4,338 results match your criteria: "University of Veterinary Medicine Hannover.[Affiliation]"

Identification of RVFV Host Factors Using Quantitative Interaction Proteomics.

Methods Mol Biol

July 2024

Institute of Biochemistry & Research Center for Emerging Infections and Zoonoses (RIZ), University of Veterinary Medicine Hannover, Hannover, Germany.

Affinity enrichment coupled with liquid chromatography-tandem mass spectrometry (AE-LC-MS/MS) enables a comprehensive study of virus-host protein-protein interactions in cells and tissues infected with Rift Valley fever virus (RVFV) or ectopically expressing RVFV proteins. Depending on the research question, different experimental setups with carefully chosen controls are needed. Here, we describe the detailed workflow of sample preparation, processing, and cleanup, while also outlining critical points to consider when designing and performing AE-LC-MS/MS experiments.

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Landscape review about the decision to euthanize a compromised pig.

Porcine Health Manag

July 2024

Field Station for Epidemiology, University of Veterinary Medicine Hannover, Foundation, Buescheler Str. 9, 49456, Bakum, Hannover, Germany.

Timely euthanasia of a compromised pig in farming practice has been identified as a critical topic in veterinary medicine. The questions 'why and when are pigs euthanized' and 'what influences the decision making process' need to be answered to improve the situation. In the past five years, work addressing these issues has been published in the literature, however, a synthesis of the findings is missing.

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Germany-wide citizen science study reveals spread of -infected ticks by dogs travelling within the country.

Curr Res Parasitol Vector Borne Dis

June 2024

Institute for Parasitology, Centre for Infection Medicine, University of Veterinary Medicine Hannover, Buenteweg 17, 30559, Hanover, Germany.

Article Synopsis
  • - The ornate dog tick has expanded its range across Europe, leading to more cases of canine babesiosis in previously unaffected areas of Germany.
  • - A study involving 5,913 dog specimens and 343 ticks was conducted from 2019 to 2023, using qPCR methods to detect and confirm the presence of the pathogen in a small percentage of samples.
  • - The findings indicate an increasing risk of infection for dogs in Germany, especially with more dogs traveling, prompting recommendations for year-round tick prevention measures.
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Endemisation and management of on a beef production farm.

Curr Res Parasitol Vector Borne Dis

June 2024

Institute for Parasitology, Centre for Infection Medicine, University of Veterinary Medicine Hannover, Buenteweg 17, 30559, Hanover, Germany.

The hard tick transmits a variety of zoonotic pathogens, including , the most common cause of bovine babesiosis in northern Europe. In endemic areas, cattle are rarely clinically affected, as animals up to the age of nine months are resistant against relevant clinical disease and develop protective premunity. However, outbreaks in immunologically naïve herds may lead to considerable losses.

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Control of Coxiella burnetii shedding in a dairy goat herd by annual offspring vaccination.

Vaccine

November 2024

Institute of Immunology, Friedrich-Loeffler-Institut, Südufer 10, 17493 Greifswald - Isle of Riems, Germany. Electronic address:

Article Synopsis
  • A Coxiella burnetii vaccination program targeted doelings on a German goat farm to reduce bacterial shedding, beginning with adult vaccinations in 2018 and continuing with two doses for doelings from 2019 to 2021.
  • Monitoring involved vaginal swabs and bulk tank milk samples, revealing some ongoing shedding despite positive trends in antibody levels among vaccinated goats.
  • Results showed that while double vaccination produced lasting antibody responses, it did not completely eliminate C. burnetii shedding, indicating the need for further research on the immune response.
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Previous case reports indicate 's opportunistic pathogenic potential. However, the true diversity of the genus remains understudied. Here, we present the complete genome of isolated from a diseased rhinoceros, suspected to play a role in its condition.

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Metabolic modulation: phosphoglucomutase is a target influencing host recognition.

Cell Surf

June 2024

Thoracic Diseases Research Unit, Departments of Medicine and Biochemistry, Mayo Clinic College of Medicine, Rochester, MN 55905, USA.

Herein, this manuscript explores the significance of the phosphoglucomutase (PGM) enzyme in spp., focusing on its role in fungal surface mannoprotein formation. Through expression of the in a strain, we demonstrate restoration of binding to the mannose receptor (MR) and macrophages to wildtype yeast levels in this complemented strain.

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Background: Surveillance of Strongylus vulgaris and other Strongylus spp. in equids is important for targeted intervention in parasite control, requiring reliable routine diagnostic methods.

Objectives: Comparing morphological examination and PCR analyses of larval cultures to identify Strongylus spp.

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Article Synopsis
  • Swine influenza A viruses (swIAV) are a significant respiratory disease in pigs, causing economic challenges in pig farming due to ongoing virus transmission and variation.
  • Researchers immunized antibody-positive piglets from an infected herd using a prime-boost vaccination strategy with novel vaccines (a live attenuated influenza virus and a vesicular stomatitis virus-based replicon).
  • These new vaccines significantly reduced virus replication in vaccinated piglets compared to traditional inactivated virus vaccines, potentially helping to control virus spread and improving animal health while lowering the risk of transmission to humans.
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While conventional medicine has advanced in recent years, there are still concerns about its potential adverse reactions. The ethnopharmacological knowledge established over many centuries and the existence of a variety of metabolites have made medicinal plants, such as the stinging nettle plant, an invaluable resource for treating a wide range of health conditions, considering its minimal adverse effects on human health. The aim of this review is to highlight the therapeutic benefits and biological activities of the edible (UD) plant with an emphasis on its selective chemo-preventive properties against various types of cancer, whereby we decipher the mechanism of action of UD on various cancers including prostate, breast, leukemia, and colon in addition to evaluating its antidiabetic, microbial, and inflammatory properties.

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The primary aim of this study was to investigate the effect of the pelvic dimensions of Holstein cows on the traction forces during parturition. Additionally, the relationship between calf measurements and traction forces was explored. For this purpose, a modified in vitro biomechanical model simulating obstetric tractions was used.

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An adult, 362 g, male, intact inland bearded dragon () was admitted to a veterinary clinic due to a temporary cloacal prolapse and a two-week history of reduced overall condition and forage intake. Physical examination revealed an approximately 2 × 1 cm round-shaped, rigid intracoelomic tissue mass. Multiple sand deposits were present on the cloacal mucous membranes, though no signs of cloacal prolapse were present.

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In total, around 631 million broilers were slaughtered in Germany in 2022. This evaluation included data of approx. 198 million broilers of different ages and breeds that were transported in Germany in 2022 (31% of all cases of broiler chicken transport in 2022).

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First Evidence of Antibodies in Sheep () from Southern Germany.

Animals (Basel)

June 2024

Animal Pathology Department, Veterinary Faculty, University of Zaragoza, Miguel Servet 177, 50013 Zaragoza, Spain.

In Europe, is the most prevalent species, and this protozoan is transmitted by phlebotomine sandflies. A recent publication has shown that sheep harbor antibodies. This raises questions about the epidemiological role of small ruminants.

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Orchestration of antiviral responses within the infected central nervous system.

Cell Mol Immunol

September 2024

Institute for Experimental Infection Research, TWINCORE, Centre for Experimental and Clinical Infection Research, a joint venture between the Helmholtz Centre for Infection Research and the Hannover Medical School, 30625, Hannover, Germany.

Many newly emerging and re-emerging viruses have neuroinvasive potential, underscoring viral encephalitis as a global research priority. Upon entry of the virus into the CNS, severe neurological life-threatening conditions may manifest that are associated with high morbidity and mortality. The currently available therapeutic arsenal against viral encephalitis is rather limited, emphasizing the need to better understand the conditions of local antiviral immunity within the infected CNS.

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Veterinary teaching in COVID-19 times: perspectives of university teaching staff.

Front Vet Sci

June 2024

Center for E-Learning, Didactics and Educational Research, University of Veterinary Medicine Hannover, Foundation, Hannover, Germany.

The digitalization of university teaching has been taking place for many years and, in addition to traditional teaching formats such as practicals and face-to-face lectures, more and more e-learning courses have been used in veterinary education for several years. In the context of the COVID-19 pandemic, universities across Germany had to switch to an , purely digital summer semester. This study evaluated the experiences and implementation of the digital summer semester 2020 at the University of Veterinary Medicine Hannover (TiHo) Foundation from the perspective of the teaching staff.

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Introduction: Anxiety and cognitive dysfunction are frequent, difficult to treat and burdensome comorbidities in human and canine epilepsy. Fecal microbiota transplantation (FMT) has been shown to modulate behavior in rodent models by altering the gastrointestinal microbiota (GIM). This study aims to investigate the beneficial effects of FMT on behavioral comorbidities in a canine translational model of epilepsy.

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Exposure of small ruminants to the Schmallenberg arbovirus in Germany from 2017 to 2018 - animal-specific and flock-management-related risk factors.

Prev Vet Med

September 2024

Clinic for Swine and Small Ruminants, Forensic Medicine and Ambulatory Service, University of Veterinary Medicine Hannover, Foundation, Hannover, Germany. Electronic address:

The Schmallenberg virus (SBV), an emerging Orthobunyavirus of mainly ruminant hosts, caused a substantial epidemic in European ruminant populations between 2011 and 2013. The pathogen is transmitted by arthropod vectors (Culicoides spp.) and can cause reproductive disorders and severe malformations of the offspring or stillbirth.

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The first chemical synthesis of the phloroglucinol meroterpenoid cleistocaltone A (1) is presented. This compound, previously isolated from was reported to show promising antiviral properties. Based on a modified biosynthesis proposal, a synthetic strategy was devised featuring an intramolecular Diels-Alder reaction and an epoxidation/elimination sequence to generate the allyl alcohol handle in the side chain.

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Identification of parameters for electronic distance examinations.

Front Vet Sci

June 2024

Centre for E-Learning, Didactics and Educational Research (ZELDA), University of Veterinary Medicine Hannover, Foundation, Hanover, Germany.

Introduction: This study investigates the log data and response behavior from invigilated in-person electronic timed exams at the University of Veterinary Medicine Hannover, Foundation, Germany. The primary focus is on understanding how various factors influence the time needed per exam item, including item format, item difficulty, item discrimination and character count. The aim was to use these results to derive recommendations for designing timed online distance examinations, an examination format that has become increasingly important in recent years.

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In biomedical research, the simultaneous inference of multiple binary endpoints may be of interest. In such cases, an appropriate multiplicity adjustment is required that controls the family-wise error rate, which represents the probability of making incorrect test decisions. In this paper, we investigate two approaches that perform single-step -value adjustments that also take into account the possible correlation between endpoints.

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Rift Valley fever (RVF) is a mosquito-borne zoonotic disease caused by RVF virus (RVFV). RVFV infections in humans are usually asymptomatic or associated with mild febrile illness, although more severe cases of haemorrhagic disease and encephalitis with high mortality also occur. Currently, there are no licensed human vaccines available.

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Background: Serving as a reservoir, the gastric fundus can expand significantly, with an initial receptive and a following adaptive relaxation, controlled by extrinsic and intrinsic reflex circuits, respectively. We hypothesize that mechanosensitive enteric neurons (MEN) are involved in the adaptive relaxation, which is initiated when a particular gastric volume and a certain stretch of the stomach wall is reached. To investigate whether the responsiveness of MEN in the gastric fundus is dependent on tissue stretch, we performed mechanical stimulations in stretched versus ganglia "at rest".

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Accurate interpretation of mercury (Hg) isotopic data requires the consideration of several biotic factors such as age, diet, geographical range, and tissue metabolic turnover. A priori knowledge of prey-predator isotopic incorporation rates and Hg biomagnification is essential. This study aims to assess Hg stable isotopes incorporation in an Arctic species of Phocidae, the hooded seal Cystophora cristata, kept in human care for 24 months (2012-2014) and fed on a constant diet of Norwegian Spring Spawning herring Clupea harengus.

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