15,288 results match your criteria: "Justus-Liebig-University[Affiliation]"

Success of the German Cystic Fibrosis Registry.

Pharmacoepidemiol Drug Saf

January 2025

Mukoviszidose Institut gGmbH, Bonn, Germany.

The German Cystic Fibrosis (CF) Registry (GCFR) is a national General Data Protection Regulation-compliant centralised database sponsored by the German Cystic Fibrosis Association (Mukoviszidose e.V.) and based on informed consent for each participating patient, ethical approval, and data protection votes.

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The black soldier fly (Hermetia illucens) is a saprophagous insect known for bioconverting organic waste, potentially offering environmental benefits, such as contributing to waste reduction and nutrient cycling. The performance of larvae varies significantly with factors substrate moisture, larval density, and scale of production. Three experiments were conducted using a mix of spent mushroom substrate (SMS) and chicken feed (CF).

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Purpose: We designed and tested a point of care test panel to detect E.coli and antibiotic susceptibility in urine samples from patients at the point of care in the urological department. The aim of this approach is to facilitate choosing an appropriate antibiotic for urinary tract infections (UTI) at first presentation in the context of increasing antibiotic resistance in uropathogens worldwide.

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Anaplastic lymphoma kinase (ALK)-fusion proteins resulting from chromosomal rearrangements are promising targets for cancer immunotherapy. While ALK-specific CD8+ T cells and epitopes presented on MHC class I have been identified in patients with ALK-positive malignancies, little is known about ALK-specific CD4+ T cells. We screened peripheral blood of ten ALK-positive anaplastic large cell lymphoma (ALK+ALCL) patients in remission and six healthy donors for CD4+ T-cell responses to the whole ALK-fusion protein, nucleophosmin (NPM1)::ALK.

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The mutational landscape of TP53, a tumor suppressor mutated in about half of all cancers, includes over 2,000 known missense mutations. To fully leverage TP53 mutation status for personalized medicine, a thorough understanding of the functional diversity of these mutations is essential. We conducted a deep mutational scan using saturation genome editing with CRISPR-mediated homology-directed repair to engineer 9,225 TP53 variants in cancer cells.

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Objectives: The aim of this study was to describe signalment, clinicopathological findings, management practices and the occurrence of comorbidities in feline diabetes mellitus (DM) in Germany.

Methods: This was a cross-sectional study using questionnaires and laboratory submissions to a commercial laboratory, Antech Lab Germany, between May 2021 and July 2022. Inclusion criteria were diagnosis of DM by the attending veterinarian and submission of a completed questionnaire besides blood samples.

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Some viruses can suppress superinfections of their host cells by related or different virus species. The phenomenon of superinfection exclusion can be caused by inhibiting virus attachment, receptor binding and entry, by replication interference, or competition for host cell resources. Blocking attachment and entry not only prevents unproductive double infections but also stops newly produced virions from re-entering the cell post-exocytosis.

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Special Issue "Host Targeted Therapeutics Against Virus Infections".

Viruses

November 2024

Institute of Medical Virology, Justus Liebig University Giessen, 35392 Giessen, Germany.

The COVID-19 pandemic, along with the emergence and sustained transmission of highly pathogenic avian influenza viruses (H5N1) in U [...

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: Pulmonary hypertension (PH) can cause characteristic electrocardiographic (ECG) changes due to right ventricular hypertrophy and/or strain. The aims of the present study were to explore the diagnostic accuracy of ECG parameters for the diagnosis of PH, applying the recently adjusted mean pulmonary artery pressure (mPAP) threshold of >20 mmHg, and to determine the role of "R V1, V2 + S I, aVL - S V1". : Between July 2012 and November 2023, 100 patients without PH, with pulmonary arterial hypertension, or with chronic thromboembolic pulmonary hypertension were retrospectively enrolled.

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Background/objectives: Reptiles are known reservoirs for members of the . We investigated antimicrobial resistance (AMR) patterns, the diversity of extended-spectrum-/AmpC-β-lactamases (ESBL/AmpC) genes and the genomic organization of the ESBL/AmpC producers.

Methods: A total of 92 shipments with 184 feces, skin, and urinate samples of live healthy reptiles were obtained during border inspections at Europe's most important airport for animal trade and screened for AMR bacteria by culture, antimicrobial susceptibility testing, and whole genome sequencing (WGS) of selected isolates.

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Metabolites in the Dance: Deciphering Gut-Microbiota-Mediated Metabolic Reprogramming of the Breast Tumor Microenvironment.

Cancers (Basel)

December 2024

Institute of Laboratory Medicine and Pathobiochemistry, Molecular Diagnostics, Hospital of the Universities of Giessen and Marburg (UKGM), Philipps University Marburg, Baldinger Str., 35043 Marburg, Germany.

Breast cancer (BC), a major cause of death among women worldwide, has traditionally been linked to genetic and environmental factors. However, emerging research highlights the gut microbiome's significant role in shaping BC development, progression, and treatment outcomes. This review explores the intricate relationship between the gut microbiota and the breast tumor microenvironment, emphasizing how these microbes influence immune responses, inflammation, and metabolic pathways.

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N-Acetyl-leucine in progressive CACNA1A ataxia: A case series.

Eur J Paediatr Neurol

January 2025

Department of Pediatric Neurology, University Children's Hospital and Medical Faculty, Justus Liebig University of Giessen, Giessen, Germany.

Background: CACNA1A-related disorders are rare and progressive; to date, there is no approved treatment. Trials with N-acetyl-leucine (NAL) demonstrated efficacy in disorders featuring ataxia, cognitive impairment, and epilepsy. Accordingly, we hypothesized that NAL may be effective in CACNA1A-associated disorders.

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Background: White matter lesions and subclinical cerebral ischemia (SCI) are described as risk factors for postoperative cognitive decline (POCD) following cardiac surgery. This report aims to investigate the effect of brain lesions on postoperative cognitive training outcomes.

Methods: In a randomized, treatment-as-usual controlled trial, elderly patients scheduled for elective heart valve surgery participated.

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Background: A subgroup of CHDs can only be treated palliatively through a Fontan circulation. In case of a failing Fontan situation, serum proteins are lost unspecifically and can also lead to a loss of vaccine antibodies. In a failing Fontan situation, heart transplantation may be the only feasible option.

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Background: Bacterial vaginosis (BV) is a prevalent vaginal condition among reproductive-age women, characterized by off-white, thin vaginal discharge with a fishy odor. It increases susceptibility to sexually transmitted diseases (STDs) and pelvic inflammatory disease (PID). BV involves a shift in vaginal microbiota, with reduced lactobacilli and increased anaerobic bacteria.

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The "Ins and Outs and What-Abouts" of H2A.Z: A Tribute to C. David Allis.

J Biol Chem

January 2025

Institute for Genetics, Justus-Liebig-University Giessen, Heinrich-Buff-Ring 58-62, 35390 Giessen, Germany. Electronic address:

In 2023, the brilliant chromatin biologist C. David Allis passed away leaving a large void in the scientific community and broken hearts in his family and friends. With this review, we want to tribute Dave's enduring inspiration by focusing on the histone variant H2A.

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Article Synopsis
  • 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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Purpose: Our study presents a virtual reality-based tangent screen test (VTS) to measure subjective ocular deviations including torsion in nine directions of gaze. The test was compared to the analogous Harms tangent screen test (HTS).

Methods: We used an Oculus Go controller and head-mounted-display with rotation sensors to measure patient's head orientation for the VTS.

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Increasing microplastic concentrations have nonlinear impacts on the physiology of reef-building corals.

Sci Total Environ

January 2025

Department of Animal Ecology & Systematics, Justus Liebig University, Giessen, Germany; Hawai'i Institute of Marine Biology, University of Hawai'i at Mānoa, Kāne'ohe, HI, USA.

The pollution of marine environments with plastics, particularly microplastic (MP, i.e., plastic particles <5 mm), is a major threat to marine biota, including corals.

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Control of cell proliferation is critical for the lymphocyte life cycle. However, little is known about how stage-specific alterations in cell cycle behavior drive proliferation dynamics during T cell development. Here, we employed in vivo dual-nucleoside pulse labeling combined with the determination of DNA replication over time as well as fluorescent ubiquitination-based cell cycle indicator mice to establish a quantitative high-resolution map of cell cycle kinetics of thymocytes.

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Vitamin D status and its determinants in German elite athletes.

Eur J Appl Physiol

January 2025

Department of Exercise Physiology and Sports Therapy, Institute of Sports Science, Justus Liebig University Giessen, Kugelberg 62, 35394, Giessen, Germany.

Purpose: This study investigated elite German athletes to (1) assess their serum 25(OH)D levels and the prevalence of insufficiency, (2) identify key factors influencing serum 25(OH)D levels, and (3) analyze the association between serum 25(OH)D levels and handgrip strength.

Methods: In this cross-sectional study, a total of 474 athletes (231 female), aged 13-39 years (mean 19.3 years), from ten Olympic disciplines were included.

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Land use change threatens global biodiversity and compromises ecosystem functions, including pollination and food production. Reduced taxonomic α-diversity is often reported under land use change, yet the impacts could be different at larger spatial scales (i.e.

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The protein interactome of p65/RELA, the most active subunit of the transcription factor (TF) NF-κB, has not been previously determined in living cells. Using p65-miniTurbo fusion proteins and biotin tagging, we identify >350 RELA interactors from untreated and IL-1α-stimulated cells, including many TFs (47% of all interactors) and >50 epigenetic regulators belonging to different classes of chromatin remodeling complexes. A comparison with the interactomes of two point mutants of p65 reveals that the interactions primarily require intact dimerization rather than DNA-binding properties.

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Processes and measurements: a framework for understanding neural oscillations in field potentials.

Trends Cogn Sci

January 2025

Machine Learning in Science, Excellence Cluster Machine Learning and Tübingen AI Center, University of Tübingen, Tübingen, Germany. Electronic address:

Various neuroscientific theories maintain that brain oscillations are important for neuronal computation, but opposing views claim that these macroscale dynamics are 'exhaust fumes' of more relevant processes. Here, we approach the question of whether oscillations are functional or epiphenomenal by distinguishing between measurements and processes, and by reviewing whether causal or inferentially useful links exist between field potentials, electric fields, and neurobiological events. We introduce a vocabulary for the role of brain signals and their underlying processes, demarcating oscillations as a distinct entity where both processes and measurements can exhibit periodicity.

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dEREGulated pathways: Unraveling the role of epiregulin in skin, kidney and lung fibrosis.

Am J Physiol Cell Physiol

January 2025

Center for Infection and Genomics of the Lung (CIGL), Faculty of Medicine, Justus Liebig University (JLU), Giessen, Germany. Member of the German Center for Lung Research.

The epidermal growth factor receptor (EGFR) signaling pathway is an evolutionary conserved mechanism to control cell behavior during tissue development and homeostasis. Deregulation of this pathway has been associated with abnormal cell behavior, including hyperproliferation, senescence, and an inflammatory cell phenotype, thereby contributing to pathologies across a variety of organs, including kidney, skin, and lung. To date, there are seven distinct EGFR ligands described.

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