1,596 research outputs found

    Schermi. Immagini, corpi, condivisioni

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    In this book the author investigates the digital image proliferation of our times from an interdisciplinary point of view. Starting from the Visual Culture theoretical frame, Valentina Mignano explores the ways in which we interact with the screen, dealing with the "screen experience" in the first years of the network societ

    ENTREPRENEURSHIP AND FEMALE ENTREPRENEURSHIP IN MARAMURES COUNTY

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    Initiating and developing a business involves a considerable risk and a sustained effort in order to defeat the inertia against what is new. The person initiating a business, assuming the responsibility and risk of its development and benefiting from theentrepreneurship, female entrepreneurship, profit, businesses

    Do Continuous Rotating Endodontic Instruments Extrude Fewer Apical Debris Than Reciprocating Instruments in Non-Surgical Endodontic Retreatments? A Systematic Review

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    Background: All endodontic treatment techniques are associated with the extrusion of debris into periradicular tissues through the apex. The extrusion of apical debris can lead to delayed healing or even therapy failure. It is possible to reduce the extrusion into periapical tissues through various approaches. The objective of this systematic review is to evaluate whether, in cases of non-surgical endodontic retreatment, reciprocating instruments cause greater extrusion of debris compared to instruments with continuous rotation. Methods: A search was conducted on PubMed, Ovid MEDLINE, and the Web of Science. The inclusion criterion was in vitro studies comparing apical extrusion in endodontically treated elements using continuously rotating and reciprocating files. Results: The search on scientific databases yielded 164 results, out of which only 16 were eligible for evaluation after screening. Conclusions: The authors of the research included in this review do not agree on the results obtained. Based on the articles analyzed in this systematic review, it remains unclear whether continuous rotation or reciprocating movement of the endodontic instrument can lead to significant differences in apical debris extrusion; it is not possible to provide a clear clinical recommendation regarding the choice of instrument movement for endodontic procedures

    CBCT-Based Assessment of Vapor Lock Effects on Endodontic Disinfection

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    Background: The phenomenon of vapor lock, characterized by the formation of gas bubbles, poses challenges in achieving effective cleaning and debridement during endodontic treatments. This study aimed to evaluate the presence of vapor lock and to quantify its volume in the root canal system. Methods: Ten single-rooted teeth were selected, and their root canals were shaped using the Protaper Next system and irrigated with 5% NaOCl and 17% EDTA. Then, the canals were irrigated with a solution made of contrast medium (8 M cesium chloride solution) mixed in equal proportions with 5% sodium hypochlorite. CBCT scans were performed to analyze the presence and volume of bubbles in different canal thirds. Statistical analysis was conducted to compare the number of bubbles and the percentage of space occupied by them. Results: The results demonstrated the presence of vapor lock in all treated teeth, with a higher concentration of gas bubbles in the apical canal third. The formation of gas bubbles hindered the cleaning and debridement procedures, particularly in the apical region. Conclusions: This study provides evidence of the occurrence of vapor lock and highlights the importance of enhancing the cleaning phase in endodontic treatments to minimize bubble formation or eliminate them once formed. These findings contribute to a better understanding of the challenges posed by vapor lock and suggest avenues for optimizing endodontic procedures

    Guido Crepax – Valentina – The Shape of Her Time

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    The paper will focus on the analysis of Guido Crepax revolutionary comic book character Valentina that belongs to the golden age of the Italian comic-book genre fumetto. The aim is to explore whether Guido Crepax Valentina character was a "living doll" filling male fantasies of her creator or she was a woman empowered by her author struggling for many of the values of the women's culture that feminists today are trying to introduce into the mainstream. It also addresses research questions that focus on comic books and gender and empowerment at the decade of sexual liberation.Through Valentina case study the present paper is going to study an approach on the concept of woman in comics, and touch the border of female empowerment issue in contemporary world taking in consideration that her revolutionary strong and independent figure was born in a society where women have been frequently viewed as passive and represented as inferior to men and where questions of sexuality were considered taboo. Despite the fact that she angered some feminists by the way she was portrayed as an object of male gaze or a damsel in distress, there is nothing anti-feminist about Valentina. The aim here is to uncover feminist themes in the stories of Valentina and to explore what empowered her and made her a contemporary icon of style and symbol of liberated women

    Oral Secondary Syphilis in an HIV-Positive Transgender Patient: A Case Report and Review of the Literature

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    Background: Syphilis is a worldwide sexually transmitted infection caused by Treponema pallidum. In most cases, the oral manifestations of syphilis infection are associated with cutaneous involvement. However, the present case report is noteworthy since the oral lesions are the sole clinical sign in an HIV-positive transgender patient. Case presentations: We reported an uncommon case of secondary syphilis in a 37-year-old seropositive transgender male, whose diagnostic suspect was based only on oral mucosal lesions. The patient was referred to the Oral Medicine Unit for the presence of multiple undiagnosed painful oral lesions. The intraoral examination revealed the presence of white and red plaques on the right and the left buccal mucosa and several painful lesions localized on the upper and lower labial mucosa. No cutaneous lesions were observed. Considering the sexual history of the patient and clinical findings, secondary syphilis infection was suspected. The serologic analysis was conducted, and the diagnosis of syphilis was confirmed. Moreover, to exclude the presence of oral epithelial dysplasia or malignant disease, an incisional biopsy was performed. Discussion: Compared to the literature data, oral lesions as lone signs of secondary syphilis infection are uncommon, especially in HIV-positive patients. Syphilis and HIV coinfection create a concerning situation as they interact synergistically, leading to an increased risk of transmission and faster disease progression. Conclusions: This case report emphasizes the importance of considering syphilis as a diagnostic possibility, even when oral lesions are the only clinical manifestations, especially in HIV-positive patients. Comprehensive evaluation, including a detailed sexual history and careful oral examination, is essential for accurate diagnosis and appropriate management in such cases

    Analysis of the interplay of the Orai1 Ca2+ Ion channel and different Ca2+ sensing proteins

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    Author Valentina Hopl, MScDissertation Johannes Kepler Universität Linz 2024Arbeit nach Ablauf der Sperre auf den öffentlichen PCs in den Bibliotheken der JKU+Medizin abrufba

    Lezioni d'autore, lezioni d'attore: Un ciclo di incontri con i protagonisti dello spettacolo, a cura di Valentina Garavaglia in collaborazione con il Teatro Franco Parenti di Milano Il lavoro dell'attore e la drammaturgia contemporanea

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    Massimo Carlotto usa il noir come genere capace di raccontare le trasformazioni, anche nascoste, della società. I suoi libri sono tradotti in molte lingue e ha vinto numerosi premi sia in Italia che all'estero. Niente più niente al mondo è il monologo oggetto della ricerca del regista Fabio Cherstich interprete di un nuovo teatro di narrazione.Massimo Carlotto uses crime fiction to examine the oft-concealed transformations of society. His books have been translated in many languages and he has won numerous prizes, in Italy and abroad. No more nothing in the world is the monologue adapted by the director Fabio Cherstich, author of a new narrative theater

    Is a Semantic Web Agent a Knowledge-Savvy Agent?

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    The issue of knowledge sharing has permeated the field of distributed AI and in particular, its successor, multiagent systems. Through the years, many research and engineering efforts have tackled the problem of encoding and sharing knowledge without the need for a single, centralized knowledge base. However, the emergence of modern computing paradigms such as distributed, open systems have highlighted the importance of sharing distributed and heterogeneous knowledge at a larger scale—possibly at the scale of the Internet. The very characteristics that define the Semantic Web—that is, dynamic, distributed, incomplete, and uncertain knowledge—suggest the need for autonomy in distributed software systems. Semantic Web research promises more than mere management of ontologies and data through the definition of machine-understandable languages. The openness and decentralization introduced by multiagent systems and service-oriented architectures give rise to new knowledge management models, for which we can’t make a priori assumptions about the type of interaction an agent or a service may be engaged in, and likewise about the message protocols and vocabulary used. We therefore discuss the problem of knowledge management for open multi-agent systems, and highlight a number of challenges relating to the exchange and evolution of knowledge in open environments, which pertinent to both the Semantic Web and Multi Agent System communities alike
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