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Università della Svizzera italiana

Monoclonal IgG antibodies generated from joint-derived B cells of RA patients have a strong bias toward citrullinated autoantigen recognition

Amara, Khaled ; Steen, Johanna ; Murray, Fiona ; Morbach, Henner ; Fernandez-Rodriguez, Blanca M. ; Joshua, Vijay ; Engström, Marianne ; Snir, Omri ; Israelsson, Lena ; Catrina, Anca I. ; Wardemann, Hedda ; Corti, Davide ; Meffre, Eric ; Klareskog, Lars ; Malmström, Vivianne

In: The journal of experimental medicine, 2013, vol. 210, no. 3, p. 445-455

Antibodies targeting citrullinated proteins (ACPAs [anticitrullinated protein antibodies]) are commonly found in patients with rheumatoid arthritis (RA), strongly associate with distinct HLA-DR alleles, and predict a more aggressive disease course as compared with seronegative patients. Still, many features of these antibodies, including their site of production and the extent of MHC class...

Consortium of Swiss Academic Libraries

The Clique Problem in Intersection Graphs of Ellipses and Triangles

Ambühl, Christoph ; Wagner, Uli

In: Theory of Computing Systems, 2005, vol. 38, no. 3, p. 279-292

Università della Svizzera italiana

Causal loops : logically consistent correlations, time travel, and computation

Ämin, Baumeler ; Wolf, Stefan (Dir.)

Thèse de doctorat : Università della Svizzera italiana, 2017 ; 2017INFO002.

Causal loops are loops in cause-effect chains: An effect can be the cause of that effect's cause. We show that causal loops can be unproblematic, and explore them from different points of view. This thesis is motivated by quantum theory, general relativity, and quantum gravity. By accepting all of quantum theory one can ask whether the possibility to take superpositions extends to causal...

Università della Svizzera italiana

NBS1 promotes the endonuclease of the MRE11-RAD50 complex by sensing CtIP phosphorylation

Anand, Roopesh ; Jasrotia, Arti ; Bundschuh, Diana ; Howard, Sean Michael ; Ranjha, Lepakshi ; Stucki, Manuel ; Cejka, Petr

In: The EMBO Journal, 2019, vol. 38, no. 7, p. e101005

DNA end resection initiates DNA break repair by homologous recombination. MRE11-RAD50-NBS1 and phosphorylated CtIP perform the first resection step by MRE11-catalyzed endonucleolytic DNA cleavage. Human NBS1, more than its Xrs2 homologue from Saccharomyces cerevisiae, is crucial for this process, highlighting complex mechanisms that regulate the MRE11 nuclease in high eukaryotes. Using a...

Università della Svizzera italiana

Behaviour of exponential three-point coordinates at the vertices of convex polygons

Anisimov, Dmitry ; Hormann , Kai ; Schneider

In: Journal of computational and applied mathematics, 2019, vol. 350, p. 114-129

Barycentric coordinates provide a convenient way to represent a point inside a triangle as a convex combination of the triangle’s vertices and to linearly interpolate data given at these vertices. Due to their favourable properties, they are commonly applied in geometric modelling, finite element methods, computer graphics, and many other fields. In some of these applications, it is desirable...

Università della Svizzera italiana

Analysis and new constructions of generalized barycentric coordinates in 2D

Anisimov, Dmitry ; Hormann, Kai (Dir.)

Thèse de doctorat : Università della Svizzera italiana, 2017 ; 2017INFO004.

Different coordinate systems allow to uniquely determine the position of a geometric element in space. In this dissertation, we consider a coordinate system that lets us determine the position of a two-dimensional point in the plane with respect to an arbitrary simple polygon. Coordinates of this system are called generalized barycentric coordinates in 2D and are widely used in computer...

Università della Svizzera italiana

The relationship between social anxiety, smartphone use, dispositional trust, and problematic smartphone use : a moderated mediation model

Annoni, Anna Maria ; Petrocchi, Serena ; Camerini, Anne-Linda ; Marciano, Laura

In: International journal of environmental research and public health, 2021, vol. 18, no. 5, p. 15 p

Background: The pervasiveness of smartphones has raised concerns about an increase in the prevalence of problematic smartphone use (PSU), which depends on a set of psychological and behavioral risk factors. Previous research has yielded mixed results on factors predicting PSU, including social anxiety and trust. In particular, the role of trust remained largely unexplored. In the present study,...

Università della Svizzera italiana

Exploiting under-utilized cores with deferred methods

Ansaloni, Danilo ; Binder, Walter ; Heydarnoori, Abbas ; Chen, Lydia Y.

Effective parallelization of fine-grained tasks, such as in dynamic program analysis, is challenging because thread communication overheads may outweigh the benefits of parallelism. In this paper, we address this issue with deferred methods, a novel Java framework that aggregates invocations of analysis methods in thread-local buffers and processes them altogether when a buffer is full. The...

Università della Svizzera italiana

Architectural exploration and scheduling methods for coarse grained reconfigurable arrays

Ansaloni, Giovanni ; Pozzi, Laura (Dir.)

Thèse de doctorat : Università della Svizzera italiana, 2011 ; 2011INFO006.

Coarse Grained Reconfigurable Arrays have emerged, in recent years, as promising candidates to realize efficient reconfigurable platforms. CGRAs feature high computational density, flexible routing interconnect and rapid reconfiguration, characteristics that make them well-suited to speed up execution of computational kernels. A number of designs embodying the CGRA concept have been proposed...

Università della Svizzera italiana

The use of a variable cost function in the regulation of the Italian water industry

Antonioli, Barbara ; Filippini, Massimo

The purpose of this study is to estimate a multivariate variable cost function in order to analyze the cost structure of a sample of Italian water distribution companies. The empirical results of this study could be used by the Italian Regulation Authority of this sector for two purposes: first, to improve the actual tariff regulation process, based on a benchmarking of variable costs, and...