Publications by authors named "Holzer M"

Objective: Limb-girdle muscular dystrophy R9 (LGMDR9, formerly known as LGMD2I), caused by variants in the fukutin-related protein (FKRP) gene leads to progressive muscle weakness of the shoulder and pelvic limb-girdles and loss of motor function over time. Clinical management and future trial design are improved by determining which standardized clinical outcome assessments (COA) of function are most appropriate to capture disease presentation and progression, informing endpoint selection and enrollment criteria. The purpose of our study was to evaluate the cross-sectional validity and reliability of clinical outcome assessments in patients with FKRP-related LGMDR9 participating in the Genetic Resolution and Assessments Solving Phenotypes in LGMD (GRASP) natural history study.

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Recent systematic reviews have shown that emotional competencies can be improved through training. In the workplace, such training has become increasingly popular over the last decade. These programs aim to enhance emotional intelligence, empathy or emotion regulation.

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Background: The development and potential of artificial intelligence (AI) is remarkable. Its application in all medical disciplines, including rheumatology, is attracting attention. To what extent AI is already used in clinical routine in rheumatology is unknown.

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  • Antisynthetase syndrome is a subtype of idiopathic inflammatory myopathies, characterized by symptoms like muscle inflammation, lung issues, arthritis, rashes, and fever.
  • Muscle biopsies reveal unique morphological features that help differentiate Antisynthetase syndrome from other myositis types.
  • The workshop aims to establish a consensus on the syndrome's definition, discuss clinical and laboratory profiles, and provide management strategies and classification criteria.
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Objectives: To investigate the histopathological features of the temporalis muscle (TM) and adjacent nerve tissue in active cranial giant cell arteritis (C-GCA).

Methods: Temporal artery biopsy (TAB) specimens containing fragments of the TM from patients with active C-GCA fulfilling the 2022 ACR/EULAR classification criteria (n = 11) were assessed by conventional histology and immunohistochemistry in comparison with non-GCA controls (n = 3). Clinical, laboratory and imaging features based on patient charts at time of biopsy were retrospectively recorded.

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Purpose: To analyze the quality of vision of patients implanted bilaterally with the multifocal Precizon Presbyopic intraocular lens (IOL), as well as to evaluate the visual performance provided by the lens.

Setting: Vissum Miranza Alicante.

Design: Prospective multicenter study.

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People all over the world, independent of their culture or background, touch their faces up to 800 times per day. No other part of the body is touched as often as the face. Forehead, nose, and chin-the so-called T-zone of the face-are touched particularly frequently during spontaneous facial self-touches (sFST).

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  • The peripheral nervous system and skeletal muscle are commonly affected in systemic vasculitis, leading to symptoms like myalgia, muscle weakness, and sensory deficits.
  • Vasculitic myopathy (VM) is marked by severe muscle pain but normal creatine kinase levels, and can be identified by MRI, while vasculitic neuropathy (VN) causes motor and sensory deficits, especially in the lower limbs.
  • Diagnosing these conditions typically involves histopathological examination of nerve and muscle biopsies, which is crucial for determining treatment strategies.
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  • - The article focuses on peripheral neuroimmunological diseases, discussing the varying mechanisms, manifestations, and treatment advancements for conditions like idiopathic inflammatory myopathies and chronic inflammatory demyelinating polyneuropathy.
  • - It emphasizes the importance of muscle biopsies for accurate diagnoses, particularly in distinguishing between vasculitic myopathy and myositis, as well as identifying specific autoimmune characteristics through autoantibody testing.
  • - The text highlights that ongoing research and clinical trials aim to enhance understanding and treatment strategies for these diverse diseases, potentially leading to significant advancements in patient care.
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  • The study investigated how different temperatures during reperfusion after cardiac arrest affect brain function and overall survival using a rat model.
  • Rats were divided into three groups receiving normothermic (37°C), mild hypothermic (33°C), or moderate hypothermic (27°C) treatments after experiencing ventricular fibrillation cardiac arrest (VFCA).
  • While survival rates did not significantly differ among the groups, mild hypothermia (33°C) led to better neurological outcomes, indicated by higher awakening rates and lower neurological deficit scores compared to the other temperatures.
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Background: Vitamin D (vitD) deficiency could affect male reproductive function. Our objective was to investigate the relationship between serum vitD concentrations and hormonal and seminal parameters in infertile patients and to compare the results with those in healthy controls.

Materials And Methods: Infertile patients (n 29) and normozoospermic healthy donors (n 27) were recruited for the study.

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Bats are ecologically diverse vertebrates characterized by their ability to host a wide range of viruses without apparent illness and the presence of numerous endogenous viral elements (EVEs). EVEs are well preserved, expressed, and may affect host biology and immunity, but their role in bat immune system evolution remains unclear. Among EVEs, endogenous bornavirus-like elements (EBLs) are bornavirus sequences integrated into animal genomes.

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Background: Thoracic computed tomography scans (CT) are used by several study groups to investigate the circulatory structures (heart and vessels) located behind the pressure point for chest compressions. Yet, it remains unclear how the positioning of these structures is influenced by factors such as intubation, the respiratory cycle and arm positioning.

Methods: We retrospectively analyzed data of adult patients with in- or out-of-hospital cardiac arrest who underwent thoracic CT imaging within one year before or up to six months after arrest.

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With increased demand on sealed packed, pre-sterilized ready-to-use (RTU) components like Syringes & Vials, the ebeam technology is used as transfer technology with surface decontamination for transfer of the RTU in a GRADE A environment like an Isolator.

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Nanopore sequencing has shown the potential to democratize genomic pathogen surveillance due to its ease of use and low entry cost. However, recent genotyping studies showed discrepant results compared to gold-standard short-read sequencing. Furthermore, although essential for widespread application, the reproducibility of nanopore-only genotyping remains largely unresolved.

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  • Chronic kidney disease (CKD) patients often have lower activity of lecithin-cholesterol acyltransferase (LCAT), which is crucial for high-density lipoprotein (HDL) maturation and may raise cardiovascular mortality risk.
  • A study involving 453 non-dialysis CKD patients showed a direct correlation between LCAT activity and smaller, potentially protective HDL particle sizes.
  • The research found that lower LCAT activity was significantly linked to higher risks of all-cause mortality and acute decompensated heart failure, but not to other cardiovascular events or kidney function decline over a 5-year follow-up.
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  • The study investigates the use of wastewater RNA sequencing to detect and estimate the prevalence of SARS-CoV-2 variants in communities, which helps monitor the spread of the virus and its mutations.
  • Researchers compared three different datasets to assess how the choice of reference sequences affects the accuracy of viral abundance estimates, revealing discrepancies between mutation-based and sequence-based methods.
  • The findings emphasize the need for carefully selecting reference sequences and parameters for accurate viral detection, while also addressing the challenges posed by the increasing complexity of viral lineages.
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  • * A study used advanced techniques to analyze muscle biopsy samples from 26 patients, revealing common features such as heightened immune response markers, myofiber damage, and significant protein accumulation related to cell stress.
  • * Findings indicated that anti-Ku myositis displays unique histopathological characteristics, distinguishing it from other conditions like inclusion body myositis and immune-mediated necrotizing myopathy, while also showing connections to specific syndromes like systemic sclerosis.
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Microbial pangenome analysis identifies present or absent genes in prokaryotic genomes. However, current tools are limited when analyzing species with higher sequence diversity or higher taxonomic orders such as genera or families. The Roary ILP Bacterial core Annotation Pipeline (RIBAP) uses an integer linear programming approach to refine gene clusters predicted by Roary for identifying core genes.

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Background: Out-of-hospital cardiac arrest (OHCA) complicated by refractory ventricular fibrillation (VF) is associated with poor outcome. Beta-1-receptor selective blockade might overcome refractory VF and improve survival. This trial investigates the efficacy and safety of prehospital landiolol in OHCA and refractory VF.

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Background: Direct RNA sequencing (dRNA-seq) on the Oxford Nanopore Technologies (ONT) platforms can produce reads covering up to full-length gene transcripts, while containing decipherable information about RNA base modifications and poly-A tail lengths. Although many published studies have been expanding the potential of dRNA-seq, its sequencing accuracy and error patterns remain understudied.

Results: We present the first comprehensive evaluation of sequencing accuracy and characterisation of systematic errors in dRNA-seq data from diverse organisms and synthetic in vitro transcribed RNAs.

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The SARS-CoV-2 genome occupies a unique place in infection biology - it is the most highly sequenced genome on earth (making up over 20% of public sequencing datasets) with fine scale information on sampling date and geography, and has been subject to unprecedented intense analysis. As a result, these phylogenetic data are an incredibly valuable resource for science and public health. However, the vast majority of the data was sequenced by tiling amplicons across the full genome, with amplicon schemes that changed over the pandemic as mutations in the viral genome interacted with primer binding sites.

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Food-derived peptides with an inhibitory effect on dipeptidyl peptidase IV (DPP-IV) can be used as an additive treatment for type 2 diabetes. The inhibitory potential of food depends on technological protein hydrolysis and gastrointestinal digestion, as the peptides only act after intestinal resorption. The effect of malting as a hydrolytic step on the availability of these peptides in grains has yet to be investigated.

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Understanding the function of the human brain requires determining basic properties of synaptic transmission in human neurons. One of the most fundamental parameters controlling neurotransmitter release is the presynaptic action potential, but its amplitude and duration remain controversial. Presynaptic action potentials have so far been measured with high temporal resolution only in a limited number of vertebrate but not in human neurons.

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