736 resultados para Horne, Lena , 1917-2010, American


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SILVEIRA, Inavan Lopes da; MARANHÃO, T. M. O.; AZEVEDO, George Dantas. Metabolic syndrome in postmenopausal women: higher prevalence in the Northeastern Region of Brazil than in other Latin American countries and the influence of obesity and socioeconomic factors. Climacteric (Carnforth), v.10, p.438-439, 2007.

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SOUSA,M.B.C. et al. Reproductive Patterns and Birth Seasonality in a South-American Breeding Colony of Common Marmosets, Callithrix jacchus. Primates, v.40, n.2, p. 327-336, Apr. 1999.

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Prior to the 1970s, African Americans were essentially invisible in the science and engineering academic and professional communities (Babco, 2001a). The few who did earn degrees in these fields, obtained them primarily from historically Black colleges and universities (HBCUs), and these institutions also served as the primary employer for these graduates in science and engineering (Hines, 1997; Babco, 2001a, 2001b). Since the 1970s, African Americans have made considerable progress, but still are not on a level playing field with White males in terms of opportunities for preparation of science and engineering careers or for employment and advancement in those careers. The purpose of this study was to explore second and third-year African American male engineering students’ perceptions and examine what experiences have contributed to their access to and persistence in engineering. A qualitative research design was employed to gather data necessary to answer the research questions. Eight second and third-year African American male engineering students from Research University (pseudonym) participated in interviews with the researcher. The data from the interviews was used to consider the themes that emerged from the participants. The findings from this study suggest that African American male engineering students at Research University have specific experiences that influence their persistence and academic achievement. Themes identified from the interview data include: (1) pre-college experiences; (2) participation in academic and social networks; (3) institutional programming and organizational support; (4) personal accountability and motivation; and (5) goals outside of engineering. As a result of this research, several future implications are highlighted. These include acknowledging the value of diversity, continued support through organizations, and increased knowledge of best practices.

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artículo -- Universidad de Costa Rica. Centro Investigación en Biología Molecular y Celular, 2010. Este documento es privado debido a limitaciones de derechos de autor.

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A long history of organizational research has shown that organizations are affected significantly by changes in technology. Scholars have given particular attention to the effects of so-called disruptive or discontinuous technological changes. Studies have repeatedly shown that established, incumbent organizations tend to suffer deep performance declines (and even complete demise) in the face of such changes, and researchers have devoted much attention to identifying the organizational conditions and processes that are responsible for this persistent and widespread pattern of adaptation failure. This dissertation, which examines the response of the American College of Radiology (ACR) to the emergence of nuclear magnetic resonance imaging technology (NMR), aims to contribute to this well-established research tradition in three distinct and important ways. First, it focuses on a fundamentally different type of organization, a professional association, rather than the technology producers examined in most prior research. Although technologies are well known to be embedded in “communities” that include technology producers, suppliers, customers, governmental entities, professional societies, and other entities, most prior research has focused on the responses and ultimate fate of producers alone. Little if any research has explored the responses of professional organizations in particular. Second, the study employs a sophisticated process methodology that identifies the individual events that make up the organization’s response to technological change, as well as the overall sequence through which these events unfold. This process approach contrasts sharply with the variance models used in most previous studies and offers the promise of developing knowledge about how adaptation ultimately unfolds (or fails to). Finally, the project also contributes significantly through its exploration of an apparently successful case of adaptation to technological change. Though nuclear magnetic resonance imaging posed a serious threat to the ACR and its members, this threat appears to have been successfully managed and overcome. Although the unique nature of the organization and the technology under study place some important limits on the generalizablity of this research, its findings nonetheless provide some important basic insights about the process through which social organizations can successfully adapt to discontinuous technological changes. These insights, which may also be of substantial relevance to technology producer organizations, will also be elaborated.

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Durante toda la década de los ochenta, prestatarios de países latinoamericanos se han enfrentado a una crisis continua de servicio de la deuda a acreedores extranjeros. De la misma manera, los prestamistas extranjeros han visto sus préstamos a Latinoamérica pasar de ser de "riesgo promedio" a "incumplidos", "reestructurados", o en todo caso representar activos deteriorados. Los paises latinoamericanos no sólo encontraron grandes dificultades en obtener divisas (principalmente dólares amencanos) para poder cumplir con los pagos de intereses y amortizaciones a los bancos extranjeros y otros prestamistas, si no que además fueron afectados por la recesión global de 1981 83

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La Iniciativa de las Américas (Enterprise for the Americas) propone la creación de un área de libre comercio para el continente americano, partiendo de la base del acuerdo NAFTA (North American Free Trade Área) próximo a concretarse y del cual formarían parte los Estados Unidos, Canadá y México.

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The American woodcock (Scolopax minor) population index in North America has declined 0.9% a year since 1968 prompting managers to identify priority information and management needs for the species (Sauer et al 2008). Managers identified a need for a population model that better informs on the status of American woodcock populations (Case et al. 2010). Population reconstruction techniques use long-term age-at-harvest data and harvest effort to estimate abundances with error estimates. Four new models were successfully developed using survey data (1999 to 2013). The optimal model estimates sex specific harvest probability for adult females at 0.148 (SE = 0.017) and all other age-sex cohorts at 0.082 (SE = 0.008) for the most current year 2013. The model estimated a yearly survival rate of 0.528 (SE = 0.008). Total abundance ranged from 5,206,000 woodcock in 2007 to 6,075,800 woodcock in 1999. This study represents the first population estimates of woodcock populations.

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University students are more globally mobile than ever before, increasingly receiving education outside of their home countries. One significant student exchange pattern is between China and the United States; Chinese students are the largest population of international students in the U.S. (Institute of International Education, 2014). Differences between Chinese and American culture in turn influence higher education praxis in both countries, and students are enculturated into the expectations and practices of their home countries. This implies significant changes for students who must navigate cultural differences, academic expectations, and social norms during the process of transition to a system of higher education outside their home country. Despite the trends in students’ global mobility and implications for international students’ transitions, scholarship about international students does not examine students’ experiences with the transition process to a new country and system of higher education. Related models were developed with American organizations and individuals, making it unlikely that they would be culturally transferable to Chinese international students’ transitions. This study used qualitative methods to deepen the understanding of Chinese international students’ transition processes. Grounded theory methods were used to invite the narratives of 18 Chinese international students at a large public American university, analyze the data, and build a theory that reflects Chinese international students’ experiences transitioning to American university life. Findings of the study show that Chinese international students experience a complex process of transition to study in the United States. Students’ pre-departure experiences, including previous exposure to American culture, family expectations, and language preparation, informed their transition. Upon arrival, students navigate resource seeking to fulfill their practical, emotional, social, intellectual, and ideological needs. As students experienced various positive and discouraging events, they developed responses to the pivotal moments. These behaviors formed patterns in which students sought familiarity or challenge subsequent to certain events. The findings and resulting theory provide a framework through which to better understand the experiences of Chinese international students in the context of American higher education.

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A rã-touro americana (Rana catesbeiana) recentemente denominada Lithobates catesbeianus é cria da com propósito comercial em várias regiões do Brasil. Situações estressantes tais como problemas de manejo, criação inadequada e alterações ambientais com consequente redução da imunidade são comuns em produções intensivas. A avaliação destas situações de estresse permite-nos detectar estes probemas e diminuir as injurias causadas pelo confinamento. O principal objetivo deste estudo foi utilizar os marcadores biológicos de cortisol, glicemia e dados hematológicos para avaliar a resposta de girinos de rã-touro submetidos aos mecanismos estressores de captura e hipóxia. Os animais foram distribuídosem três tratamentos: estresse por captura individual com puçá; estresse por captura em massa com puçá e estresse por captura por escoamento. Os resultados obtidos demostraram não haver diferenças estatisticamente significativas entre os parametros avaliados quando comparou-se os grupos com e sem exposição ao ar (normoxia e hipoxia). Com base nestes resultados pode-se concluir que os estímulos estressores avaliados não foram adequados para alterar os valores plasmáticos dos marcadores biológicos testados. Para o cortisol, isto ocorreu provavelmente em virtude da ação sinérgica deste hormônio e a tiroxina, que induz a metamorfose nestes animais.

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[No. 16] has title: Nineteen years of culture work; [no. 17] Memoranda and index of cultures of Uredineae, 1899-1917.

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The purpose of the study was to compare the English III success of students whose home language is Haitian Creole (SWHLIHC) with that of the more visible African American high school students in the Miami Dade County Public Schools System, in an effort to offer insight that might assist educators in facilitating the educational success of SWHLIHC in American Literature class. The study was guided by two important theories on how students interact with and learn from literature. They are Reader Response Theory which advocates giving students the opportunity to become involved in the literature experience (Rosenblatt, 1995), and Critical Literacy, a theory developed by Paolo Freire and Henry Giroux, which espouses a critical approach to analysis of society that enables people to analyze social problems through lenses that would reveal social inequities and assist in transforming society into a more equitable entity. Data for the study: 10th grade reading FCAT scores, English III/American Literature grades, and Promotion to English IV records for the school year 2010-2011 were retrieved from the records division of the Miami Dade County Public Schools System. The study used a quantitative methods approach, the central feature of which was an ex post facto design with hypotheses (Newman, Newman, Brown, & McNeely, 2006). The ex post facto design with hypotheses was chosen because the researcher postulated hypotheses about the relationships that might exist between the performances of SWHLIHC and those of African American students on the three above mentioned variables. This type of design supported the researcher’s purpose of comparing these performances. One way analysis of variance (ANOVA), two way ANOVAs, and chi square tests were used to examine the two groups’ performances on the 10th grade reading FCAT, their English III grades, and their promotion to English IV. The study findings show that there was a significant difference in the performance of SWHLIHC and African American high school students on all three independent variables. SWHLIHC performed significantly higher on English III success and promotion to English IV. African American high school students performed significantly higher on the reading FCAT.

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Arguably, the catalyst for the best research studies using social analysis of discourse is personal ‘lived’ experience. This is certainly the case for Kamada, who, as a white American woman with a Japanese spouse, had to deal first hand with the racialization of her son. Like many other mixed-ethnic parents, she experienced the shock and disap-pointment of finding her child being racialized as ‘Chinese’ in America through peer group taunts, and constituted as gaijin (a foreigner) in his own homeland of Japan. As a member of an e-list of the (Japan) Bilingualism Special Interest Group (BSIG), Kamada learnt that other parents from the English-speaking foreign community in Japan had similar disturbing stories to tell of their mixed-ethnic children who, upon entering the Japanese school system, were mocked, bullied and marginalized by their peers. She men-tions a pervasive Japanese proverb which warns of diversity or difference getting squashed: ‘The nail that sticks up gets hammered down’. This imperative to conform to Japanese behavioural and discursive norms prompted Kamada’s quest to investigate the impact of ‘otherization’ on the identities of children of mixed parentage. In this fascinat-ing book, she shows that this pressure to conform is balanced by a corresponding cele-bration of ‘hybrid’ or mixed identities. The children in her study are also able to negotiate their identities positively as they come to terms with contradictory discursive notions of ‘Japaneseness’, ‘whiteness’ and ‘halfness/doubleness’.The discursive construction of identity has become a central concern amongst researchers across a wide range of academic disciplines within the humanities and the social sciences, and most existing work either concentrates on a specific identity cate-gory, such as gender, sexuality or national identity, or else offers a broader discussion of how identity is theorized. Kamada’s book is refreshing because it crosses the usual boundaries and offers divergent insights on identity in a number of ways. First, using the term ‘ethno-gendering’, she examines the ways in which six mixed-ethnic girls living in Japan accomplish and manage the relationship between their gender and ethnic ‘differ-ences’ from age 12 to 15. She analyses in close detail how their actions or displays within certain situated interactions might come into conflict with how they are seen or constituted by others. Second, Kamada’s study builds on contemporary writing on the benefits of hybridity where identities are fluid, flexible and indeterminate, and which contest the usual monolithic distinctions of gender, ethnicity, class, etc. Here, Kamada carves out an original space for her findings. While scholars have often investigated changing identities and language practices of young people who have been geographi-cally displaced and are newcomers to the local language, Kamada’s participants were all born and brought up in Japan, were fluent in Japanese and were relatively proficient in English. Third, the author refuses to conceptualize or theorize identity from a single given viewpoint in preference to others, but in postmodernist spirit draws upon multiple perspectives and frameworks of discourse analysis in order to create different forms of knowledge and understandings of her subject. Drawing on this ‘multi-perspectival’ approach, Kamada examines grammatical, lexical, rhetorical and interactional features from six extensive conversations, to show how her participants position their diverse identities in relation to their friends, to the researcher and to the outside world. Kamada’s study is driven by three clear aims. The first is to find out ‘whether there are any tensions and dilemmas in the ways adolescent girls of Japanese and “white” mixed parentage in Japan identify themselves in terms of ethnicity’. In Chapter 4, she shows how the girls indeed felt that they stood out as different and consequently experienced isolation, marginalization and bullying at school – although they were able to make better sense of this as they grew older, repositioning the bullies as pitiable. The second aim is to ask how, if at all, her participants celebrate their ethnicity, and furthermore, what kind of symbolic, linguistic and social capital they were able to claim for themselves on the basis of their hybrid identities. In Chapter 5, Kamada shows how the girls over time were able to constitute themselves as insiders while constituting ‘the Japanese’ as outsiders, and their network of mixed-ethnic friends was a key means to achieve this. In Chapter 6, the author develops this potential celebration of the girls’ mixed ethnicity by investigating the privileges they perceived it afforded them – for example, having the advantage of pos-sessing English proficiency and intercultural ‘savvy’ in a globalized world. Kamada’s third aim is to ask how her participants positioned themselves and performed their hybrid identities on the basis of their constituted appearance: that is, how the girls saw them-selves based on how they looked to others. In Chapter 7, the author shows that, while there are competing discourses at work, the girls are able to take up empowering positions within a discourse of ‘foreigner attractiveness’ or ‘a white-Western female beauty’ discourse, which provides them with a certain cachet among their Japanese peers. Throughout the book, Kamada adopts a highly self-reflexive perspective of her own position as author. For example, she interrogates the fact that she may have changed the lived reality of her six participants during the course of her research study. As the six girls, who were ‘best friends’, lived in different parts of the Morita region of Japan, she had to be proactive in organizing six separate ‘get-togethers’ through the course of her three-year study. She acknowledges that she did not collect ‘naturally occurring data’ but rather co-constructed opportunities for the girls to meet and talk on a regular basis. At these meetings, she encouraged the girls to discuss matters of identity, prompted by open-ended interview questions, by stimulus materials such as photos, articles and pic-tures, and by individual tasks such as drawing self-portraits. By giving her participants a platform in this way, Kamada not only elicited some very rich spoken data but also ‘helped in some way to shape the attitudes and self-images of the girls positively, in ways that might not have developed had these get-togethers not occurred’ (p. 221). While the data she gathers are indeed rich, it may well be asked whether there is a mismatch between the girls’ frank and engaging accounts of personal experience, and the social constructionist academic register in which these are later re-articulated. When Kamada writes, ‘Rina related how within the more narrow range of discourses that she had to draw on in her past, she was disempowered and marginalized’ (p. 118), we know that Rina’s actual words were very different. Would she really recognize, understand and agree with the reported speech of the researcher? This small omission of self-reflexivity apart – an omission which is true of most lin-guistic ethnography conducted today – Kamada has written a unique, engaging and thought-provoking book which offers a model to future discourse analysts investigating hybrid identities. The idea that speakers can draw upon competing discourses or reper-toires to constitute their identities in contrasting, creative and positive ways provides linguistic researchers with a clear orientation by which to analyse the contradictions of identity construction as they occur across time in different discursive contexts

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All children receive surveillance at every well-child visit, as recommended by the American Academy of Pediatrics (AAP), to recognize those who may be at risk for developmental delays. This includes assessing caregiver stress and depression and social-emotional development.

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Within this booklet, teachers will find instructional resources covering a wide array of genres, including, dance, choral music, general music, instrumental music, media arts, theatre, and the visual arts. These lesson plans are explicitly designed to integrate artistic expression and comprehension with other academic disciplines, such as English, History, and Social Studies. Each submission highlights the grade level, artistic genre, sources, learning objectives, instructional plans, and modes of evaluation. This Arts Integration Supplement to the Teacher’s Guide to African American Historic Places in South Carolina outlines 22 lesson plans that meet the 2010 Visual and Performing Arts Standards of South Carolina and integrates the arts into classroom instruction. Where applicable, other standards, such as those for math and social studies, are listed with each lesson plan. The teaching activities in this supplement are provided to aid in the development of lesson plans or to complement existing lessons. Teaching activities are the simplest means of integrating art in classroom instruction.