34 research outputs found

    Between Coexistence and Cooperation: Education for Sustainable Development at Universities and Establishments of Environmental Education

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    One way to improve Education for Sustainable Development (ESD) is to link formal with non-formal education. Therefore, this empirical study takes a closer look at the quality and quantity of cooperation between institutions of higher education and establishments of Environmental Education (EE). All approved Bavarian EE establishments were asked to deliver information about their cooperation with universities in the areas of teaching, research, and educational offer. In order to describe basic patterns, network theories and research methods were used. The results show weak intensity and continuity of networking. While universities and establishments of EE cooperate frequently in the area of teaching, other areas show much weaker interconnectedness. Furthermore, establishments of EE are explicitly seeking cooperation with universities in the area of evaluation

    The effects of time-restricted eating and weight loss on bone metabolism and health: a 6-month randomized controlled trial.

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    OBJECTIVE This study explored the impact of time-restricted eating (TRE) versus standard dietary advice (SDA) on bone health. METHODS Adults with ≥1 component of metabolic syndrome were randomized to TRE (ad libitum eating within 12 hours) or SDA (food pyramid brochure). Bone turnover markers and bone mineral content/density by dual energy x-ray absorptiometry were assessed at baseline and 6-month follow-up. Statistical analyses were performed in the total population and by weight loss response. RESULTS In the total population (n = 42, 76% women, median age 47 years [IQR: 31-52]), there were no between-group differences (TRE vs. SDA) in any bone parameter. Among weight loss responders (≥0.6 kg weight loss), the bone resorption marker β-carboxyterminal telopeptide of type I collagen tended to decrease after TRE but increase after SDA (between-group differences p = 0.041), whereas changes in the bone formation marker procollagen type I N-propeptide did not differ between groups. Total body bone mineral content decreased after SDA (p = 0.028) but remained unchanged after TRE (p = 0.31) in weight loss responders (between-group differences p = 0.028). Among nonresponders (<0.6 kg weight loss), there were no between-group differences in bone outcomes. CONCLUSIONS TRE had no detrimental impact on bone health, whereas, when weight loss occurred, it was associated with some bone-sparing effects compared with SDA

    A review of zoonotic infection risks associated with the wild meat trade in Malaysia.

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    The overhunting of wildlife for food and commercial gain presents a major threat to biodiversity in tropical forests and poses health risks to humans from contact with wild animals. Using a recent survey of wildlife offered at wild meat markets in Malaysia as a basis, we review the literature to determine the potential zoonotic infection risks from hunting, butchering and consuming the species offered. We also determine which taxa potentially host the highest number of pathogens and discuss the significant disease risks from traded wildlife, considering how cultural practices influence zoonotic transmission. We identify 51 zoonotic pathogens (16 viruses, 19 bacteria and 16 parasites) potentially hosted by wildlife and describe the human health risks. The Suidae and the Cervidae families potentially host the highest number of pathogens. We conclude that there are substantial gaps in our knowledge of zoonotic pathogens and recommend performing microbial food safety risk assessments to assess the hazards of wild meat consumption. Overall, there may be considerable zoonotic risks to people involved in the hunting, butchering or consumption of wild meat in Southeast Asia, and these should be considered in public health strategies

    Développement et utilisation de nanobodies dirigés contre le Grapevine fanleaf virus (GFLV) en lutte antivirale et comme biocapteur in planta

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    Due to their small size, high stability and strict monomeric nature, Nanobodies (Nbs) deriving from camelids heavy chain only antibodies have proven very valuable as diagnostic and therapeutic tools. However their use in agro biotechnology remains limited.In order to apply Nbs to the study and the control of grapevine fanleaf degeneration, I produced acollection of Nbs against Grapevine fanleaf virus (GFLV), the causal agent of this devastating disease worldwide.When fused to a fluorescent protein and stably expressed in plants, one of these Nbs (calledChromobody, Cb) conferred high resistance to GFLV, whether inoculated mechanically or by vector-mediated transmission.The identification of an isolate overcoming the resistance but still bound by the Cb allowed real-time tracking of the infection showing the high potential of Cbs as biosensors.The cryoEM structure of the Nb/GFLV complex was obtained at 2,8 Å and provides a clear picture of the footprint of the Nb on the surface of the GFLV capsid.These results pave the way for the innovative use of Nbs to unravel viral life cycle and to counter viral diseases.Par leur stabilité, leur petite taille et leur nature monomérique, les domaines variables des immunoglobulines à chaînes lourdes, ou Nanobodies (Nb), sont incontournables en diagnostic et recherche médicale. Pourtant, leur utilisation en agro-biotechnologies demeure confidentielle.Dans l'idée de les utiliser pour étudier et combattre le Grapevine fanleaf virus (GFLV), responsable de la maladie du court-noué très préjudiciable à l'économie viticole mondiale, j'ai produit une collection de Nb spécifiques du GFLV.Fusionné à une protéine fluorescente et exprimé en plante de façon stable, un de ces Nb (alors appelé Chromobody, Cb) a conféré une haute résistance au GFLV inoculé mécaniquement ou transmis par nématodes.Le potentiel du Cb comme biocapteur a été validé par le suivi in vivo d’un isolat contournant la résistance mais toujours reconnu par le Cb. La structure du complexe Nb/GFLV a été résolue à 2,8 Å et révèle la zone occupée par le Nb à la surface de la capside.Ces résultats ouvrent des perspectives innovantes pour la compréhension du cycle infectieux d'un phytovirus et l'élaboration de nouvelles stratégies de lutte antivirale

    Development and use of nanobodies against Grapevine fanleaf virus (GFLV) for antiviral resistance and live-cell imaging

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    Par leur stabilité, leur petite taille et leur nature monomérique, les domaines variables des immunoglobulines à chaînes lourdes, ou Nanobodies (Nb), sont incontournables en diagnostic et recherche médicale. Pourtant, leur utilisation en agro-biotechnologies demeure confidentielle.Dans l'idée de les utiliser pour étudier et combattre le Grapevine fanleaf virus (GFLV), responsable de la maladie du court-noué très préjudiciable à l'économie viticole mondiale, j'ai produit une collection de Nb spécifiques du GFLV.Fusionné à une protéine fluorescente et exprimé en plante de façon stable, un de ces Nb (alors appelé Chromobody, Cb) a conféré une haute résistance au GFLV inoculé mécaniquement ou transmis par nématodes.Le potentiel du Cb comme biocapteur a été validé par le suivi in vivo d’un isolat contournant la résistance mais toujours reconnu par le Cb. La structure du complexe Nb/GFLV a été résolue à 2,8 Å et révèle la zone occupée par le Nb à la surface de la capside.Ces résultats ouvrent des perspectives innovantes pour la compréhension du cycle infectieux d'un phytovirus et l'élaboration de nouvelles stratégies de lutte antivirale.Due to their small size, high stability and strict monomeric nature, Nanobodies (Nbs) deriving from camelids heavy chain only antibodies have proven very valuable as diagnostic and therapeutic tools. However their use in agro biotechnology remains limited.In order to apply Nbs to the study and the control of grapevine fanleaf degeneration, I produced acollection of Nbs against Grapevine fanleaf virus (GFLV), the causal agent of this devastating disease worldwide.When fused to a fluorescent protein and stably expressed in plants, one of these Nbs (calledChromobody, Cb) conferred high resistance to GFLV, whether inoculated mechanically or by vector-mediated transmission.The identification of an isolate overcoming the resistance but still bound by the Cb allowed real-time tracking of the infection showing the high potential of Cbs as biosensors.The cryoEM structure of the Nb/GFLV complex was obtained at 2,8 Å and provides a clear picture of the footprint of the Nb on the surface of the GFLV capsid.These results pave the way for the innovative use of Nbs to unravel viral life cycle and to counter viral diseases

    L'éducation pour la prise des traitements inhalés de l'asthme (enquête auprés de cinquante médecins généralistes du Sud-Manche)

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    CAEN-BU Médecine pharmacie (141182102) / SudocPARIS-BIUM (751062103) / SudocSudocFranceF

    Viral sanitary status and genetic diversity of Rupestris stem pitting - associated virus in french syrah clones exhibiting various susceptibility levels to decline

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    National audienceVirus detection was realized in 22 clones of Syrah, chosen for their various susceptibility towards Syrah decline, by RT-PCR amplification. All these clones were free of 14 grapevine viruses whereas they all showed clearly the presence of RSPaV. The structures of RSPaV population in Syrah clones presenting opposite behaviours towards Syrah decline were studied. The putative implication of RSPaV in this syndrome is discussed
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