Publications by authors named "Ecker K"

Aims: Obesity increases the risk of heart failure with preserved (HFpEF), but not reduced ejection fraction (HFrEF). The glucagon-like peptide-1 receptor agonist (GLP-1-RA) semaglutide improves outcome of patients with obesity with or without HFpEF, while GLP-1-RAs were associated with adverse outcome in patients with HFrEF. Here, we investigate the effect of in vivo treatment with semaglutide on excitation-contraction coupling in a rat model of obesity.

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Article Synopsis
  • The study compares outcomes of two surgical approaches for patients with failed ileal pouch-anal anastomosis (IPAA): repair/redo-IPAA and conversion to a continent ileostomy (CI) to avoid permanent ileostomy.
  • Results show that conversion to CI had a higher pouch salvage rate (36.8%) and better quality of life outcomes, like fewer daily evacuations and greater levels of continence compared to repair/redo-IPAA.
  • Overall satisfaction was high among patients after both procedures,
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Biodiversity loss on agricultural land is a major concern. Comprehensive monitoring is needed to quantify the ongoing changes and assess the effectiveness of agri-environmental measures. However, current approaches to monitoring biodiversity on agricultural land are limited in their ability to capture the complex pattern of species and habitats.

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Purpose: Comprehensive description of surgical techniques for revision of complications of continent ileostomy (CI).

Methods: By analyzing 133 revision procedures performed over 30 years, a systematically classified approach to the appropriate techniques for CI revision surgery has been derived. Based on the anatomic site and severity of the respective complication, four classes of revision surgeries have been defined: class 1 refers to the nipple valve, class 2 to the pouch, class 3 to the stoma, and class 4 to the afferent loop.

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We use longitudinal register data from Sweden to study patterns and dynamics in lifetime income trajectories. We examine divergences in these income trajectories by local economic conditions at labour market entry, in combination with other factors such as gender, education level and socio-economic background. We cannot assume that these relationships are constant over the course of individuals' working lives.

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Aim: The aim was to evaluate surgical strategies for conversion of failed ileo-pouch anal anastomosis (IPAA) to continent ileostomy (CI), taking morbidity and overall outcome into account. The hypothesis was that complex conversions are equivalent to the primary construction of a CI at the time of proctocolectomy.

Method: This was a retrospective analysis of IPAA conversions acknowledging the underlying disease (inflammatory bowel disease [IBD] and non-IBD) and extent of pouch reconstruction (PR): type 1 (without PR), type 2 (partial PR), and type 3 (complete PR).

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Purpose: The aim of the study was to investigate the underlying cause of long-term complications in patients requiring at least one revision surgery of a continent ileostomy (CI) and to analyze functional outcome.

Methods: Only patients with CI at least one revision were included in the retrospective data analysis. Four different classes of complications (Cl A-D) were defined: Cl A = Nipple valve (NV), Cl B = pouch, Cl C = outlet (stoma), and Cl D = afferent loop (AL).

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Background: Continent ileostomy (CI) aims to provide control of gas and faecal evacuation; however, it is rarely performed. This paper reports on outcomes of CI in a large single-surgeon series.

Methods: All consecutive patients who underwent CI between 1986 and 2015 were reviewed.

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Based on practical experience, a systematic approach to conversion of ileal J-pouches into continent ileostomies is developed by defining three types of conversion surgery, each with two subtypes. Type 1 refers to conversion without pouch reconstruction, type 2 to partial pouch reconstruction, and type 3 to complete pouch reconstruction. The subdivisions (a and b) take into account whether the afferent loop of the former pelvic pouch (a) or a higher ileal/jejunal segment of the small intestine (b) is used in conversion and/or reconstruction.

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The first measurement of longitudinal decorrelations of harmonic flow amplitudes v_{n} for n=2-4 in Xe+Xe collisions at sqrt[s_{NN}]=5.44  TeV is obtained using 3  μb^{-1} of data with the ATLAS detector at the LHC. The decorrelation signal for v_{3} and v_{4} is found to be nearly independent of collision centrality and transverse momentum (p_{T}) requirements on final-state particles, but for v_{2} a strong centrality and p_{T} dependence is seen.

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Article Synopsis
  • The research conducted uses data from LHC Run 2, specifically analyzing proton-proton collisions at a high energy of 13 TeV to search for heavy neutral Higgs bosons using the ATLAS detector.
  • The focus is on the τ^{+}τ^{-} decay channel over a mass range of 0.2-2.5 TeV, and results show that the observed data aligns well with the expected background from the standard model.
  • In the context of the minimal supersymmetric standard model, certain values of tanβ are excluded at a 95% confidence level for Higgs boson masses of 1.0 and 1.5 TeV, indicating restricted parameter space for this theoretical model.
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Introduction Children with anxiety disorders have been suggested to possess deficits in verbal fluency, shifting and attention, with inconsistent results regarding working memory and its subcomponents. This study extends previous findings by analyzing the performance of children with anxiety disorders in a wide range of neuropsychological functions. Methods We evaluated 54 children with a primary diagnosis of an anxiety disorder according to diagnostic criteria from the Diagnostic and Statistical Manual of Mental Disorders, 5th edition (DSM-5) using subtests of a neuropsychological battery.

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The prevalence of hadronic jets at the LHC requires that a deep understanding of jet formation and structure is achieved in order to reach the highest levels of experimental and theoretical precision. There have been many measurements of jet substructure at the LHC and previous colliders, but the targeted observables mix physical effects from various origins. Based on a recent proposal to factorize physical effects, this Letter presents a double-differential cross-section measurement of the Lund jet plane using 139  fb^{-1} of sqrt[s]=13  TeV proton-proton collision data collected with the ATLAS detector using jets with transverse momentum above 675 GeV.

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The elliptic flow of muons from the decay of charm and bottom hadrons is measured in pp collisions at sqrt[s]=13  TeV using a data sample with an integrated luminosity of 150  pb^{-1} recorded by the ATLAS detector at the LHC. The muons from heavy-flavor decay are separated from light-hadron decay muons using momentum imbalance between the tracking and muon spectrometers. The heavy-flavor decay muons are further separated into those from charm decay and those from bottom decay using the distance-of-closest-approach to the collision vertex.

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A search for magnetic monopoles and high-electric-charge objects is presented using 34.4  fb^{-1} of 13 TeV pp collision data collected by the ATLAS detector at the LHC during 2015 and 2016. The considered signature is based upon high ionization in the transition radiation tracker of the inner detector associated with a pencil-shape energy deposit in the electromagnetic calorimeter.

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This Letter presents the observation and measurement of electroweak production of a same-sign W boson pair in association with two jets using 36.1  fb^{-1} of proton-proton collision data recorded at a center-of-mass energy of sqrt[s]=13  TeV by the ATLAS detector at the Large Hadron Collider. The analysis is performed in the detector fiducial phase-space region, defined by the presence of two same-sign leptons, electron or muon, and at least two jets with a large invariant mass and rapidity difference.

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This Letter describes the observation of the light-by-light scattering process, γγ→γγ, in Pb+Pb collisions at sqrt[s_{NN}]=5.02  TeV. The analysis is conducted using a data sample corresponding to an integrated luminosity of 1.

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Charged-particle fragmentation functions for jets azimuthally balanced by a high-transverse-momentum, prompt, isolated photon are measured in 25  pb^{-1} of pp and 0.49  nb^{-1} of Pb+Pb collision data at 5.02 TeV per nucleon pair recorded with the ATLAS detector at the Large Hadron Collider.

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Dark matter particles, if sufficiently light, may be produced in decays of the Higgs boson. This Letter presents a statistical combination of searches for H→invisible decays where H is produced according to the standard model via vector boson fusion, Z(ℓℓ)H, and W/Z(had)H, all performed with the ATLAS detector using 36.1  fb^{-1} of pp collisions at a center-of-mass energy of sqrt[s]=13  TeV at the LHC.

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This Letter presents a search for the production of a long-lived neutral particle (Z_{d}) decaying within the ATLAS hadronic calorimeter, in association with a standard model (SM) Z boson produced via an intermediate scalar boson, where Z→ℓ^{+}ℓ^{-} (ℓ=e, μ). The data used were collected by the ATLAS detector during 2015 and 2016 pp collisions with a center-of-mass energy of sqrt[s]=13  TeV at the Large Hadron Collider and correspond to an integrated luminosity of 36.1±0.

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A search for doubly charged scalar bosons decaying into boson pairs is presented. It uses a data sample from proton-proton collisions corresponding to an integrated luminosity of 36.1 fb collected by the ATLAS detector at the LHC at a centre-of-mass energy of 13 TeV in 2015 and 2016.

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A combination of the searches for pair-produced vectorlike partners of the top and bottom quarks in various decay channels (T→Zt/Wb/Ht, B→Zb/Wt/Hb) is performed using 36.1  fb^{-1} of pp collision data at sqrt[s]=13  TeV with the ATLAS detector at the Large Hadron Collider. The observed data are found to be in good agreement with the standard model background prediction in all individual searches.

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