959 resultados para Indo-Aryan philology


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The subject of this dissertation, which belongs to the field of Classical Philology, are the definitions of the art of grammar found in Greek and Latin sources from the Classical era to the second century CE. Definitions survive from grammarians, philosophers, and general scholars. I have examined these definitions from two main points of view: how they are formed, and how they reflect the development of the art itself. Defining formed part of dialectic, in practice also of rhetoric, and was perceived as important from the Classical era onwards. Definitions of grammar seem to have become established as part of preliminary discussions, located at the beginning of grammatical manuals (tékhnai, artes). These discussions included certain principal notions of the art; in addition to the definition, a list of the parts of the art was also typically included. These lists were formed by two different methods: division (diaíresis, divisio) and partition (merismós, partitio). Many of the grammarians may actually have been unfamiliar with these methods, unlike the two most important scholars of the Late Republic, Varro and Cicero. Significant attention was devoted to the question whether the art of grammar is based on lógos or empeiría. This epistemological question had its roots in medical theories, which were prominent in Alexandria. In the history of the concept of grammatiké or grammatica, three stages become evident. In the Classical era, the Greek term is used to refer to a very concrete art of letters (grámmata); from the Hellenistic era onwards it refers to the art developed by the Alexandrian scholars, a matter of textual and literary criticism. Towards the end of the Hellenistic era, the grammarian also becomes involved with the question of correct language, which gradually begins to appear in the definitions as well.

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Kirjallisuusarvostelu

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Suomalaisten ja saksalaisten arkikeskustelujen välillä on sekä yhtäläisyyksiä että eroja. Tässä saksalaisen filologian alaan kuuluvassa tutkimuksessa tarkastellaan yhtä keskeistä arkikeskustelun toimintoa, puhelinkeskustelun lopetusta, suomen- ja saksanpuhujien tuottamana. Aineistona on käytetty suomen- ja saksankielisten äidinkielisten puhujien tätä tutkimusta varten nauhoittamia henkilökohtaisia luonnollisia puhelinkeskusteluja. Aineistoon valikoitui 12 suomalaista ja 12 saksalaista puhelua. Nauhoitteiden käyttöön on saatu asianmukainen lupa kaikilta osapuolilta. Puhelut on litteroitu saksalaisella kielialueella vakiintuneen GAT-litterointisysteemin mukaan. Teoreettis-metodisena kehyksenä on kaksi tutkimusalaa, vuorovaikutuslingvistiikka ja kielten vertailu. Vuorovaikutuslingvistinen tarkastelu keskittyy havaintoihin vuorojen ja puheen sekvenssien rakenteesta. Vuorojen merkitysten tulkinnassa hyödynnetään systemaattisesti prosodian antamia vihjeitä. Tuloksena on yksittäisten lopetusten keskustelunanalyyttinen lähikuvaus, jonka pohjalta määritellään kulloisenkin lopetuksen sekvenssirakenne. Kaikki lopetukset olivat siltä osin yhteneväisiä, että niissä kaikissa havaittiin ainakin aloittava, tulevaan tapaamiseen viittaava sekä lopputervehdyksiin johtava sekvenssi. Sekvenssirakenteen variaatioiden pohjalta aineiston lopetukset voidaan kuitenkin jaotella ryhmiin. Sekä suomen- että saksankielisessä aineistossa havaittiin kolmentyyppisiä lopetuksia: kompakteja, komplekseja ja keskeytettyjä lopetuksia. Ryhmittely kolmeen tyyppiin on avuksi seuraavassa kuvausvaiheessa, jossa verrataan suomen- ja saksankielisiä lopetuksia toisiinsa. Samanaikaisesti kun tutkimus valottaa kohtia, joissa kaksi aineistosettiä yhtenevät ja eroavat, se myös esittää, mitkä vuorovaikutuksen tasot soveltuvat kieltenvälisen vertailun kohteiksi. Pohdintaa siitä, mitä vuorovaikutuksen tasoja kieltenväliseen vertailuun voidaan sisällyttää, onkin toistaiseksi esitetty verrattain vähän. Työ siis rakentaa siltaa vuorovaikutuslingvistisen ja kontrastiivisen kielitieteen välille.

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O estudo in vitro foi realizado a partir de sementes de S. allagophylla, colhidas de plantas crescidas na Reserva Biológica de Moji-Guaçu. Foram testadas duas interfaces da adaptação desta espécie às condições do cerrado: efeito do pH e das concentrações de nutrientes, utilizando o meio básico de Murashige & Skoog (MS) e o de Gamborg et al. (B5). Modificações do meio MS foram feitas em relação ao pH, com um gradiente de valores iniciais, indo do 4,2 ao 5,8 (intervalos de 0,2), e em relação aos nutrientes KNO3, KH2PO4 e MgSO4.7H2O, com concentrações progressivamente menores destes. Quanto ao meio B5 foi testada a composição nutricional nas concentrações totais e reduzidas à metade (B5 50%). Os resultados mostraram que as adaptações desta espécie do cerrado in vitro foram: todos os explantes, independente do valor inicial do pH, acidificaram o meio e o crescimento foi mais favorável em meios com menores valores iniciais de pH; o crescimento não foi afetado pela diminuição da concentração de nitrato e a redução da composição nutricional do meio B5 até promoveu o crescimento, principalmente quanto à expansão foliar; o crescimento foi similar tanto na presença como na ausência total de KH2PO4 e de MgSO4.7H2O (em relação ao meio MS). Estes resultados são consistentes com o conceito de uma planta bem adaptada em absorver nutrientes de solos de cerrado, solos estes ácidos, pobres em nutrientes e ricos em alumínio.

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Kirjallisuusarvostelu

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Gastric antral dysmotility has been implicated in the pathogenesis of indomethacin-induced gastric damage, but the relationship between gastric motor abnormalities and mucosal lesions has not been extensively studied. We investigated whether changes in gastric tone and gastric retention correlate with mucosal lesions and neutrophil migration in indomethacin-induced gastric damage in rats. Indomethacin, either 5 or 20 mg/kg (INDO-5 and INDO-20), was instilled into the stomach, and then gastric damage, neutrophil migration, gastric tone and gastric retention were assessed 1 or 3 h later. Gastric damage was calculated as the sum of the lengths of all mucosal lesions, and neutrophil migration was measured by assaying myeloperoxidase activity. Gastric tone was determined by a plethysmometric method, and gastric retention of either saline or Sustacal® was evaluated by a scintigraphic method. Gastric damage was detectable 3 h after either INDO-5 or INDO-20, but not after 1 h. Neutrophil migration was significantly higher 3 h after INDO-20 as compared with INDO-5 or control group, but not after 1 h. Values of gastric tone 1 and 3 h after either INDO-5 (1 h = 1.73 ± 0.07 ml; 3 h = 1.87 ± 0.03 ml) or INDO-20 (1 h = 1.70 ± 0.02 ml; 3 h = 1.79 ± 0.03 ml) were significantly lower than in controls (1 h = 1.48 ± 0.05 ml; 3 h = 1.60 ± 0.06 ml). Gastric retention of saline was higher 1 h after INDO-5 (58.9 ± 3.3%) or INDO-20 (56.1 ± 3.1%) compared to control (45.5 ± 1.7%), but not after 3 h. There were no differences concerning gastric retention of Sustacal® between the various groups. Indomethacin induced decreased gastric tone and delayed gastric emptying, which precede mucosal lesion and neutrophil infiltration. These results indicate that there is no relationship between these gastric motor abnormalities and mucosal lesion in indomethacin-induced gastropathy.

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Relaxation in the mammalian ventricle is initiated by Ca2+ removal from the cytosol, which is performed by three main transport systems: sarcoplasmic reticulum Ca2+-ATPase (SR-A), Na+-Ca2+ exchanger (NCX) and the so-called slow mechanisms (sarcolemmal Ca2+-ATPase and mitochondrial Ca2+ uptake). To estimate the relative contribution of each system to twitch relaxation, SR Ca2+ accumulation must be selectively inhibited, usually by the application of high caffeine concentrations. However, caffeine has been reported to often cause changes in membrane potential due to NCX-generated inward current, which compromises the reliability of its use. In the present study, we estimated integrated Ca2+ fluxes carried by SR-A, NCX and slow mechanisms during twitch relaxation, and compared the results when using caffeine application (Cf-NT) and an electrically evoked twitch after inhibition of SR-A with thapsigargin (TG-TW). Ca2+ transients were measured in 20 isolated adult rat ventricular myocytes with indo-1. For transients in which one or more transporters were inhibited, Ca2+ fluxes were estimated from the measured free Ca2+ concentration and myocardial Ca2+ buffering characteristics. NCX-mediated integrated Ca2+ flux was significantly higher with TG-TW than with Cf-NT (12 vs 7 µM), whereas SR-dependent flux was lower with TG-TW (77 vs 81 µM). The relative participations of NCX (12.5 vs 8% with TG-TW and Cf-NT, respectively) and SR-A (85 vs 89.5% with TG-TW and Cf-NT, respectively) in total relaxation-associated Ca2+ flux were also significantly different. We thus propose TG-TW as a reliable alternative to estimate NCX contribution to twitch relaxation in this kind of analysis.

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Este artigo pretende analisar as relações entre mito, violência e cinema. Queremos saber que suportes a narrativa fílmica oferece para que o público, ao ver um filme, possa criar e recriar sentidos, indo além dos valores reiterados pela estrutura fílmica. A escola seria um dos espaços para que a literatura, as artes em geral, e o cinema em particular, germinassem as possibilidades de alunos e professores transformarem-se em "sujeitos imaginantes", produtores e não apenas reprodutores de sentidos.

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La educación de los alumnos indígenas, en cualesquiera de sus modalidades, todavía no tiene el status de cuestión principal en la sociedad mexicana actual, a pesar de haber ganado gran presencia en la actividad política y en los escenarios culturales. Aunque el debate político haga patente la incapacidad para conectar el desarrollo educativo con las reformas políticas y económicas, que hoy dividen profundamente a la nación mexicana, todavía no se visualizan los cambios estructurales correspondientes a un Estado que asume coherentemente su etnodiversidad. Desde el sistema educacional, las demandas sobre educación bilíngüe y multiculturalidad han resultado mucho menos influyentes que la doctrina de la modernización de la educación básica y menos interesantes que la pugna por la hegemonía de ciertos paradigmas pedagógicos en las cúpulas de las instituciones educacionales. En suma, las comunidades y escuelas indomexicanas deberán reconquistar su educación, al mismo tiempo que logran participación y capacidad de decisión frente a las instituciones gubernamentales.

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O artigo utiliza-se de dois termos técnicos do Sistema Laban de Análise de Movimento - a Pré-Expressividade e a Forma Fluida - para promover a auto-percepção, a consciência corporal e o desenvolvimento de qualidades sutis de movimento. O Sistema Laban é apresentado em suas quatro categorias - Corpo, Expressividade, Forma e Espaço - e detalhado nos dois itens selecionados, quanto à terminologia técnica e quanto ao uso em sala de aula e no palco. Em seguida, a Pré-Expressividade e a Forma Fluida são aplicadas à composição coreográfica através da técnica de Movimento Genuíno, indo de improvisações durante o processo criativo até a realização de obras de interação artística.