EMBO Workshop | Establishing state-of-the-art mollusc genomics
EMBO Courses and Workshops are selected for their excellent scientific quality and timelines, provision of good networking activities for all participants and speaker gender diversity (at least 40% of speakers must be from the underrepresented gender). Organisers are encouraged to implement measures to make the meeting environmentally more sustainable.Upon registration - More info and registration on the EMBO website.
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PFAS: "The problem is not limited to tap water".
Recognized for his expertise in ecotoxicology, Professor Patrick Kestemont is one of the scientific experts mandated by the Walloon Region, to advise the Government and examine all the consequences on human health of PFAS, these chemical substances present in our environment.
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The European satellite Euclid launches on 1 July to map galaxies: UNamur involved in the mission
The European Euclid satellite will be launched into space from Cape Canaveral in the United States at 5.11pm on Saturday 1 July. The telescope is intended to provide a more accurate map of billions of galaxies over a distance of around twelve billion light years. A team of Belgian scientists and engineers from UCLouvain, ULB, ULg, UNamur and Ghent University, as well as the Space center in Liège (CSL), took part in this ten-year project, bringing together more than 3,500 people from 21 countries.
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The naXys Institute SPACE pole, expertise born of a long tradition of studying complex systems
Modelling the Universe to understand how it came into being, how it works and how the physical objects that make it up work - that's the day-to-day work of the researchers in the naXys SPACE cluster. It's a subject that fascinates not only scientists. An international conference on "Complex Planetary Systems (CPSII)" is being organised at UNamur from 3 to 7 July 2023, with activities open to the public, including two round tables, a show at the Delta and a Space Quiz!
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ERGA, a "European Reference Genome Atlas" to preserve biodiversity
At a time when around a fifth of Europe's 200,000 species are threatened with extinction, researchers from the University of Namur are taking part in a pan-European consortium to act fast and together to generate high-quality genome resources on a large scale.
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Public thesis defense - Virgile NEYMAN
Characterization of trehalase from Acyrthosiphon pisum for the design of new insecticides
SummaryAphids are major pests in agriculture, causing direct damage to plants and acting as vectors for phytopathogenic viruses. Conventional insecticides are widely used to control them, but their toxicity and efficacy pose problems in terms of the environment, human health and the emergence of resistance to these compounds. New alternatives are therefore needed, such as biological control using predators or parasitoids. However, these methods are not always economically viable on a large scale. As part of this thesis, another approach is being explored which involves developing new insecticides targeting the biochemical functions of aphids.The project aims to discover new inhibitors of trehalase, an enzyme essential for insect energy metabolism. Inhibition of this enzyme could disrupt vital insect functions without affecting mammals. This research involved several stages: the purification and complete characterization of trehalase from Acyrthosiphon pisum (the model for this study), the in vivo, in vitro and in silico analysis of commercial inhibitors on this enzyme, before moving on to the search for new inhibitors. Two points of integrated insect management were explored, biological and chemical control.The biological side saw the study of a strain of Streptomyces naturally producing trehalase-inhibiting metabolites, notably validamycin A, a molecule recognized in the literature as one of the best inhibitors, but not applicable as an insecticide. Other molecules appear to have interesting features, but we have not been able to isolate and characterize them.The chemical side has enabled us to create a pharmacophore hypothesis based on experimental results on molecules obtained by virtual screening. Although these molecules are not usable as insecticides as they stand, this hypothesis provides a better understanding of trehalase inhibitors in general and can be used to refine future analyses. JuryProf. Jean-Yves MATROULE (UNamur), presidentDr Catherine MICHAUX (UNamur), promoter and secretaryProf. Frédéric FRANCIS (ULiège), co-promoterProf. André MATAGNE (ULiège)Dr Rudy CAPARROS (ULiège)Dr Morgan HANS (Biocidal)
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Mapping life
In 2021, the European Union has embarked on a titanic project to safeguard the genomes of all eukaryotic species in Europe. In other words, all living organisms, with the exception of bacteria and archaea (micro-organisms). Called ERGA, for European Reference Genome Atlas, and in which UNamur is participating thanks to Professor Alice Dennis, this project hopes to help safeguard biodiversity, at a time when a fifth of European species are in danger of extinction..
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The "Même pas peur! between education, experience and commitment
The wolf, long banished from our lands, has made a remarkable comeback in Wallonia since 2016. This mysterious being, now protected, arouses as much fascination as fear. Through an exhibition, held as part of the Cultural Project course, third-year history bachelor students have traced the history of the wolf. From April 11 to 27, 2024, the exhibition entitled "Même pas peur! Une évolution de l'image du loup à travers les siècles" invited audiences to plunge into the heart of a historical exploration.
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Our researchers in the World's Top 2% Scientists list
Stanford University has published a prestigious ranking that highlights the most influential researchers in a wide range of scientific fields. The list, based on bibliographic criteria, aims to provide a standardized means of identifying the world's scientific leaders. It is one criterion among others for assessing the quality of scientific research. Twelve researchers from the University of Namur are among them!
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Ants survive massive doses of X-rays: a Namur scientific experiment to quantify their radioresistance
Researchers from UNamur's Departments of Biology and Physics have conducted a scientific experiment to assess the radioresistance of the common black ant Lasius niger. The results of their work have just been published in the Belgian scientific journal Belgian Journal of Zoology. The Namur-based scientists demonstrate a level of resistance far superior to that of humans. Their spontaneous approach also demonstrates a lesser-known approach to scientific research.
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André Füzfa receives a "Coup de Coeur" award from Trophées Matière Grise
This is a fine reward for Professor André Füzfa, astrophysicist in the Department of Mathematics and head of the Astronomical Observatory at UNamur. On November 21, he received the "Coup de Coeur" award from the Trophées de Matière Grise, RTBF's popular science program 2024. These trophies aim to reward the country's scientists, who mobilize to disseminate their knowledge and insights to the general public.
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