168 research outputs found

    Primjena Sponheuerovog i Blakeovog modela pri procjeni seizÄŤkog hazarda: SluÄŤaj Mesinskog tjesnaca

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    Attenuation is fundamental in the description of a seismic event, determining the spatial distribution of intensity associated with it. Knowing the influence of the attenuation coefficients on the values of the maximum expected intensity for North-Eastern Sicily, the necessity arises to quantify the “weight” of the attenuation models and of the respective coefficients on the intensity estimates. The first evaluation is presented here using the Sponheuer and Blake models. The comparison of the maps of expected intensity, obtained from the cross-use of the laws allows the first critical estimate, showing the greater adaptability of the Sponheuer model to describe the attenuation of intensity for the investigated area

    Primjena Sponheuerovog i Blakeovog modela pri procjeni seizÄŤkog hazarda: SluÄŤaj Mesinskog tjesnaca

    Get PDF
    Attenuation is fundamental in the description of a seismic event, determining the spatial distribution of intensity associated with it. Knowing the influence of the attenuation coefficients on the values of the maximum expected intensity for North-Eastern Sicily, the necessity arises to quantify the “weight” of the attenuation models and of the respective coefficients on the intensity estimates. The first evaluation is presented here using the Sponheuer and Blake models. The comparison of the maps of expected intensity, obtained from the cross-use of the laws allows the first critical estimate, showing the greater adaptability of the Sponheuer model to describe the attenuation of intensity for the investigated area

    Toxoplasmosis and knowledge. What do the Italian women know about?

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    Toxoplasmosis is a worldwide zoonotic infectious disease caused by Toxoplasma gondii. This infection is estimated to affect about a third of the world’s population. The aim of this study was to evaluate the knowledge of Italian women about toxoplasmosis and its forms of transmission, clinical manifestations, diagnosis, and prevention through two different modalities (e-research and traditional research). In a cross-sectional study 808 Italian women were interviewed, using a self-administered questionnaire, through two different modalities: an e-research or web survey and a traditional paper research. By the 84% of women interviewed, it was reported to have hear about toxoplasmosis, but from the most of the sample, it resulted that the knowledge of protozoan disease was superficial and incomplete. The assessment of the dimensionality related to the toxoplasmosis knowledge’s instrument showed that the scale is composed by two stable and reliable factors which explain 58.6% of the variance: a) the basic knowledge (α=0.83), which explains the 45.2% of the variance, and b) the specialist knowledge (α=0.71), which explains the 13.4% of the variance. The variance and the multiple linear regression data analysis showed significant predictors of correct basic knowledge of toxoplasmosis: the highest age, the highest degree of study, to have previously contracted illness or to know someone who had contracted, to be working or to be housewives. In conclusion, this study showed limited awareness of toxoplasmosis and suggested the implementation of the effective education and learning programs. The results also showed that online data collection, in academic research, might be a valid alternative to more traditional (paper-and-pencil) surveys

    Genome Sequencing and Comparative Analysis of Three Hanseniaspora uvarum Indigenous Wine Strains Reveal Remarkable Biotechnological Potential

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    A current trend in winemaking has highlighted the beneficial contribution of non-Saccharomyces yeasts to wine quality. Hanseniaspora uvarum is one of the more represented non-Saccharomyces species onto grape berries and plays a critical role in influencing the wine sensory profile, in terms of complexity and organoleptic richness. In this work, we analyzed a group of H. uvarum indigenous wine strains as for genetic as for technological traits, such as resistance to SO2 and beta-glucosidase activity. Three strains were selected for genome sequencing, assembly and comparative genomic analyses at species and genus level. Hanseniaspora genomes appeared compact and contained a moderate number of genes, while rarefaction analyses suggested an open accessory genome, reflecting a rather incomplete representation of the Hanseniaspora gene pool in the currently available genomes. The analyses of patterns of functional annotation in the three indigenous H. uvarum strains showed distinct enrichment for several PFAM protein domains. In particular, for certain traits, such as flocculation related protein domains, the genetic prediction correlated well with relative flocculation phenotypes at lab-scale. This feature, together with the enrichment for oligo-peptide transport and lipid and amino acid metabolism domains, reveals a promising potential of these indigenous strains to be applied in fermentation processes and modulation of wine flavor and aroma. This study also contributes to increasing the catalog of publicly available genomes from H. uvarum strains isolated from natural grape samples and provides a good roadmap for unraveling the biodiversity and the biotechnological potential of these non-Saccharomyces yeasts
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