512 research outputs found

    Introduction: Dissident Lives, Queer texts, Political Is.

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    Introduction to Issue 1

    Transparence et opacité autobiographiques dans deux récits de souvenirs d’enfance catholique : Memories of a Catholic Girlhood de Mary McCarthy (1957) et Little Wilson and Big God d’Anthony Burgess (1987)

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    La transparence autobiographique (confessions chrétiennes augustiniennes ou projet rousseauiste de se montrer sans masque) est désignée comme un idéal illusoire ou un « piège » (P. Forest) par les théoriciens du genre. « Gorgés d’intertextualité » (P. Lejeune), médiatisés par des paradigmes mytho-culturels, les récits autobiographiques modernes sont placés sous le signe des mystifications de la mémoire et d’une construction identitaire dans et par le texte. Cet article compare les stratégies d’écriture à l’œuvre dans deux récits de souvenirs d’enfance et d’adolescence, Memories of a Catholic Girlhood (1957) de Mary McCarthy et Little Wilson and Big God (1987) d’Anthony Burgess. Le noyau thématique commun aux deux récits, la condition d’orphelin, l’éducation catholique et l’apostasie, jette le trouble sur leur visée autobiographique. La pénurie ou l’ambiguïté des traces (notamment des photographies) et les témoignages contradictoires brouillent le pacte de vérité référentielle en créant un vide comblé par les mythes et la fiction, tandis que les motifs de la confession et de l’examen de conscience, omniprésents dans les deux œuvres, mais détournés, subvertis et inversés, mettent en abyme l’acte autobiographique lui-même : chez Burgess comme chez McCarthy, la purification spirituelle et la connaissance de soi viennent buter contre la circularité (inter)textuelle et les apories interprétatives – c’est-à-dire contre l’opacité du signifiant textuel.Autobiographical transparency (Augustine’s Christian confessions or Rousseau’s pledge to truthfully reveal himself) has been challenged as a delusion or a “trap” (P. Forest) in recent theories of the genre. “Saturated with intertextuality” (P. Lejeune) and mediated through mytho-cultural paradigms, modern autobiographical narratives bear the hallmark of a mystifying memory and an identity constructed only in and through the text. This article compares the writing strategies in two memoirs of childhood and adolescence, Mary McCarthy’s Memories of a Catholic Girlhood (1957) and Anthony Burgess’s Little Wilson and Big God (1987). The thematic core common to the two narratives – orphanhood, a Catholic education and apostasy – blurs and hinders their autobiographical intention. Indeed the lack of factual records, the ambiguous quality of photographic evidence and the contradictory testimonies undermine the truth commitment of the “autobiographical pact”, as the epistemic gaps they leave have to be filled by myth and fiction; besides, the ubiquitous diegetic motifs of confession and examination of conscience are twisted, subverted and turned upside down, thus redoubling the limits and dead-ends of autobiographical writing itself: in both works spiritual purification and self-knowledge are confronted with intertextual circularity and interpretative aporias, i.e. with the opacity of the textual signifier

    Transcranial direct current stimulation for memory enhancement: from clinical research to animal models

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    There is a growing demand for new brain-enhancing technologies to improve mental performance, both for patients with cognitive disorders and for healthy individuals. Transcranial direct current stimulation (tDCS) is a non-invasive, painless, and easy to use neuromodulatory technique that can improve performance on a variety of cognitive tasks in humans despite its exact mode of action remains unclear. We have conducted a mini-review of the literature to first briefly summarize the growing amount of data from clinical trials assessing the efficacy of tDCS, focusing exclusively on learning and memory performances in healthy human subjects and in patients with depression, schizophrenia, and other neurological disorders. We then discuss these findings in the context of the strikingly few studies resulting from animal research. Finally, we highlight future directions and limitations in this field and emphasize the need to develop translational studies to better understand how tDCS improves memory, a necessary condition before it can be used as a therapeutic tool

    SY38-2IMPULSIVITY, MOTIVATIONS AND ADDICTION TO ONLINE GAMES

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    Introduction. Problematic engagement in online video gaming has been considered recently in the appendix of the DSM-5. Underpinning psychological factors are yet to be clarified, mostly in adult populations. We present data from two studies investigating links between motives to play and impulsivity in one hand and excessive gaming in another hand. Methods. Online studies have been conducted on adult gamers in France (n = 516) and Switzerland (n = 1057). Problematic engagement has been assessed in France by DSM-IV-TR adapted substance dependence criteria (DAS) and by IAT in Switzerland. Motivations have been investigated using Yee's model. Impulsivity has been evaluated using respectively BIS-10 and UPPS-P. The French sample has been compared to heroin users and to healthy controls regarding impulsivity. In the Swiss study, cluster analysis has been conducted to identify subgroups of players regarding their engagement in-game, their motivations to play and their impulsivity. Results. DAS has been found to be predicted by BIS high scores as well as by competition and advancement. Problematic gamers presented higher levels of impulsivity than controls but less than heroin dependents. Three of five clusters were identified to be problematic and linked to high levels of impulsivity, achievement and escapism. Conclusion. Achievement motives to play and high impulsivity have been linked to problematic engagement in online videogames in two different samples evaluated by two different methods. Addiction to online gaming showed a difference in impulsivity traits with substance dependence and healthy controls and subgroups of problem gamers has been characterized. These data could help to design tailored treatments for excessive online gamer

    Massively multiplayer online role-playing games: comparing characteristics of addict vs non-addict online recruited gamers in a French adult population

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    <p>Abstract</p> <p>Background</p> <p>Massively Multiplayer Online Role-Playing Games (MMORPGs) are a very popular and enjoyable leisure activity, and there is a lack of international validated instruments to assess excessive gaming. With the growing number of gamers worldwide, adverse effects (isolation, hospitalizations, excessive use, etc.) are observed in a minority of gamers, which is a concern for society and for the scientific community. In the present study, we focused on screening gamers at potential risk of MMORPG addiction.</p> <p>Methods</p> <p>In this exploratory study, we focused on characteristics, online habits and problematic overuse in adult MMORPG gamers. In addition to socio-demographical data and gamer behavioral patterns, 3 different instruments for screening addiction were used in French MMORPG gamers recruited online over 10 consecutive months: the substance dependence criteria for the Diagnostic and Statistical Manual of Mental Disorder, fourth revised edition (DSM-IV-TR) that has been adapted for MMORPG (DAS), the qualitative Goldberg Internet Addiction Disorder scale (GIAD) and the quantitative Orman Internet Stress Scale (ISS). For all scales, a score above a specific threshold defined positivity.</p> <p>Results</p> <p>The 448 participating adult gamers were mainly young adult university graduates living alone in urban areas. Participants showed high rates of both Internet addiction (44.2% for GIAD, 32.6% for ISS) and DAS positivity (27.5%). Compared to the DAS negative group, DAS positive gamers reported significantly higher rates of tolerance phenomenon (increased amount of time in online gaming to obtain the desired effect) and declared significantly more social, financial (OR: 4.85), marital (OR: 4.61), family (OR: 4.69) and/or professional difficulties (OR: 4.42) since they started online gaming. Furthermore, these gamers self-reported significantly higher rates (3 times more) of irritability, daytime sleepiness, sleep deprivation due to play, low mood and emotional changes since online gaming onset.</p> <p>Conclusions</p> <p>The DAS appeared to be a good first-line instrument to screen MMORPG addiction in online gamers. This study found high MMORPG addiction rates, and self-reported adverse symptoms in important aspects of life, including mood and sleep. This confirms the need to set up relevant prevention programs against online game overuse.</p

    Dataset of characteristic remanent magnetization and magnetic properties of early Pliocene sediments from IODP Site U1467 (Maldives platform)

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    This data article describes data of magnetic stratigraphy and anisotropy of isothermal remanent magnetization (AIRM) from "Magnetic properties of early Pliocene sediments from IODP Site U1467 (Maldives platform) reveal changes in the monsoon system" [1]. Acquisition of isothermal magnetization on pilot samples and anisotropy of isothermal remanent magnetization are reported as raw data; magnetostratigraphic data are reported as characteristic magnetization (ChRM).info:eu-repo/semantics/publishedVersio

    Exploring venlafaxine pharmacokinetic variability with a phenotyping approach, a multicentric french-swiss study (MARVEL study).

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    It is well known that the standard doses of a given drug may not have equivalent effects in all patients. To date, the management of depression remains mainly empirical and often poorly evaluated. The development of a personalized medicine in psychiatry may reduce treatment failure, intolerance or resistance, and hence the burden and costs of mood depressive disorders. The Geneva Cocktail Phenotypic approach presents several advantages including the "in vivo" measure of different cytochromes and transporter P-gp activities, their simultaneous determination in a single test, avoiding the influence of variability over time on phenotyping results, the administration of low dose substrates, a limited sampling strategy with an analytical method developed on DBS analysis. The goal of this project is to explore the relationship between the activity of drug-metabolizing enzymes (DME), assessed by a phenotypic approach, and the concentrations of Venlafaxine (VLX) + O-demethyl-venlafaxine (ODV), the efficacy and tolerance of VLX. This study is a multicentre prospective non-randomized open trial. Eligible patients present a major depressive episode, MADRS over or equal to 20, treatment with VLX regardless of the dose during at least 4 weeks. The Phenotype Visit includes VLX and ODV concentration measurement. Following the oral absorption of low doses of omeprazole, midazolam, dextromethorphan, and fexofenadine, drug metabolizing enzymes activity is assessed by specific metabolite/probe concentration ratios from a sample taken 2 h after cocktail administration for CYP2C19, CYP3A4, CYP2D6; and by the determination of the limited area under the curve from the capillary blood samples taken 2-3 and 6 h after cocktail administration for CYP2C19 and P-gp. Two follow-up visits will take place between 25 and 40 days and 50-70 days after inclusion. They include assessment of efficacy, tolerance and observance. Eleven french centres are involved in recruitment, expected to be completed within approximately 2 years with 205 patients. Metabolic ratios are determined in Geneva, Switzerland. By showing an association between drug metabolism and VLX concentrations, efficacy and tolerance, there is a hope that testing drug metabolism pathways with a phenotypical approach would help physicians in selecting and dosing antidepressants. The MARVEL study will provide an important contribution to increasing the knowledge of VLX variability and in optimizing the use of methods of personalized therapy in psychiatric settings. ClinicalTrials.gov NCT02590185 (10/27/2015). This study is currently recruiting participants

    The abrupt onset of the modern South Asian Monsoon winds

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    The South Asian Monson (SAM) is one of the most intense climatic elements yet its initiation and variations are not well established. Dating the deposits of SAM wind-driven currents in IODP cores from the Maldives yields an age of 12. 9 Ma indicating an abrupt SAM onset, over a short period of 300 kyrs. This coincided with the Indian Ocean Oxygen Minimum Zone expansion as revealed by geochemical tracers and the onset of upwelling reflected by the sediment's content of particulate organic matter. A weaker 'proto-monsoon' existed between 12.9 and 25 Ma, as mirrored by the sedimentary signature of dust influx. Abrupt SAM initiation favors a strong influence of climate in addition to the tectonic control, and we propose that the post Miocene Climate Optimum cooling, together with increased continentalization and establishment of the bipolar ocean circulation, i.e. the beginning of the modern world, shifted the monsoon over a threshold towards the modern system
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