15,336 results match your criteria: "Justus-Liebig- University[Affiliation]"

Background: The microbiome greatly affects health and wellbeing. Evolutionarily, it is doubtful that a host would rely on chance alone to pass on microbial colonization to its offspring. However, the literature currently offers only limited evidence regarding two alternative hypotheses: active microbial shaping by host genetic factors or transmission of a microbial maternal legacy.

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Paratuberculosis in South American camelids: two independent cases in alpacas in Germany.

BMC Vet Res

December 2024

Chemical and Veterinary Investigation Office Westphalia, Arnsberg, Germany.

Background: Paratuberculosis, caused by Mycobacterium avium subspecies paratuberculosis (MAP), is a chronic granulomatous enteritis that affects domestic and wild ruminants and camelids. The disease has rarely been reported in alpacas in Germany. This publication describes epidemiologically independent cases of paratuberculosis in two alpacas in Germany.

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Sulfation pathways in times of change.

Essays Biochem

December 2024

Aston Medical School, College of Health and Life Sciences, Aston University, Birmingham, U.K.

Sulfation pathways are an essential part of overall sulfur metabolism. Sulfation pathways are mainly about sulfate activation, and the making and breaking of biological sulfate esters. This special issue features some extended reflection on what was presented at the SUPA 2023 meeting on Sulfation Pathways.

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Sufficiency health-wise: sustainable paths towards planetary and public health.

Front Public Health

December 2024

Global Health Hub Germany, Planetary Health Working Group, Berlin, Germany.

Planet Earth is threatened by the human population. Energy and resource use are far beyond the planet's carrying capacity. Planetary Health suggests an alternative idea of prosperity as the best possible human health for all within planetary boundaries.

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Article Synopsis
  • Widespread insect losses pose a significant global concern, necessitating an understanding of the drivers behind these declines and the coverage of insects within protected areas.
  • The study utilized extensive insect DNA metabarcoding data from 31,846 flying insect species across Germany to analyze the effects of differing land cover, weather, and protection status on insect biodiversity.
  • Findings revealed that increased land cover heterogeneity leads to higher insect biomass and species richness, particularly in low-vegetation habitats, which, despite their biodiversity, are often under-protected in conservation efforts.
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Application of a locking cortical pearl plate system to the feline lumbar vertebral column: a cadaveric study.

N Z Vet J

March 2025

Clinic for Small Animals - Surgical Department, Department of Veterinary Clinical Sciences, Justus Liebig University, Giessen, Germany.

Aims: To assess the feasibility and safety of a locking cortical pearl plate system for the repair of lumbar vertebral fractures and luxation in cats using an feline model.

Methods: This cadaveric study of the lumbar vertebral column (L1-L7) involved 28 Domestic Short-hair cats without vertebral column pathology. Surrounding soft tissue was removed, except for the paravertebral musculature, joint capsules, and ligaments associated with the L1-L7 vertebrae.

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  • * Various diagnostic methods were used, including phenotypic testing, MALDI-TOF MS, and molecular techniques that analyze specific genes, confirming the isolate as T. abortisuis.
  • * The results showed a high sequence identity with reference strains, demonstrating the importance of integrating different diagnostic techniques for accurate identification of bacterial pathogens in veterinary medicine.
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Death-associated protein kinase 1 prevents hypoxia-induced metabolic shift and pulmonary arterial smooth muscle cell proliferation in PAH.

Cell Signal

November 2024

Universities of Giessen and Marburg Lung Center (UGMLC), Excellence Cluster Cardio-Pulmonary Institute (CPI), Member of the German Center for Lung Research (DZL), Justus-Liebig-University Giessen, Giessen, Germany. Electronic address:

Pulmonary hypertension (PH) is a general term used to describe high blood pressure in the lungs from any cause. Pulmonary arterial hypertension (PAH) is a progressive, and fatal disease that causes the walls of the pulmonary arteries to tighten and stiffen. One of the major characteristics of PAH is the hyperproliferation and resistance to apoptosis of vascular cells, which trigger excessive pulmonary vascular remodeling and vasoconstriction.

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  • * The study reveals that interferon-epsilon (IFNε), found in specific cells within the testes, plays a crucial role in fighting viral infections in both mice and humans.
  • * Mice without IFNε were more vulnerable to Zika virus damage, while adding IFNε to human testicular cells decreased viral presence and inflammation, indicating its importance in protecting male reproductive health.
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  • A new species has been described from Corsica, France, based on a single male specimen, identifying morphological differences from similar species in the group.
  • A phylogenetic tree was created using mitochondrial DNA sequences from 16 out of 28 recognized species, providing genetic support for the new species and hinting at the potential discovery of another nearby species.
  • The researchers used a low-cost next-generation sequencing method to analyze both mitochondrial and draft nuclear genomes, contributing important genetic data to enhance the understanding of this species and assist in future studies.
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  • Determining progesterone levels in mares' serum is crucial for identifying issues related to their estrus cycle or luteal insufficiency, but current methods lack quick, accurate results within two hours.
  • This study assesses the effectiveness of the mini VIDAS device, a commercial enzyme-linked fluorescent assay, against the traditional radioimmunoassay (RIA) for progesterone measurement in mares.
  • Results indicate a strong correlation between mini VIDAS and RIA measurements; however, the mini VIDAS may have limitations in precision at lower progesterone levels, which could affect diagnostic accuracy.
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  • Successful interspecies hybridization requires a stable "2n" chromosome set to produce viable "n" gametes, often achieved by doubling chromosome numbers or through rare recombination events.
  • In a study of third-generation hybrids resulting from a cross between Brassica juncea and B. napus, chromosome numbers varied significantly, indicating a complex genome structure influenced by unreduced gametes.
  • The research found a higher frequency of unreduced gametes in the hybrids compared to the parent species, suggesting this mechanism is crucial for stabilizing and increasing fertility in hybrid offspring.
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Deep phenotyping the right ventricle (RV) is essential for understanding the mechanisms of adaptive and maladaptive RV responses to pulmonary hypertension (PH). In this study, feature selection coupled with machine learning classification/ranking of specific cardiac magnetic resonance imaging (MRI) features from cine-MRI, flow-sensitized, and extracellular-volume techniques were used to assess RV remodelling in monocrotaline (MCT) and Sugen hypoxia (SuHx) PH rats. Early physiological changes associated with RV adaptation were detected along with prediction of RV maladaptive outcomes.

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Many governments worldwide have proposed transitioning from a fossil-based economy to a bioeconomy to address climate change, resource depletion, and other environmental concerns. The bioeconomy utilizes renewable biological resources across all sectors and is strongly founded on scientific advances and technological progress. Given that the bioeconomy spans multiple sectors, industries, and technological fields, tracking it is challenging, and both policymakers and researchers lack a comprehensive understanding of the bioeconomy transition's progress.

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Imaging the eye as a window to brain health: frontier approaches and future directions.

J Neuroinflammation

November 2024

School of Health and Biomedical Sciences, RMIT University, Bundoora, Melbourne, VIC, Australia.

Recent years have seen significant advances in diagnostic testing of central nervous system (CNS) function and disease. However, there remain challenges in developing a comprehensive suite of non- or minimally invasive assays of neural health and disease progression. Due to the direct connection with the CNS, structural changes in the neural retina, retinal vasculature and morphological changes in retinal immune cells can occur in parallel with disease conditions in the brain.

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  • * The study found that using vermicompost with bio-stimulants, particularly moringa leaf extract (MLE), greatly enhanced wheat growth, yield, and nutrient absorption, outperforming other organic options.
  • * The combination of vermicompost and MLE increased plant height, leaf area, and photosynthesis, leading to significant rises in both straw (64%) and grain (27%) yields compared to control groups, highlighting a promising sustainable approach for farmers.
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  • A study was conducted to understand the incidence of acute kidney injury (AKI) in patients undergoing aortic valve replacement who also have aortic stenosis and complex coronary artery disease.
  • The research involved 1,232 patients and used statistical matching to focus on 40 pairs with similar risk scores, measuring factors like contrast medium use and renal function post-procedure.
  • Results showed no significant difference in AKI occurrence between surgical and percutaneous approaches, and AKI did not correlate with long-term mortality, suggesting that while contrast agents can affect kidney function temporarily, they don’t lead to worse outcomes.
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How Can RuBisCO Be Released from the Mesophyll Cells of Green Tea Residue?

J Agric Food Chem

December 2024

Ecofood Institute, College of Biological Science and Engineering, Fuzhou University, Fuzhou 350108, China.

Article Synopsis
  • This study focuses on the release of RuBisCO from green tea residue mesophyll cells (TRMCs), which has not been successfully achieved before.
  • Researchers used a combination of chemical and enzymatic treatments, such as urea and β-mercaptoethanol, to facilitate the release, leading to a significant release of proteins (over 40%).
  • The findings indicated that the presence of lignocellulose in the cell walls and the low solubility of RuBisCO were major factors preventing its effective release from the TRMCs.
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Vascular FLRT2 regulates venous-mediated angiogenic expansion and CNS barriergenesis.

Nat Commun

November 2024

Buchmann Institute for Molecular Life Sciences (BMLS), Institute of Cell Biology and Neuroscience, Goethe University Frankfurt, Max-von-Laue-Str. 15, D-60438, Frankfurt am Main, Germany.

Veins have emerged as the origin of all other endothelial cell subtypes needed to expand vascular networks during developmental and pathological neoangiogenesis. Here, we uncover the role of the angioneurin Fibronectin Leucine Rich Transmembrane protein (FLRT) 2 in central nervous system (CNS) vascular development in the mouse. Early postnatal FLRT2 deletion reveals specific defects in retinal veins, impacting endothelial cell proliferation, sprouting and polarity that result in reduced tip cells at the vascular front.

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Objective: Systemic sclerosis Impact of Disease (ScleroID) is the first comprehensive patient-reported outcome measure (PROM) specifically developed for systemic sclerosis (SSc). We investigated the performance of ScleroID in patients with diffuse cutaneous SSc (dcSSc), as a prerequisite for its use in randomised controlled trials (RCTs) testing potentially disease-modifying drugs.

Methods: All patients with dcSSc from the large, multicentric, ScleroID cohort were included.

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FLASH Bragg-Peak Irradiation With a Therapeutic Carbon Ion Beam: First In Vivo Results.

Int J Radiat Oncol Biol Phys

November 2024

GSI Helmholtzzentrum für Schwerionenforschung, Biophysics Department, Darmstadt, Germany; Life Science Engineering Department, Technische Hochschule Mittelhessen, Gießen, Germany.

Purpose: In recent years, ultra-high dose rate (UHDR) irradiation has emerged as a promising innovative approach to cancer treatment. Characteristic feature of this regimen, commonly referred to as FLASH effect, demonstrated primarily for electrons, photons, or protons, is the improved normal tissue sparing, whereas the tumor control is similar to the one of the conventional dose-rate (CDR) treatments. The FLASH mechanism is, however, unknown.

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Objectives: This study aimed to evaluate the effectiveness of an instruction-video, with and without additional hands-on instruction, in teaching young adults proper flossing performance.

Materials And Methods: This randomised intervention and observational study included 94 participants, 24 (23; 25) years, receiving an instruction-video with (group 1) or without additional hands-on instruction (group 2). The flossing performance was assessed by videotaping before instruction (T1), after instruction and one week of practice (T2), as well as after two weeks of practice (T3).

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Novel polyomavirus in the endangered garden dormouse Eliomys quercinus.

Virol J

November 2024

Institute of Biotechnology, Life Sciences Center, Vilnius University, Saulėtekio al. 7, Vilnius, LT-10257, Lithuania.

Article Synopsis
  • The garden dormouse's population in Europe has declined significantly due to factors like habitat loss, climate change, and potentially pathogen exposure.
  • In a study involving 89 garden dormice from Germany, researchers tested kidney samples for polyomavirus DNA and checked for antibodies in their body fluids.
  • A new polyomavirus related to other known polyomaviruses was identified, with a small percentage of dormice testing positive for the virus, suggesting that further research is needed to determine its significance and specificity to the garden dormouse.
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Impact of Measured and Predicted Prosthesis-Patient Mismatch After Transcatheter Aortic Valve Replacement.

JACC Cardiovasc Interv

November 2024

University of Cologne, Faculty of Medicine and University Hospital Cologne, Clinic III for Internal Medicine, Cologne, Germany. Electronic address:

Background: Prosthesis-patient mismatch after transcatheter aortic valve replacement (TAVR) can be measured echocardiographically (measured prosthesis-patient mismatch [PPMm]) or predicted (predicted prosthesis-patient mismatch [PPMp]) using published effective orifice area (EOA) reference values. However, the clinical implications of PPM post-TAVR remain unclear.

Objectives: This study aimed to elucidate the prevalence of PPMm and PPMp post-TAVR and their impact on mortality in a large international cohort.

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