1,721,049 research outputs found

    Arte in facciata: le decorazioni pittoriche e scultoree nei processi di trasformazione urbana ed architettonica

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    Within the complex phenomena of reconstruction and restoration of buildings that accompany the processes of urban transformation, the external pictorial and sculptural decorations play a role of great importance. The facades, as liminal surfaces, denounce both the intended uses and the political, social and cultural implications that accompany the functions of the buildings, also communicating the requests, claims, ambitions of the owners and users (individuals, groups, communities or institutions). For these reasons, they are the witnesses of continuity of use and persistence of values, or the expression of new meanings and life styles. At the same time, the facades represent the scenic backgrounds of urban perspectives, but also of religious, civic and cultural events, and as such they are called to adapt to more general urban renewal plans: they are, therefore, often expected to support needs in a certain sense ‘imposed’ by the use of the spaces outside them. Both in large cities and in small towns, the transformations of the façades are conducted as a spontaneous enterprise focused on the single monument or are planned on the wide urban scale, sometimes after dramatic events (wars, earthquakes, etc.). Documented only by written sources or sometimes also by material traces, changes and transformations represent an eloquent ‘manifesto’ of the processes of the historical memory, of the dynamics that accompany them, of the social instances and cultural impulses that determine them. The essays of this session analyse a wide range of cases in different chronological and geographical contexts, which reveal the role played by the façade decorations and related transformations as an expression and representation of the human and material history of the cities and of their spaces. The theme of the session falls within the area of interest of the the project Memory and identity. Reuse, reworking and rearrangement of the Medieval sculpture in the Modern Age between historical research and new technologies, FISR 2019_05012

    Reimpiego, rilavorazione, rifunzionalizzazione: la “lunga vita” della scultura medievale nei cantieri di Età moderna

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    Il dossier pubblica sette saggi sul reimpiego, la rilavorazione e la rifunzionalizzazione di sculture e arredi liturgici medievali in Età moderna, indagandone non solo gli aspetti estetici e funzionali, ma anche le ragioni storico-culturali

    Going Beyond Counting First Authors in Author Co-citation Analysis

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    The present study examines one of the fundamental aspects of author co-citation analysis (ACA) - the way co-citation counts are defined. Co-citation counting provides the data on which all subsequent statistical analyses and mappings are based, and we compare ACA results based on two different types of co-citation counting - the traditional type that only counts the first one among a cited work's authors on the one hand and a non-traditional type that takes into account the first 5 authors of a cited work on the other hand. Results indicate that the picture produced through this non-traditional author co-citation counting contains more coherent author groups and is therefore considerably clearer. However, this picture represents fewer specialties in the research field being studied than that produced through the traditional first-author co-citation counting when the same number of top-ranked authors is selected and analyzed. Reasons for these effects are discussed

    IL QUADRO ANTOMO-PATOLOGICO DELL'ARTERITE GIGANTOCELLULARE

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    Rassegna sugli aspetti istopatologici e patoheìgenetici dell'arterite giganto-cellulare corredata da casistica personal

    A new case of syringocystadenocarcinoma papilliferum: A rare pathology for a wide-ranging comprehension

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    We report a new case of p63/cytokeratin 7 (CK7) positive syringocystadenocarcinoma papilliferum (SCACP), on the shoulder of an 88-year-old man, with superficial dermal infiltration and squamoid differentiation. We describe the 24th case of SCACP, the malignant counterpart of syringocystadenoma papilliferum (SCAP). At the present, we do not know whether SCACP arises from eccrine or apocrine glands because of the contrasting opinions in the literature. Only few histochemical and ultrastructural studies have previously advised that SCACP could arise from pluripotent stem cells. Through our case, we wish to suggest the stem cell-like properties of the syringocystadenocarcinoma papilliferum. This rare neoplasm shows two different patterns of stem cell marker expression in the glandular and squamous components, respectively. For the double phenotype of SCACP, we propose it like an intriguing model to study histogenesis and stem cell properties for more wide-ranging epithelial tumors. © 2014 Beatrice Paradiso et al
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