2,309 results match your criteria: "Lausanne University Hospital-CHUV[Affiliation]"

An evolutionary timeline of the oxytocin signaling pathway.

Commun Biol

April 2024

Norwegian Centre for Mental Disorders Research (NORMENT), Institute of Clinical Medicine and Division of Mental Health and Addiction, University of Oslo and Oslo University Hospital, Oslo, Norway.

Oxytocin is a neuropeptide associated with both psychological and somatic processes like parturition and social bonding. Although oxytocin homologs have been identified in many species, the evolutionary timeline of the entire oxytocin signaling gene pathway has yet to be described. Using protein sequence similarity searches, microsynteny, and phylostratigraphy, we assigned the genes supporting the oxytocin pathway to different phylostrata based on when we found they likely arose in evolution.

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Introduction: Supervised exercise training is among the first-line therapies for patients with peripheral artery disease (PAD). Current recommendations for exercise include guidance focusing on claudication pain, programme and session duration, and frequency. However, no guidance is offered regarding exercise training intensity.

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Upper Limb Casting Application Post-Botulinum Toxin Injection for Elbow Spasticity: A Guided Casting Protocol.

Am J Phys Med Rehabil

July 2024

From the Canadian Advances in Neuro-Orthopedics for Spasticity Congress, Study Location, New Westminster Rehabilitation Medicine, New Westminster, Canada (KW, SC, CG, RR); Division of Developmental Pediatrics, University of Alberta (KW), Alberta, Canada; Service of Neuropsychology & Neurorehabilitation, Lausanne University Hospital (CHUV), Lausanne, Switzerland (SC); Hodgson Orthopedic Group, Coquitlam, Canada (CG); Division of Physical Medicine and Rehabilitation, Department of Medicine, University of Toronto, Toronto, Canada (JF); Toronto Rehab Institute, University Health Network, Toronto, Canada (JF); and Division of Physical Medicine and Rehabilitation, University of British Columbia, Vancouver, Canada (RR).

Casting is an effective adjunctive treatment, which increases the effects of botulinum toxin on patients with spasticity. The evidence for casting as an adjunctive therapy post-botulinum toxin has been well documented in the literature. However, standardized casting protocols are lacking, with no published descriptions of upper limb casting application post-botulinum toxin injection for spasticity.

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Article Synopsis
  • Myeloid neoplasms are a significant cause of pediatric leukaemias in infants, with 25%-50% of newborn leukemia cases showing skin-related symptoms before bone marrow involvement.
  • This study examines 50 infants diagnosed with either cutaneous extramedullary disease (cEMD) or acute myeloid leukemia with cutaneous involvement (AML-cEMD), finding a common genetic mutation (KMT2A rearrangement) and notable survival rates.
  • Results indicate a 66% event-free survival and a 75% overall survival rate, with some patients experiencing spontaneous remission; outcomes did not significantly differ between cEMD and AML-cEMD groups.
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The macroscopic appearance of a tumor such as hepatocellular carcinoma (HCC) may be defined as its phenotype which is dictated by its genotype. Therefore, macroscopic characteristics of HCC are unlikely random but rather reflect genomic traits of cancer, presumably acting as a valuable source of information that can be retrieved and exploited to infer prognosis. This review aims to provide a comprehensive overview of the available data on the prognostic value of macroscopic characterization in HCC.

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Introduction: The field of neurosurgery faces challenges with the increasing involvement of other medical specialties in areas traditionally led by neurosurgeons. This paper examines the implications of this development for neurosurgical practice and patient care, with a focus on specialized areas like pain management, peripheral nerve surgery, and stereotactic radiosurgery.

Research Question: To assess the implications of the expanded scope of other specialties for neurosurgical practice and to consider the response of the EANS Frontiers in Neurosurgery Committee to these challenges.

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Article Synopsis
  • Mycosis fungoides (MF) and Sézary syndrome (SS) are chronic skin cancers that require various treatment strategies; interferon-α (IFN-α) has been used for years, but only the pegylated form, PEG-IFN-α-2a, remains available, though not officially approved for these conditions.
  • A study involving 105 patients across 10 countries assessed the effectiveness and safety of PEG-IFN-α-2a, focusing on the time to next treatment (TTNT) as a measure of its clinical benefit.
  • Results showed a 53.3% overall response rate with better TTNT for patients receiving combination therapy (10.4 months) compared
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Editorial: Standards in personalized phage therapy: from phage collection to phage production.

Front Cell Infect Microbiol

April 2024

Laboratory of Bacteriophages and Phage Therapy, Center for Research and Innovation in Clinical Pharmaceutical Sciences (CRISP), Lausanne University Hospital (CHUV), Lausanne, Switzerland.

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Increase of Phosphoprotein Expressions in Amotosalen/UVA-Treated Platelet Concentrates.

Transfus Med Hemother

April 2024

Laboratoire de Recherche sur Les Produits Sanguins, Transfusion Interrégionale CRS, Epalinges, Switzerland.

Background: Pathogen inactivation treatment (PIT) has been shown to alter platelet function, phenotype, morphology and to induce a faster aging of platelet concentrates (PCs). Key pieces of information are still missing to understand the impacts of PITs at the cellular level.

Objectives: This study investigated the impact of amotosalen/UVA on PCs, from a post-translational modifications (PTM) point of view.

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Gene editing as a therapeutic strategy for spinocerebellar ataxia type-3.

Rev Neurol (Paris)

May 2024

Department of Clinical Neurosciences (DNC), Laboratory of Cellular and Molecular Neurotherapies, Lausanne University Hospital (CHUV) and University of Lausanne (UNIL), Pavillon 3, Avenue de Beaumont, 1011 Lausanne, Switzerland; Laboratory of Cellular and Molecular Neurotherapies (LCMN), Neuroscience Research Center (CRN), Lausanne University Hospital (CHUV) and University of Lausanne (UNIL), Lausanne, Switzerland. Electronic address:

Article Synopsis
  • - Spinocerebellar ataxia type 3 (SCA3), also known as Machado-Joseph disease, is a rare neurodegenerative disorder caused by mutations in the ataxin-3 gene (ATXN3), leading to the accumulation of a harmful protein.
  • - The disease results in progressive motor incoordination, affecting balance, gait, and speech, and is characterized by degeneration of the spinal cord, cerebellum, cerebral cortex, and basal ganglia.
  • - SCA3 is the most common autosomal dominant spinocerebellar ataxia globally, with higher prevalence in regions like Brazil, Portugal, and China; current treatments are limited to symptom management, but gene editing
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The Head and Neck Cancer International Group (HNCIG) has undertaken an international modified Delphi process to reach consensus on the essential data variables to be included in a minimum database for HNC research. Endorsed by 19 research organisations representing 34 countries, these recommendations provide the framework to facilitate and harmonise data collection and sharing for HNC research. These variables have also been incorporated into a ready to use downloadable HNCIG minimum database, available from the HNCIG website.

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EpiDiP/NanoDiP: a versatile unsupervised machine learning edge computing platform for epigenomic tumour diagnostics.

Acta Neuropathol Commun

April 2024

Institut für Medizinische Genetik und Pathologie, Universitätsspital Basel, Schönbeinstr. 40, 4031, Basel, Switzerland.

DNA methylation analysis based on supervised machine learning algorithms with static reference data, allowing diagnostic tumour typing with unprecedented precision, has quickly become a new standard of care. Whereas genome-wide diagnostic methylation profiling is mostly performed on microarrays, an increasing number of institutions additionally employ nanopore sequencing as a faster alternative. In addition, methylation-specific parallel sequencing can generate methylation and genomic copy number data.

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Introduction: Type C hepatic encephalopathy (HE) is a decompensating event of chronic liver disease leading to severe motor and cognitive impairment. The progression of type C HE is associated with changes in brain metabolite concentrations measured by H magnetic resonance spectroscopy (MRS), most noticeably a strong increase in glutamine to detoxify brain ammonia. In addition, alterations of brain cellular architecture have been measured by histology in a rat model of type C HE.

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Background: Clinicians diagnosing autism rely on diagnostic criteria and instruments in combination with an implicit knowledge based on clinical expertise of the specific signs and presentations associated with the condition. This implicit knowledge influences how diagnostic criteria are interpreted, but it cannot be directly observed. Instead, insight into clinicians' understanding of autism can be gained by investigating their diagnostic certainty.

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Background: Oesophageal cancer, in particular adenocarcinoma, has a strong male predominance. However, the impact of patient sex on operative and oncologic outcomes and recovery of health-related quality of life is poorly documented, and was the focus of this large multicentre cohort study.

Methods: All consecutive patients who underwent oncological oesophagectomy from 2009 to 2015 in the 20 European iNvestigation of SUrveillance after Resection for Esophageal cancer study group centres were assessed.

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Background: Few studies have assessed enhanced recovery after surgery (ERAS) in liver surgery for cirrhotic patients. The present meta-analysis assessed the impact of ERAS pathways on outcomes after liver surgery in cirrhotic patients compared to standard care.

Methods: A literature search was performed on PubMed/MEDLINE, Embase, and the Cochrane Library.

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Background: Alzheimer's disease (AD) is emerging as a significant public health challenge in Africa, with predictions indicating a tripling in incidence by 2050. The diagnosis of AD on the African continent is notably difficult, leading to late detection that severely limits treatment options and significantly impacts the quality of life for patients and their families.

Summary: This review focuses on the potential of high-sensitivity specific blood biomarkers as promising tools for improving AD diagnosis and management globally, particularly in Africa.

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The metrics used for assessing image quality in computed tomography (CT) do not integrate the influence of temporal resolution. A shortcoming in the assessment of image quality for imaging protocols where motion blur can therefore occur. We developed a method to calculate the temporal resolution of standard CT protocols and introduced a specific spatiotemporal formulation of the non-prewhitening with eye filter (NPWE) model observer to assess the detectability of moving objects as a function of their speed.

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The malignant microenvironment plays a major role in the development of resistance to therapies and the occurrence of relapses in acute myeloid leukemia (AML). We previously showed that interactions of AML blasts with bone marrow macrophages (MΦ) shift their polarization towards a protumoral (M2-like) phenotype, promoting drug resistance; we demonstrated that inhibiting the colony-stimulating factor-1 receptor (CSF1R) repolarizes MΦ towards an antitumoral (M1-like) phenotype and that other factors may be involved. We investigated here macrophage migration inhibitory factor (MIF) as a target in AML blast survival and protumoral interactions with MΦ.

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Salvage transoral robotic surgery in recurrent oropharyngeal carcinoma: a single-center retrospective study.

Eur Arch Otorhinolaryngol

June 2024

Division of Otolaryngology and Head and Neck Surgery, IEO European Institute of Oncology, IRCCS, Via Giuseppe Ripamonti 435, 20141, Milan, Italy.

Article Synopsis
  • Salvage surgery remains the best option for patients with resectable recurrent oropharyngeal squamous cell carcinoma (rOPSCC), and transoral robotic surgery (TORS) may minimize recovery issues compared to traditional methods.
  • A study of 61 patients showed no major complications, with a 2-year overall survival rate of 76.7% and high rates of patients free from tracheal tubes (97%) and gastrostomy (93%).
  • The study concluded that TORS is an effective treatment for selected rOPSCC patients, providing promising oncological and functional results.
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