1,540,672 results match your criteria: "Germany; University Copenhagen[Affiliation]"

Bright daylight has various positive influences, such as the long-term synchronization of circadian rhythms and an associated alertness that creates optimal conditions for attentional performance. However, the short-term effects of light on attention have not yet been sufficiently researched. Studies of these short-term effects on selective attention also showed partly contradictory effects.

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Background: The multipositivity of myositis-specific antibodies (MSAs) is uncommon. Our study aimed to assess the prevalence and the clinical relevance of multiple positive MSAs in routine practice.

Methods: A 10 year single-center retrospective study (2015-2024) was conducted reviewing all samples analyzed with the Dot Myositis EUROLINE (Euroimmun Germany).

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High-pressure, high-temperature synthesis at 12 GPa between 750 and 1000°C for 30 to 300 min yields the last missing rare-earth metal monogermanide, YbGe. Powder and single-crystal X-ray diffraction measurements reveal that the compound crystallizes in a FeB-type structure (space group Pnma, a = 7.901(2) Å, b = 3.

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A variety of dearomatized compounds have been prepared in moderate to excellent yields from planar scaffolds using trichloroisocyanuric acid (TCCA) as an atom-economical chlorinating agent. The method tolerates a broad range of functionalities and can take place in several green and/or sustainable solvents. Twenty-one examples of 1,1-dichlorinated products of dearomatized 2-naphthols and analogous heteroarenes (quinolinols, isoquinolinols, and quinazolinol) are reported along with five examples of monochlorinated dearomatized products.

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Seven-day actigraphy was performed within 1 month in 122 community-dwelling adults (mean age 24.40 y, 31 (25.4%) men) in the same city of Tyumen, Russia.

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Molecular Simulation Study of All-Silica Zeolites for the Adsorptive Removal of Airborne Chloroethenes.

Langmuir

January 2025

Faculty of Geosciences, University of Bremen, Klagenfurter Straße 2-4, Bremen 28359, Germany.

Chloroethenes (CHCl with = 1, 2, 3, 4) are produced and consumed in various industrial processes. As the release of these compounds into air, water, and soils can pose significant risks to human health and the environment, different techniques have been exploited to prevent or remediate chloroethene pollution. Although several previous experimental and computational studies investigated the removal of chloroethenes using zeolite adsorbents, their structural diversity in terms of pore size and pore topology has hardly been explored so far.

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variants in children with neurodevelopmental impairment are difficult to assess due to their heterogeneity and unclear pathogenic mechanisms. We describe a child with neonatal-onset epilepsy, developmental impairment of intermediate severity, and G256W heterozygosity. Analyzing prior KCNQ2 channel cryoelectron microscopy models revealed G256 as a node of an arch-shaped non-covalent bond network linking S5, the pore turret, and the ion path.

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Soft robotics is gaining interest in rehabilitation applications, bringing new opportunities to offset the loss of upper limb motor function following neurological, neuromuscular, or traumatic injuries. Unlike conventional rigid robotics, the added softness in linkages or joints promises to make rehabilitation robots compliant, which translates into higher levels of safety, comfort, usability, and portability, opening the door for these rehabilitation technologies to be used in daily life. While several reviews documented the different technical implementations of soft rehabilitation robots, it is essential to discuss the growing clinical evidence on the feasibility and effectiveness of using this technology for rehabilitative and assistive purposes, whether softness brings the expected advantages from the perspective of end users, and how we should proceed in the future of this field.

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The Oxidoreductase Retinol Saturase in Thyroid Gland Is Regulated by Hypothyroidism and Iodide Overload and Its Deletion Impairs Metabolic Homeostasis in Mice.

Antioxid Redox Signal

January 2025

Institute of Pharmacology, Max Rubner Center (MRC) for Cardiovascular Metabolic Renal Research, Charité-Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin, Humboldt-Universität zu Berlin, Berlin, Germany.

Article Synopsis
  • Thyroid hormones (TH) are crucial for regulating cell functions and metabolism, with their synthesis in the thyroid gland relying on high levels of hydrogen peroxide (HO) for iodide oxidation.
  • The study investigates Retinol Saturase (RetSat), an enzyme that protects cells from oxidative stress, and finds it is highly expressed in the thyroid gland, influencing TH production and metabolism.
  • Deleting RetSat in thyroid cells results in changes to hormone levels and thyroid morphology, suggesting that it plays an important role in maintaining TH balance and overall metabolic stability.
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Association of radiation-induced normal tissue toxicity with a high genetic risk for rheumatoid arthritis.

J Natl Cancer Inst

January 2025

Translational Radiobiology Group, Division of Cancer Sciences, University of Manchester, The Christie NHS Foundation Trust, Manchester, United Kingdom.

Purpose: Overlapping genes are involved with rheumatoid arthritis (RA) and DNA repair pathways. Therefore, we hypothesised that patients with a high polygenic risk score (PRS) for RA will have an increased risk of radiotherapy (RT) toxicity given the involvement of DNA repair.

Methods: Primary analysis was performed on 1494 prostate cancer, 483 lung cancer and 1820 breast cancer patients assessed for development of RT toxicity in the REQUITE study.

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Fantastic Plastic?

Vasa

January 2025

Department of Medicine III, Center for Vascular Diseases, Division of Angiology, University Hospital "Carl Gustav Carus" Dresden, Dresden, Germany.

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Addressing the Gaps: Online Psychoeducational Support for Cancer Caregivers in Morocco-The Sanadoc Initiative.

J Cancer Educ

January 2025

Biomedical and Translational Research Laboratory, Faculty of Medicine, Pharmacy, and Dental Medicine, Sidi Mohamed Ben Abdellah University, Fes, Morocco.

Article Synopsis
  • Family caregivers of cancer patients in Morocco encounter major obstacles due to lack of legal recognition and support systems.
  • The article emphasizes the need for alternative solutions tailored to caregivers’ specific needs, suggesting online platforms to boost skills and provide psychological support.
  • The Sanadoc project is introduced as a potential innovative solution to help alleviate the challenges faced by these caregivers.
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Temporal Aspects of Epistemic Injustice: The Case of Patients with Drug Dependence.

J Bioeth Inq

January 2025

Institut für Philosophie, Goethe-Universität Frankfurt, Norbert-Wollheim-Platz 1, 60629, Frankfurt am Main, Germany.

Article Synopsis
  • Scholars differentiate between testimonial and hermeneutical epistemic injustice in healthcare; the former involves negative stereotypes, while the latter deals with a lack of understanding in the dominant culture about a patient's illness experience.
  • The paper focuses on drug-dependent patients and discusses three temporal dimensions of epistemic injustice: their cognitive processes, personal experiences of time, and the mismatch between social timing and available care resources.
  • The authors argue that these temporal issues do not fit neatly into the existing categories of testimonial or hermeneutical injustice, highlighting the complexities of addressing epistemic injustice in healthcare.
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  • Polypharmacy, particularly the anticholinergic burden from medications, increases the risk of delirium in older patients due to changes in their cholinergic system.
  • A prospective study of 421 patients evaluated preoperative medications and found that certain drug categories, including antidepressants and Parkinson's medication, significantly raised delirium risk, with a notable correlation to anticholinergic burden.
  • The study emphasizes the importance of standardized medication documentation and suggests integrating the anticholinergic burden score into preoperative geriatric assessments to better identify patients at risk for delirium.
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  • Most caregivers in Germany are unpaid relatives who balance care duties with their jobs, which can negatively impact their health.
  • Working caregivers report more physical and psychological health issues than their non-caregiving peers.
  • There is a need for health promotion interventions to support working caregivers and address their health concerns.
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  • Crypt4GH-JS is a JavaScript library that enables on-the-fly encryption for web applications without significantly affecting data transfer speeds.
  • It supports secure data storage in cloud environments, addressing the growing need for flexible data security solutions.
  • The library can be installed via Node Package Manager or accessed on GitHub, and users can also test it through an online demonstration site.
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Treatment Planning Systems (TPS) offer algorithms for distortion correction (DC) of Magnetic Resonance (MR) images, whose performances demand proper evaluation. This work develops a procedure using a virtual phantom to quantitatively assess a TPS DC algorithm. Variations of the digital Brainweb MR study were created by introducing known distortions and Control Points (CPs).

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  • Facial transplantation (FT) aids in severe facial defects by using complex tissues, making oral health crucial for successful outcomes, but there's limited research in this area.
  • A systematic review identified 19 relevant studies out of nearly 7,000 articles, with most cases being male and originating from the U.S. and France, highlighting common oral issues like malocclusion.
  • Routine oral health evaluations are vital for FT patients to avoid complications, but more high-quality research is necessary to set standardized care practices.
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  • Halide perovskites, particularly tin halides, are gaining attention as thermoelectric materials due to their low thermal conductivity and good charge transport.
  • Partial substitution of Sn (II) with Ge (II) in CsSnGeI perovskite thin films enhances stability, keeping the material in the black orthorhombic phase after prolonged exposure to air.
  • Ge substitution significantly reduces lattice thermal conductivity and improves the understanding of phonon behavior in these mixed metal perovskites, contributing to their potential in thermoelectric applications.
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