254 results match your criteria: "University of Messina: Universita degli Studi di Messina[Affiliation]"

This article includes a unique data set of a balanced daily (Monday, Tuesday and Wednesday) for oil and natural gas volatility and the oil rich economies' stock markets for Saudi Arabia, Qatar, Kuwait, Abu Dhabi, Dubai, Bahrain and Oman, using daily data over the period spanning Oct. 18, 2006-July 30, 2015. Additionally, we have included unique GAUSS codes for estimating the spillover asymmetric multiplicative error model (SAMEM) with application to Petroleum-Based Stock Market.

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New 4-{[5-arylidene-2-(4-fluorophenylimino)-4-oxothiazolidin-3-yl]methyl}benzoic acids (5) and 2-thioxo-4-thiazolidinone analogues (6) were synthesised as a part of a continuing search for new inhibitors of protein tyrosine phosphatase 1B (PTP1B), an enzyme which is implicated in metabolic disorders and inflammatory signaling. Most of the tested compounds were shown to be potent PTP1B inhibitors. Moreover, their inhibition mechanism was markedly influenced by the substituents in the positions 2 and 5, as kinetic studies indicated.

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Afoxolaner (AFX) plus milbemycin oxime (MO) combination chewable tablets (NexGard Spectra®, Merial) were evaluated for safety and efficacy against naturally acquired nematode infections in domestic dogs in a multi-centre, positive control, blinded field study using a randomized block design based on the order of presentation for allocation. In total, 408 dogs confirmed positive for naturally acquired infections of intestinal nematodes by pre-treatment faecal examination were studied in ten countries in Europe (Albania, Austria, Bulgaria, France, Germany, Hungary, Italy, Lithuania, Romania and Slovakia). Pre-treatment faecal examination revealed Toxocara, Toxascaris, hookworm, Trichuris and/or Capillaria nematode infections in 134, 30, 223, 155 and 14 dogs, respectively.

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The genetic basis of undiagnosed muscular dystrophies and myopathies: Results from 504 patients.

Neurology

July 2016

From the Dipartimento di Biochimica Biofisica e Patologia Generale (M.S., G.D.F., A. Torella, A.G., T.G., F.D.V.B., G.E., G.P., V.N.), Seconda Università di Napoli; Telethon Institute of Genetics and Medicine (M.S., G.D.F., A. Torella, M. Mutarelli, V.S.M., A.G., T.G., G.E., V.N.), Pozzuoli; U.O.C. Neurologia Pediatrica e Malattie Muscolari (C.F., C.M., C.B.), IRCCS Istituto Giannina Gaslini, Genova; Centro Dino Ferrari, Dipartimento di Fisiopatologia Medico-Chirurgica e dei Trapianti (F.M., D.R., G.P.C.), and Neuromuscular and Rare Disease Unit, Dipartimento di Neuroscienze (M. Moggio), Università degli Studi di Milano, Fondazione IRCCS Ca' Granda, Ospedale Maggiore Policlinico, Milan; Dipartimento di Neuroscienze (M. Fanin, E.P.), Università di Padova; Dipartimento di Neuroscienze e Scienze Riproduttive ed Odontostomatologiche (L.R., L.S.), Università degli Studi di Napoli "Federico II," Napoli; Dipartimento di Medicina Clinica e Sperimentale (G.R., G.S.), Università degli Studi di Pisa; Medicina Molecolare (G.A., F.M.S.), IRCCS Fondazione Stella Maris, Pisa; Dipartimento di Medicina Sperimentale (L. Passamano, P.D., R.P., L. Politano) and Dipartimento di Scienze Mediche, Chirurgiche, Neurologiche, Metaboliche, e dell'Invecchiamento (O.F., S.S., G.D.I.), Seconda Università di Napoli; Dipartimento di Neuroscienze (A.R., M. Mora, L.M.), Istituto Besta, Milano; Don Carlo Gnocchi ONLUS Foundation (G.T.), Milano; Dipartimento di Neuroscienze (A.D., E.B.), IRCCS Ospedale Pediatrico Bambino Gesù, Roma, Italy; Center for Medical Genetics (S.J., K.C.) and Department of Neurology (J.D.B.), Ghent University Hospital, Belgium; Dipartimento di Neuroscienze (O.M., C.R., S.M., A. Toscano), Università degli Studi di Messina, Italy; Folkhälsan Institute of Genetics (A.E., P.H., B.U.), University of Helsinki, Finland; Section for Neuromuscular Diseases and Neuropathies (M. Filosto), Unit of Clinical Neurology, University Hospital 'Spedali Civili,' Brescia, Italy; Neuromusc

Objective: To apply next-generation sequencing (NGS) for the investigation of the genetic basis of undiagnosed muscular dystrophies and myopathies in a very large cohort of patients.

Methods: We applied an NGS-based platform named MotorPlex to our diagnostic workflow to test muscle disease genes with a high sensitivity and specificity for small DNA variants. We analyzed 504 undiagnosed patients mostly referred as being affected by limb-girdle muscular dystrophy or congenital myopathy.

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Red fox (Vulpes vulpes) as a potential reservoir host of cardiorespiratory parasites in Bosnia and Herzegovina.

Vet Parasitol

June 2016

Department of Pathobiology, Institut of Parasitology, Universiy of Veterinary Medicine Vienna, Veterinaerplatz 1, 1210 Vienna, Austria. Electronic address:

Red fox (Vulpes vulpes) is considered as reservoir of different cardiorespiratory parasites of veterinary and medical importance. Since data on cardiorespiratory parasites in foxes in Bosnia and Herzegovina are still lacking, the aims of the present study were to (i) investigate the prevalence and geographical distribution of these parasites, (ii) determine genetic diversity of detected parasite species, and (iii) to estimate the role of foxes in the transmission cycle to companion animals and humans. Four species, morphologically and molecularly identified as Eucoleus boehmi (64.

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Abnormalities in thyroid function are common endocrine disorders that affect 5-10 % of the general population, with hypothyroidism occurring more frequently than hyperthyroidism. Clinical symptoms and signs are often nonspecific, particularly in hypothyroidism. Muscular symptoms (stiffness, myalgias, cramps, easy fatigability) are mentioned by the majority of patients with frank hypothyroidism.

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Human chronotypes (differences in preference for early or late rising each day) have been extensively studied in recent years, but no attempt has been made to compare human chronotypes with the chronotypes of other animal species. We evaluated behavioral chronotypes in 16 mammalian species along a body size gradient of five orders of magnitude (from mice to cattle). Individuals of all species were studied under a 12L:12D photoperiod in a thermoneutral environment with food and water available at all times.

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Highlights from Faraday Discussion 185: Supramolecular Photochemistry, Cambridge, 2015.

Chem Commun (Camb)

March 2016

Dip. Scienze Chimiche, Biologiche, Farmaceutiche ed Ambientali, Università degli Studi di Messina, V.le F. Stagno d'Alcontres, 31, I-98166 Messina, Italy.

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Patent foramen ovale (PFO) is a slit or tunnel-like communication in the atrial septum occurring in approximately 25% of the population. A wide number of pathological conditions have been linked to its presence, most notably, cryptogenic stroke (CS) and migraine. However, in the setting of a neurological event, it is not often clear whether the PFO is pathogenically related to the index event or an incidental finding.

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Species determination is crucial in biodiversity research. In tintinnids, identification is based almost exclusively on the lorica, despite its frequent intraspecific variability and interspecific similarity. We suggest updated procedures for identification and, depending on the aim of the study, further steps to obtain morphological, molecular, and ecological data.

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The effects of hexanol and octanol on the lateral mobility of 1,2-dimyristoyl-sn-glycero-3-phosphatidylcholine (DMPC) bilayer are investigated by means of pulsed-gradient stimulated-echo NMR spectroscopy. Three distinct diffusions are identified for the DMPC/alcohol systems. They are ascribed to the water, the alcohol, and the lipid.

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In this study, Boltzmann inversion is applied in conjunction with molecular dynamics simulations to derive inter-molecular potential for protein lysozyme in aqueous solution directly from experimental static structure factor. The potential has a soft repulsion at short distances and an attraction well at intermediate distances that give rise to the liquid-liquid phase separation. Moreover, Gibbs ensemble Monte Carlo simulations demonstrate that a non-spherical description of lysozyme is better suited to correctly reproduce the experimentally observed properties of such a phase separation.

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Objective: To describe seven cases of gastrointestinal tract (GIT) obstructions and to report a skewed review of the literature.

Methods: We performed a search of our permanent perinatal database about cases with prenatal ultrasound and MRI diagnosis of gastrointestinal tract obstructions between 2006 and 2013. All cases were followed until hospital discharge and pre-natal diagnosis were confirmed by fetal MRI, postnatal imaging and/or intra-operative findings.

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Multimodality Imaging in Cardiooncology.

J Oncol

August 2015

Aurora Cardiovascular Services, Aurora Sinai/Aurora St. Luke's Medical Centers, University of Wisconsin School of Medicine and Public Health, 2801 W. Kinnickinnic River Parkway, No. 840, Milwaukee, WI 53215, USA.

Cardiotoxicity represents a rising problem influencing prognosis and quality of life of chemotherapy-treated patients. Anthracyclines and trastuzumab are the drugs most commonly associated with development of a cardiotoxic effect. Heart failure, myocardial ischemia, hypertension, myocarditis, and thrombosis are typical manifestation of cardiotoxicity by chemotherapeutic agents.

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Synthesis of C3/C1-Substituted Tetrahydroisoquinolines.

Molecules

August 2015

Dipartimento di Scienze Chimiche, Università di Messina, Viale Ferdinando Stagno D'Alcontres 31, 98166 Messina, Italy.

Article Synopsis
  • The natural alkaloid N-methylisosalsoline, extracted from Hammada scoparia leaves, shows promising activity against the human 20S proteasome, indicating its potential as a basis for new anticancer drugs.
  • A new series of isosalsoline-type alkaloids were synthesized, featuring variations at specific positions, achieved through a method called Bischler-Napieralski cyclization.
  • The process included an innovative double reduction of nitroalkene to create the necessary substrate for building complex tetrahydroisoquinoline structures.
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The present study proposed to evaluate whether analysis of cardiac mechanics through speckle-tracking imaging is useful for risk stratification in asymptomatic patients with chronic primary mitral regurgitation (MR). We prospectively enrolled 67 patients (mean age 57 ± 18 years) and followed them over time. MR was mild in 20 patients (30%), moderate in 24 (36%), and severe in 23 (34%).

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Biodegradation of crude oil by individual bacterial strains and a mixed bacterial consortium.

Braz J Microbiol

June 2015

Institute for Coastal Marine Environment, National Counsel of Research, Messina, Italy, Institute for Coastal Marine Environment, National Counsel of Research, Messina, Italy.

Three bacterial isolates identified as Alcanivorax borkumensis SK2, Rhodococcus erythropolis HS4 and Pseudomonas stutzeri SDM, based on 16S rRNA gene sequences, were isolated from crude oil enrichments of natural seawater. Single strains and four bacterial consortia designed by mixing the single bacterial cultures respectively in the following ratios: (Alcanivorax: Pseudomonas, 1:1), (Alcanivorax: Rhodococcus, 1:1), (Pseudomonas: Rhodococcus, 1:1), and (Alcanivorax: Pseudomonas: Rhodococcus, 1:1:1), were analyzed in order to evaluate their oil degrading capability. All experiments were carried out in microcosms systems containing seawater (with and without addition of inorganic nutrients) and crude oil (unique carbon source).

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Over the last few decades, ecological factors, combined with everchanging landscapes mainly linked to human activities (e.g. encroachment and tourism) have contributed to modifications in the transmission of parasitic diseases from domestic to wildlife carnivores and vice versa.

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Structure and thermodynamics of core-softened models for alcohols.

J Chem Phys

June 2015

Department of Chemistry and Chemical Technology, Chair of Physical Chemistry, University of Ljubljana, Večna pot 113, SI-1000 Ljubljana, Slovenia.

The phase behavior and the fluid structure of coarse-grain models for alcohols are studied by means of reference interaction site model (RISM) theory and Monte Carlo simulations. Specifically, we model ethanol and 1-propanol as linear rigid chains constituted by three (trimers) and four (tetramers) partially fused spheres, respectively. Thermodynamic properties of these models are examined in the RISM context, by employing closed formulæ for the calculation of free energy and pressure.

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Aim: We aimed to evaluate the usefulness of left atrial (LA) mechanics and stiffness over global left ventricular (LV) longitudinal strain (GLS) for risk stratification in severe aortic stenosis (AS).

Methods: From a cohort of 89 prospective asymptomatic patients with severe AS and normal LV ejection fraction, 82 (32 men, mean age 73±10 years) truly asymptomatic patients, scheduled after a negative exercise echocardiogram, were enrolled. Forty age- and gender-matched prospective, asymptomatic subjects served as controls.

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Over the last few decades, the world has witnessed radical changes in climate, landscape, and ecosystems. These events, together with other factors such as increasing illegal wildlife trade and changing human behaviour towards wildlife, are resulting into thinning boundaries between wild canids and felids and their domestic counterparts. As a consequence, the epidemiology of diseases caused by a number of infectious agents is undergoing profound readjustements, as pathogens adapt to new hosts and environments.

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The copper(II) complex of 1,2,4-triazine derivatives, [Cu(dppt)2(H2O)](PF6)2(dppt is 5,6-diphenyl-3-(2-pyridyl)-1,2,4-triazine), has been synthesized and fully characterized by spectroscopic methods and single crystal X-ray diffraction. The in vitro DNA-binding studies of the complex have been investigated by several methods. The results showed that the complex intercalates into the base pairs of DNA.

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Male infertility is a multifactorial disorder that affects a significant percentage of couples. Its etiology and pathogenesis remain elusive in about one-third of the cases; this is referred to as idiopathic infertility. Inositols mediate the sperm processes involved into oocyte fertilization, such as penetration of the ovum cumulus oophorus, binding with the zona pellucida and the acrosome reaction.

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