reducing hybrid sexual attractiveness. For learned sexual traits, such as song in oscine birds, species distinctiveness can be eroded when species co-occur. Transcriptional regulatory divergence in brain regions involved in sensory learning are hypothesized to maintain species distinctiveness, but relatively few studies have compared gene expression in relevant brain regions between closely related species.

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Effect of Therapeutic Patient Education in Adults with Atopic Dermatitis: Analysis of Efficacy and Treatment Needs.

Acta Derm Venereol

December 2024

Hospices Civils de Lyon, South of Lyon Hospital, Allergology and Clinical Immunology Department, Pierre-Bénite, France; CIRI, International Center for Infectious Disease Research, University of Lyon, Inserm, U1111, Claude Bernard Lyon 1 University, Lyon, France.

In the era of biological treatments and small molecules, this study assessed therapeutic patient education (TPE) in managing adult atopic dermatitis (AD), focusing on disease severity, quality of life, and the use of systemic treatments. This multicentre study included 260 adult AD patients, with 184 undergoing a full TPE programme and 76 control patients. Evaluations included disease severity, quality of life (DLQI), and systemic treatment use.

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Introduction: In clinical practice, evaluating dynamic compliance of the respiratory system (C) could provide valuable insights into respiratory mechanics. Reference values of C based on body weight have been reported, but various factors may affect them and the evidence is scanty. This study aimed to establish a reference interval for C and identify associated variables.

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Differential HBV RNA and HBcrAg patterns in untreated patients with chronic hepatitis delta.

J Hepatol

December 2024

Division of Gastroenterology and Hepatology, Foundation IRCCS Ca' Granda Ospedale Maggiore Policlinico, Milan, Italy; CRC "A. M. and A. Migliavacca" Center for Liver Disease, Department of Pathophysiology and Transplantation, University of Milan, Milan, Italy; D-SOLVE consortium, an EU Horizon Europe funded project (No 101057917). Electronic address:

Background And Aim: Serum HBV RNA and HBcrAg levels have been proposed as useful biomarkers in the management of HBV patients, however their role in chronic hepatitis Delta (CHD) is currently unknown.

Methods: Consecutive untreated CHD patients were enrolled in a cross-sectional study in three EU centers. Clinical and virological characteristics were collected.

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Objectives: To assess the image quality of ultra-high-resolution (UHR) virtual monoenergetic images (VMIs) at 40 keV compared to 70 keV, using spectral photon-counting CT (SPCCT) and dual-layer dual-energy CT (DECT) for coronary computed tomography angiography (CCTA).

Methods And Materials: In this prospective IRB-approved study, 26 high-risk patients were included. CCTA was performed both with an SPCCT in UHR mode and with one of two DECT scanners (iQOn or CT7500) within 3 days.

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This study aimed to establish a baseline hematological profile and examine the influence of age, sex, and season on hematological parameters in captive chimpanzees (Pan troglodytes) living in a humid tropical climate. Hematological parameters are a useful tool for assessing health status and diagnosing diseases in animals. We analyzed 473 blood samples collected from 84 chimpanzees (43 females and 41 males) during annual health checks, conducted under anesthesia for a routine physical examination.

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PLB2 mice are impaired in novel and temporal object recognition and show corresponding traits in brain MRI.

Brain Res Bull

December 2024

Institute of Medical Sciences, University of Aberdeen, Foresterhill, Aberdeen AB25 2ZD, UK; School of Medicine, Medical Sciences & Nutrition, University of Aberdeen, Foresterhill, Aberdeen AB25 2ZD, UK. Electronic address:

Recent clinical trials targeting tau protein aggregation have heightened interest in tau-based therapies for dementia. Success of such treatments depends crucially on translation from non-clinical animal models. Here, we present the age profile of the PLB2 knock-in model of fronto-temporal dementia in terms of cognition, and by utilising a directly translatable magnetic resonance imaging approach.

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Tool use and language are highly refined human abilities which may show neural commonalities due to their potential reciprocal interaction during evolution. Recent work provided evidence for shared neural resources between tool use and syntax. However, whether activity within the tool-use network also contributes to semantic neural representations of tool nouns remains untested.

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