211 research outputs found

    Učinci liječenja fenetil esterom kavene kiseline na reumatološke pokazatelje i metabolizam željeza u štakorica s izazvanom šećernom bolešću.

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    Diabetology and rheumatology have much in common, including many biochemical features. Diabetic cases suffer excessively from common musculoskeletal conditions. The present study aimed to explore the association between the caffeic acid phenethyl ester (CAPE) treatment and the standard parameters of diabetic and rheumatologic controls. Serum anti-streptolysin-O (ASO), C-reactive protein (CRP), rheumatoid factor (RF) titers and glucose (GLU), cholesterol (CHOL), triglyceride (TG), high density lipoprotein (HDL), very low density lipoprotein (VLDL), alkaline phosphatase (ALP), gamma-glutamyl transferase (GGT), sodium (Na), potassium (K), chloride (Cl), calcium (Ca), phosphorus (P), uric acid (UA), iron (Fe), iron-binding capacity (IBC), total iron-binding capacity (TIBC) and superoxide dismutase (SOD) levels were measured in 22 female Wistar-Albino rats. The animals were divided into three groups: group 1: non-diabetic rats as control; group 2: streptozotocin (STZ)-induced, untreated diabetic rats; and group 3: STZ-induced, CAPE-treated diabetic rats. Levels of GLU were increased in group 2. ASO values were decreased in group 3. TG and VLDL levels were increased in group 3 compared with the group 1. Higher UA levels were detected in group 3 compared with group 2. The levels of Fe and TIBC were decreased in group 3. The results of the present study indicate the reducing effect of CAPE on the serum levels of diabetic and rheumatologic parameters in diabetic rats.Dijabetologija i reumatologija imaju mnoge sličnosti, uključujući biokemijske procese. Oboljeli od dijabetesa pate od teških stanja mišićno-koštanog sustava. U ovom radu istražena je povezanost između liječenja fenetil esterom kavene kiseline i standardnih pokazatelja koji se kontroliraju pri dijabetičnim i reumatoidnim bolestima. Kod 22 Wistar-Albino štakorice mjereni su: serumski anti-streptolizin-O (ASO), C-reaktivni protein (CRP), titar reumatoidnog faktora (RF), zatim razina glukoze (GLU), kolesterola (CHOL), triglicerida (TG), lipoproteina visoke gustoće (HDL), lipoproteina vrlo niske gustoće (VLDL), alkalne fosfataze (ALP), gamaglutamil transferaze (GGT), natrija (Na), kalija (K), klorida (Cl), kalcija (Ca), fosfora (P), mokraćne kiseline (UA), željeza (Fe), kapaciteta vezanja željeza (IBC), ukupnog kapaciteta vezanja željeza (TIBC) i superoksid dismutaze (SOD). Životinje su bile podijeljene u tri skupine: 1. štakorice bez dijabetesa (kontrolna skupina), 2. neliječene štakorice s dijabetesom izazvanim streptozotocinom (STZ) i 3. štakorice sa streptozotocin (STZ) - izazvanim dijabetesom liječenim fenetil esterom kavene kiseline. Razine GLU bile su povećane u skupini 2. ASO vrijednosti bile su snižene u skupini 3. Razine TG i VLDL bile su povišene u skupini 3 u usporedbi s razinama u skupini 1. Više razine UA utvrđene su u skupini 3 u usporedbi sa skupinom 2. Razine Fe i TIBC bile su snižene u skupini 3. Rezultati pokazuju reducirajuće učinke fenetil estera kavene kiseline na razinu dijabetičnih i reumatoloških pokazatelja u serumu štakorica sa šećernom bolešću izazvanom streptozotocinom

    Boosting Object Recognition in Point Clouds by Saliency Detection

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    Object recognition in 3D point clouds is a challenging task, mainly when time is an important factor to deal with, such as in industrial applications. Local descriptors are an amenable choice whenever the 6 DoF pose of recognized objects should also be estimated. However, the pipeline for this kind of descriptors is highly time-consuming. In this work, we propose an update to the traditional pipeline, by adding a preliminary filtering stage referred to as saliency boost. We perform tests on a standard object recognition benchmark by considering four keypoint detectors and four local descriptors, in order to compare time and recognition performance between the traditional pipeline and the boosted one. Results on time show that the boosted pipeline could turn out up to 5 times faster, with the recognition rate improving in most of the cases and exhibiting only a slight decrease in the others. These results suggest that the boosted pipeline can speed-up processing time substantially with limited impacts or even benefits in recognition accuracy.Comment: International Conference on Image Analysis and Processing (ICIAP) 201

    The effect of supersymmetric CP phases on Chargino-Pair Production via Drell-Yan Process at the LHC

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    We compute the rates for pp annihilation into chargino-pairs via Drell-Yan process taking into account the effects of supersymmetric soft phases, at proton-proton collider. In particular, the phase of the mu parameter gains direct accessibility via the production of dissimilar charginos. The phases of the trilinear soft masses do not have a significant effect on the cross sections.Comment: 24 pages, 7 figure

    Levels of selected minerals, nitric oxide, and vitamins in aborted Sakis sheep raised under semitropical conditions

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    The serum levels of calcium, phosphorus, magnesium, copper, zinc and iron and of nitric oxide, retinol, and β-carotene were determined in Sakiz ewes that had experienced an abortion and in healthy controls. Ten healthy and 25 aborted Sakiz sheep were selected from Afyon zone in western Turkey. Their ages ranged between 2 and 4 years weighing between 40 and 60 kg at the time of experiment. All of the abortions occurred in October. The concentrations of retinol, β-carotene, phosphorus, and zinc were significantly lower and those of calcium and nitric oxide were increased in aborted ewes relative to healthy controls. The serum levels of iron, copper, and magnesium were not significantly different among the two groups. In conclusion, abortion is an important problem in commercially important species of ruminants in many regions in the tropics including of western Turkey. Deficiencies of retinol, β-carotene, phosphorus and zinc, and the increase of calcium and nitric oxide concentration may play an important role in the etiology of abortion in ewes. Prophylactic measures such as vitamin and mineral supplementation may be of help to prevent or reduce the incidence of abortion in sheep

    SARS-CoV-2-related MIS-C: a key to the viral and genetic causes of Kawasaki disease?

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    Performance evaluation of building detection and digital surface model extraction algorithms: Outcomes of the PRRS 2008 algorithm performance contest

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    This paper presents the initial results of the Algorithm Performance Contest that was organized as part of the 5th IAPRWorkshop on Pattern Recognition in Remote Sensing (PRRS 2008). The focus of the 2008 contest was automatic building detection and digital surface model (DSM) extraction. A QuickBird data set with manual ground truth was used for building detection evaluation, and a stereo Ikonos data set with a highly accurate reference DSM was used for DSM extraction evaluation. Nine submissions were received for the building detection task, and three submissions were received for the DSM extraction task. We provide an overview of the data sets, the summaries of the methods used for the submissions, the details of the evaluation criteria, and the results of the initial evaluation. © 2008 IEEE

    Conspiracy theory as spatial practice: the case of the Sivas arson attack, Turkey

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    This article discusses the relationship between conspiratorial thinking and physical space by focusing on the ways conspiracy theories regarding political violence shape and are shaped by the environments in which it is commemorated. Conspiratorial thinking features space as a significant element, but is taken to do so mainly figuratively. In blaming external powers and foreign actors for social ills, conspiracy theorists employ the spatial metaphor of inside versus outside. In perceiving discourses of transparency as the concealment rather than revelation of mechanisms of governance, conspiracy theorists engage the trope of a façade separating the space of power’s formulations from that of its operations. Studying the case of an arson attack dating from 1990s Turkey and its recent commemorations, this article argues that space mediates conspiracy theory not just figuratively but also physically and as such serves to catalyze two of its deadliest characteristics: anonymity and non-linear causality. Attending to this mediation requires a shift of focus from what conspiracy theory is to what it does as a spatial practice

    The exchangeability of shape

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    <p>Abstract</p> <p>Background</p> <p>Landmark based geometric morphometrics (GM) allows the quantitative comparison of organismal shapes. When applied to systematics, it is able to score shape changes which often are undetectable by traditional morphological studies and even by classical morphometric approaches. It has thus become a fast and low cost candidate to identify cryptic species. Due to inherent mathematical properties, shape variables derived from one set of coordinates cannot be compared with shape variables derived from another set. Raw coordinates which produce these shape variables could be used for data exchange, however they contain measurement error. The latter may represent a significant obstacle when the objective is to distinguish very similar species.</p> <p>Results</p> <p>We show here that a single user derived dataset produces much less classification error than a multiple one. The question then becomes how to circumvent the lack of exchangeability of shape variables while preserving a single user dataset. A solution to this question could lead to the creation of a relatively fast and inexpensive systematic tool adapted for the recognition of cryptic species.</p> <p>Conclusions</p> <p>To preserve both exchangeability of shape and a single user derived dataset, our suggestion is to create a free access bank of reference images from which one can produce raw coordinates and use them for comparison with external specimens. Thus, we propose an alternative geometric descriptive system that separates 2-D data gathering and analyzes.</p
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