956 resultados para Peru (Viceroyalty) -- History -- 18th century
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Kari Alitalo is one of the leaders in the field of lymphangiogenesis. Research from his laboratory has contributed to the transformation of a largely descriptive field into a dynamic discipline, which now holds promise for the treatment of cancer, inflammation and vascular dysfunction. The interview intends to provide historical insights into these changes and hopefully inspiration to the young generation of vascular biologists.
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Behçet's disease is a systemic vasculitis affecting small and large vessels (arteries, veins, veinules), characterized by recurrent oral ulcerations, genital ulcerations, inflammation of the eye and skin lesions. It can also involve articulations, central nervous system and gastro-intestinal tract. The etiology of this disease is still unknown, but the most largely discussed hypothesis is that of an important inflammatory response triggered by an infectious agent in a genetically susceptible host. The diagnostic is a based on clinical elements, because no specific diagnostic test exists. The treatment of Behçet's disease is depending on the clinical involvement and has been enlarged in recent years by TNF-alpha-blockers which constitute undoubtedly an important progress in the management of this complex disease.
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More than a decade ago, 'plasticity' suddenly became a 'fashionable' topic with overemphasized implications for regenerative medicine. The concept of 'plasticity' is supported by old transplantation work, at least for embryonic cells, and metaplasia is a classic example of plasticity observed in patients. Nevertheless, the publication of a series of papers showing rare conversion of a given cell type into another unrelated cell raised the possibility of using any unaffected tissue to create at will new cells to replace a different failing tissue or organ. This resulted in disingenuous interpretations and a reason not to fund anymore research on embryonic stem cells (ESc). Moreover, many papers on plasticity were difficult to reproduce and thus questioned; raising issues about plasticity as a technical artefact or a consequence of rare spontaneous cells fusion. More recently, reprogramming adult differentiated cells to a pluripotent state (iPS) became possible, and later, one type of differentiated cell could be directly reprogrammed into another (e.g. fibroblasts into neurons) without reverting to pluripotency. Although the latter results from different and more robust experimental protocols, these phenomena also exemplify 'plasticity'. In this review, we want to place 'plasticity' in a historical perspective still taking into account ethical and political implications.
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Aquest treball documenta l’estada a Barcelona, entre el 1794 i 1798, dels germans Joseph i Peter Petrides, trompistes nascuts a Praga. L’excepcional trajectòria d’ambdós a la capital catalana, com a membres de l’orquestra del Teatre de la Santa Creu i com a solistes destacats, il·lustra el desenvolupament de l’ofici de músic a la ciutat durant l’última dècada del segle XVIII.
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Aquest projecte final proposa un recorregut per l'evolució dels estudis per a piano des de la segona meitat del segle XVIII fins a l'inici del segle XX. El treball està format per tres capítols de recerca històrica i un d'anàlisi de les obres del recital que acompanya la part escrita. Aquestes peces han estat analitzades a partir dels coneixements adquirits en la recerca. Per tant, a través del treball escrit es contextualitza i justifica la selecció de les obres del concert.
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Estudi de la importància que va tenir el vidre bufat a Vimbodí en la primera meitat del segle XX, tant en l'aspecte econòmic com en el social. Es fa un petit recorregut sobre la història del vidre i el Museu del Vidre de Vimbodí.
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Treball de recerca que pretén respondre les següents preguntes: La visió de Goya sobre l'univers femení, i que plasma en les seves pintures, correspon amb la realitat social de les dones de la seva època? Es diu que el segle XVIII va ésser el segle de les dones, però és això realment cert? Va ser el segle de les dones o bé el segle d'algunes dones? A través de dos itineraris paral·lels: la literatura d'una banda i les arts plàstiques de l'altra, s'explorarà la naturalesa d'aquest segle. La comparació de l'anàlisi documental i de dades iconogràfiques potser ens podran donar una resposta.
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La societat actual figura arrelada a un discurs sobre el femení, que desenvolupat durant el segle XVIII s'ha anat obrint camí insistentment a través de les imatges. A través de l'obra del pintor Paul Gauguin aquest treball presten mostrar que el confinament de la dona a l'espai domèstic i la pretesa relació d'aquesta amb altres elements és fruit de la mateixa ideologia que confina a la dona a l'espai privat i a l'home a l'espai públic.
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BACKGROUND: The recent availability of genetic analyses has demonstrated the shortcomings of the current phenotypic method of corneal dystrophy classification. Abnormalities in different genes can cause a single phenotype, whereas different defects in a single gene can cause different phenotypes. Some disorders termed corneal dystrophies do not appear to have a genetic basis. PURPOSE: The purpose of this study was to develop a new classification system for corneal dystrophies, integrating up-to-date information on phenotypic description, pathologic examination, and genetic analysis. METHODS: The International Committee for Classification of Corneal Dystrophies (IC3D) was created to devise a current and accurate nomenclature. RESULTS: This anatomic classification continues to organize dystrophies according to the level chiefly affected. Each dystrophy has a template summarizing genetic, clinical, and pathologic information. A category number from 1 through 4 is assigned, reflecting the level of evidence supporting the existence of a given dystrophy. The most defined dystrophies belong to category 1 (a well-defined corneal dystrophy in which a gene has been mapped and identified and specific mutations are known) and the least defined belong to category 4 (a suspected dystrophy where the clinical and genetic evidence is not yet convincing). The nomenclature may be updated over time as new information regarding the dystrophies becomes available. CONCLUSIONS: The IC3D Classification of Corneal Dystrophies is a new classification system that incorporates many aspects of the traditional definitions of corneal dystrophies with new genetic, clinical, and pathologic information. Standardized templates provide key information that includes a level of evidence for there being a corneal dystrophy. The system is user-friendly and upgradeable and can be retrieved on the website www.corneasociety.org/ic3d.
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While the syncretistic Tibetan tradition known as rDzogs chen ("Great Perfection") has attracted considerable attention over the past few decades, its philosophical foundations remain largely unknown to those unacquainted with its primary sources. This thesis looks at the essentials of rDzogs chen philosophy through the lens of two principal distinctions that the tradition has considered indispensable for understanding its distinctive views and practices: dualistic mind (sems) versus primordial knowing (ye shes) and dharmakâya versus the 'ground of all' (kun gzhi) conditioned experience. Arguing that the distinctions provided classical rDzogs chen scholars with a crucial framework for (a) articulating the necessary conditions of nondual primordial knowing, the conditio sine qua non of rNying ma soteriology, and (b) schematizing the relationship between the exoteric and esoteric vehicles of Indian Buddhism within a unifying conception of the Buddhist path as the progressive disclosure of primordial knowing, the thesis shows how the rDzogs chen philosophy of mind has been integral to the tradition's complex soteriology. The thesis consists of two parts: (1) a detailed philosophical investigation of the distinctions and (2) an anthology of previously untranslated Tibetan materials on the distinctions accompanied by critical editions and introductions. The first part systematically invesigates the nature and scope of the distinctions and traces their evolution and complex relationships with Indian Buddhist Cittamâtra, Madhyamaka, Pramàriavàda, and Vajrayâna views. It concludes with an exploration of some soteriological implications of the mind/primordial knowing distinction that became central to rDzogs chen path hermeneutics in the classical period as authors of rDzogs chen path summaries used this distinction to reconcile progressivist sutric and non-progressivist tantric models of the Buddhist path. The translations and texts included in part two of the thesis consist of (a) a short treatise from Klong chen pa's Miscellaneous Writings entitled Sems dang ye shes kyi dris lan (Reply to Questions Concerning Mind and Primordial Knowing), (b) selected passages on the distinctions from this author's monumental summary of the rDzogs chen snying thig system, the Theg mchog mdzod (Treasury of the Supreme Vehicle), and (c) an excerpt on rDzogs chen distinctions taken from 'Jigs med gling pa's (1729-1798) 18th century Klong chen sNying thig path summary entitled Treasury of Qualities (Yon tan mdzod) along with a word-by- word commentary by Yon tan rgya mtsho (b. 19th c.).
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In this chapter I will present some observations and results about Ritual Kinship and political mobilization of popular groups in an Alpine valley: the Val de Bagnes, in the Swiss canton of Valais, - a mountain valley, well known today thanks to the tourist station of Verbier - where we can rely on excellent sources about local families. This region presents a particular political situation, because the 11 major villages of the valley form only one commune, which includes the whole valley.¦There are two major reasons to choose the Val de Bagnes for our inquiry on kinship and social networks in a rural society:¦A. The existence of sharp political and social conflicts during the 18th and the 19th centuries;¦B. The existence of almost systematic genealogical data between 1700 and 1900. (Casanova, Gard, Perrenoud 2005-08)¦The 18th century was characterized by the struggle of an important part of the community of Bagnes against the feudal lord, the abbot of St-Maurice. The culminating point was a local upheaval in 1745 in Le Châble, during which the abbot was forced to sign several documents in accordance with the wishes of the rebels (Guzzi-Heeb 2007). In the 19th century feudal lordship was abolished, but now the struggle confronted a liberal-radical faction and the conservative majority in the commune.¦The starting point of my presentation focuses on this question: which role did spiritual kinship play in the political mobilization of popular groups and in the organization of competing factions? This question allows us to shed light on some utilizations and meanings of spiritual kinship in the local society. Was spiritual kinship a significant instrument for economic cooperation? Or was it a channel for privileged social contacts and transactions?
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Aquest estudi es proposa estudiar els vincles que hi ha entre La nouvelle Héloïse (1761) de Jean-Jacques Rousseau i l'obra dramàtica de Joan Ramis i Ramis, especialment la seva Lucrècia (1769), tot i les dificultats que la recepció de Rousseau va tenir en la Menorca il·lustrada. En aquest sentit, el gruix del treball es dedica als elements que tenen en comú les obres de referència, pel que fa al tractament literari dels temes centrals, com ara el que vehicula la sensibilitat preromàntica que irromp en el panorama creatiu de l'Europa del moment, més enllà de les propostes estrictament formals i de contingut del neoclassicisme, i també quant als motius i la intencionalitat dels dos autors.
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Estudi sobre els inicis de la industrialització i el naixement de l'obrerisme a Girona
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Sobre la Girona Constitucional del trienni 1820-1823, en base la documentació existent a l'Arxiu Municipal i a l'Arxiu Diocesà
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Estudi dels hisendats a les comarques gironins durant el s. XIX. Es tractava de famílies que durant centúries havien anat acumulant propietats agrícoles, i així es van consolidar com una minoria de grans propietaris rurals que podien viure de les seves rendes