1,354 research outputs found

    Pathology of infantile cortical hyperostosis (Caffey's disease). Report of a case.

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    Late recurrence or a delayed form of Caffey's disease is an exceedingly rare condition of unknown cause. A 3 1/2-year-old boy is presented with delayed Caffey's disease showing unilateral involvement of maxilla and zygoma

    What Is Glocal? Conceptual systematization and new theoretical considerations on the most crucial techno-cultural invention of the media civilization

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    The article presents the glocalization phenomenon’s fundamental characteristics, from its most remote technological origins until its current digital manifestations. According to the proposal, Glocal – neither global nor local, but a mixture of both – refers to processes and tendencies observed in the irreversible track of electronic communication in real-time. Concerning epistemological and empirical dimensions, the argumentation apprehends the glocal and glocalization’s socio-historical significance, focusing on its modus operandi, internal diversification, and multilateral consequences. New authorial considerations enrich the thesis of glocalization as a civilizational process and a mode of reproduction of capitalism.O artigo apresenta as características fundamentais do fenômeno da glocalização, desde suas origens tecnológicas mais remotas até suas manifestações digitais atuais. Glocal – nem global, nem local, antes mescla de ambos, sem redução a nenhum – se refere, nesta reflexão, a processos e tendências observados no rastro irreversível da comunicação eletrônica em tempo real. Abarcando o tema por dupla dimensão – epistemológica e empírica –, a argumentação apreende a significação social-histórica do glocal e da glocalização, com foco em seu modus operandi, em sua diversificação interna e em suas consequências multilaterais. A reflexão soma novos aspectos a respeito para enriquecer a tese da glocalização como processo civilizatório e como modo de reprodução do capitalismo

    RESEARCH STUDIES IN HIGHER EDUCATION: EDUCATING MULTICULTURAL COLLEGE STUDENTS-Ch 6

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    Book Chapte

    Consolidation in times of overcapacity: strategic alliances vs. mergers and acquisitions in the liner shipping industry

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    As the world has witnessed in the recent past, the economic environment surrounding global trade has become increasingly dynamic and uncertain, with sudden and unexpected crises, trade imbalances and downturns of various nature. A sizeable number of companies have been forced out of business across different industries due to their lack of ability to continuously adapt to a rapidly changing environment; perhaps one of the most interesting industries to analyse in this context of uncertainty is that of the Liner Shipping, which has particularly suffered in the past 5 years. Indeed, the market for freight transportation of goods has been hit by a chronic issue of overcapacity, which carriers have failed to keep under control for different reasons that will be analysed later in this work. Many liners have entered into strategic alliances to try and reduce the losses triggered by increasing competition in the market, as well as by a growing number of available vessels that caused freight prices to drop significantly; others have recurred to mergers and acquisitions of competitors, in an effort to reduce the overall capacity of the market although, as we will see, the desired effects have been slow to appear. In this paper, I will conduct an in-depth analysis of the economic factors responsible for this excess capacity that has been so harmful to the shipping industry, but I will also develop an understanding of the effects that both strategic alliances and M&As have produced on the competitive environment; this will serve as a basis to outline possible future trends and develop some insights for the industry decision-makers. Starting with a literature review to present the main research question and hypotheses, I will mostly base my research on a quantitative methodology, using secondary data on freight rates variations over time and other economic indicators, and analysing them in order to verify the research question

    Arsenic Contaminated Groundwater Has Serious Global Health Consequences: A Case Study from Bolivian Altiplano

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    There are many countries throughout the world where the local population’s water supply is exclusively obtained from groundwater and river discharge that is contaminated with arsenic. The Bolivian Altiplano which is a drainage basin within the Andes Mountains is an area of major concern; the arsenic levels are frequently well above The Environmental Protection Agency’s and The World Health Organizations minimum guidelines. Consumption of arsenic contaminated water can lead to a variety of minor to major health concerns. Mountainous areas are prime locations for identifying significantly high concentrations of arsenic in groundwater due to mountain building processes within their geologic past. Within the mountainous areas, drainage basins where contaminated water coverages, aquifers that are composed of arsenic rich minerals and hydrothermal springs seem to be the locations of the greatest aquatic arsenic concentrations. There is a strong need for public and private opinion to move toward working together so that global and regional challenges can be met with the proper skillsets. It is important for scientist of all disciplines, health professionals, educators and public servants to combat the issue of contaminated well water so that prolonged risky exposure can be mitigated to prevent serious health implications

    Intracytoplasmic morphologically selected sperm injection versus conventional intracytoplasmic sperm injection: A randomized controlled trial

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    Background: Intracytoplasmic morphologically selected sperm injection (IMSI) is still proposed and employed in the clinical practice to improve the reproductive outcome in infertile couples scheduled for conventional intracytoplasmic sperm injection (cICSI). The aim of the current randomized controlled trial (RCT) was to test the hypothesis that IMSI gives a better live birth delivery rate than cICSI. Methods: Infertile couples scheduled for their first cICSI cycle for male factor were allocated using a simple randomization procedure. All available biological and clinical data were recorded and analyzed in a triple-blind fashion. Results: Our final analysis involved the first 121 patients (48 and 73 subjects for IMSI and cICSI arm, respectively) because the trial was stopped prematurely on the advice of the data safety and monitoring Committee because of concerns about IMSI efficacy at the first interim analysis. No significant difference between arms was detected in rates of clinical pregnancy per embryo transferred [11/34 (32.3 %) vs. 15/64 (23.4 %); odds ratio (OR) 1.56, 95 % (confidence interval) CI 0.62–3.93, P = 0.343] and of live birth delivery [9/48 (18.8 %) vs. 11/73 (15.1 %); OR 1.30, 95%CI 0.49–3.42, P = 0.594). Conclusion: Current data did not support the routine use of IMSI in the clinical practice for improving cICSI results in unselected infertile couples with male factor

    Is postural stability compromised in women with urinary incontinence?

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    Women with urinary incontinence (UI) have an increased risk of falling compared to their age-matched peers without UI. Due to the anatomical location of the pelvic floor muscles, they are suspected to contribute to the maintenance of postural stability during everyday activities. Women with UI have weak or dysfunctional pelvic floor muscles. The purpose of this study was to determine if women with UI, specifically stress, urge, and mixed UI, have deficits in postural stability during static tasks and in response to postural perturbations of the support surface.;Methods: To measure static stability, 14 women (7 with UI: age 51.75 +/- 17.85 yrs, height 164.94 +/- 5.40 cm, mass 79.38 +/- 19.45 kg, number of falls 0.714 +/- 1.89, number of pregnancies 1.29 +/- 0.76 and 7 controls: age 51.71 +/- 18.20 yrs, height 163.29 +/- 6.64 cm, mass 60.47 +/- 8.32 kg, number of falls 0.00 +/- 0.00, number of pregnancies 1.29 +/- 0.76) stood quietly on a force plate with their eyes open and then eyes closed. These same women had their dynamic stability measured by undergoing perturbations of the force plate in both the toes up and toes down directions. A two-factor MANOVA (group x eyes open/closed) was performed on the following static variables: anterioposterior sway, mediolateral sway, length of the path of the center of pressure (COP), sway velocity in quiet stance, and elliptical sway area. Another two-factor MANOVA (group x toes up/down) was performed on the following dynamic variables: initial sway, total sway, and sway velocity. The alpha value for all statistical analyses was 0.05.;Results: No differences in the static stability variables of anterioposterior sway, mediolateral sway, length of the path of COP, sway velocity in quiet stance, and elliptical sway area were seen between groups. Results of the dynamic stability assessment revealed that the UI group had significantly less initial sway (p=0.006), total sway (p=0.008), and sway velocity (p=0.001) compared to the controls.;Conclusion: Women with UI have less COP movement in response to postural perturbations compared to an age and parity-matched control group. Further studies are needed to determine muscular compensations and co-contractions that may be contributing to this response

    Genetic Diversity of PCR-Positive, Culture-Negative and Culture-Positive Mycobacterium ulcerans Isolated from Buruli Ulcer Patients in Ghana.

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    Culture of Mycobacterium ulcerans from Buruli ulcer patients has very low sensitivity. Thus confirmation of M. ulcerans infection is primarily based on PCR directed against IS2404. In this study we compare the genotypes obtained by variable number of tandem repeat analysis of DNA from IS2404-PCR positive cultures with that obtained from IS2404 positive, culture-negative tissue. A significantly greater genetic heterogeneity was found among culture-negative samples compared with that found in cultured strains but a single genotype is over-represented in both sample sets. This study provides evidence that both the focal location of bacteria in a lesion as well as differences in the ability to culture a particular genotype may underlie the low sensitivity of culture. Though preliminary, data from this work also suggests that mycobacteria previously associated with fish disease (M. pseudoshottsii) may be pathogenic for humans

    A systematic review of value metrics for PSS design

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    The notion of ‘value’ has become pivotal in the PSS domain, with a plethora of ‘indicators’, ‘drivers’ and ‘measurements’ proposed to guide the assessment of PSS concepts across the design process. This paper presents the results of a systematic literature review that maps existing contributions dealing with metrics for PSS value in early design. The findings reveal the lack of a common taxonomy to define what PSS value is, as well as differences in terms of granularity of the applied metrics, which span from very generic to highly case-study specific. This mapping aims at validating a proposed classification framework for such metrics, which balances customer and provider value perspectives in early stage PSS concept assessment activities. Its goal is to raise the cross-functional design team awareness on the multiple value types impacted by early stage design decisions when working with MADM matrixes; hence to highlight opportunities for improvement, recombination and refinement
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