60 research outputs found

    Upwelling events, coastal offshore exchange, links to biogeochemical processes - Highlights from the Baltic Sea Sciences Congress at Rostock University, Germany, 19-22 March 2007

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    The Baltic Sea Science Congress was held at Rostock University, Germany, from 19 to 22 March 2007. In the session entitled"Upwelling events, coastal offshore exchange, links to biogeochemical processes" 20 presentations were given,including 7 talks and 13 posters related to the theme of the session.This paper summarises new findings of the upwelling-related studies reported in the session. It deals with investigationsbased on the use of in situ and remote sensing measurements as well as numerical modelling tools. The biogeochemicalimplications of upwelling are also discussed.Our knowledge of the fine structure and dynamic considerations of upwelling has increased in recent decades with the advent ofhigh-resolution modern measurement techniques and modelling studies. The forcing and the overall structure, duration and intensity ofupwelling events are understood quite well. However, the quantification of related transports and the contribution to the overall mixingof upwelling requires further research. Furthermore, our knowledge of the links between upwelling and biogeochemical processes is stillincomplete. Numerical modelling has advanced to the extent that horizontal resolutions of c. 0.5 nautical miles can now be applied,which allows the complete spectrum of meso-scale features to be described. Even the development of filaments can be describedrealistically in comparison with high-resolution satellite data.But the effect of upwelling at a basin scale and possible changes under changing climatic conditions remain open questions

    Эффективность и безопасность препарата нусинерсен в рамках программы расширенного доступа в России

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    Introduction. Spinal muscular atrophy is a severe neuromuscular disease characterized by rapid progression of muscle weakness and early death. Pathogenetic therapy with nusinersen can significantly change the course of the disease and enable the patient to acquire new skills. The study of the efficacy and safety of nusinersen therapy in patients with type 1 spinal muscular atrophy should be continued. The aim of the study was to assess the safety and efficacy of nusinersen therapy in patients with type 1 spinal muscular atrophy for 6 months as part of an expanded access program at federal and regional healthcare facilities. Materials and methods. Patients with type 1 spinal muscular atrophy received nusinersen therapy under the expanded access program (NCT02865109). Patients were evaluated before starting treatment and 6 months after starting treatment. Overall motor development and motor function was assessed using the Hammersmith Infant Neurological Status Scale Part 2 and the Philadelphia Pediatric Hospital Neonatal Motor Scale. Results. 41 children aged 6 to 38 months received nusinersen therapy between July 2019 and March 2020. At the time of analysis, all patients were alive and continued treatment. The average improvement on the Hammersmith Hospital Neurological Status Scale was 3.7 points after 6 months of therapy compared to baseline (n = 39, p <0.001). The mean improvement on the Children’s Hospital of Philadelphia Scale for the Diagnosis of Motor Function in Newborns was 9.8 after 6 months of therapy from baseline (n = 30, p <0.001). Conclusion. The efficacy and safety of nusinersen have been demonstrated in real clinical practice in Russia in the treatment of early-onset spinal muscular atrophy.Введение. Спинальная мышечная атрофия – тяжелое нервно-мышечное заболевание, характеризующееся быстрым прогрессированием мышечной слабости, ранним летальным исходом. Применение патогенетической терапии нусинерсеном может существенно изменить течение болезни и дать возможность пациенту приобрести новые навыки. Изучение эффективности и безопасности терапии нусинерсеном у пациентов со спинальной мышечной атрофией 1-го типа неообходимо продолжать. Цель исследования – оценить безопасность и эффективность терапии нусинерсеном пациентов со спинальной мышечной атрофией 1-го типа в течение 6 мес в рамках клинической практики в лечебно-профилактических учреждениях федерального и регионального уровней. Материалы и методы. Пациенты со спинальной мышечной атрофией 1-го типа получали терапию препаратом нусинерсен в рамках программы расширенного доступа (NCT02865109). Оценка пациентов проводилась до начала лечения и через 6 мес после начала лечения. Оценивали общее двигательное развитие, моторную функцию – с помощью Шкалы оценки неврологического статуса больницы Хаммерсмит у детей раннего возраста, часть 2, и Шкалы детской больницы Филадельфии для диагностики двигательных функций у новорожденных. Результаты. Терапию препаратом нусинерсен получил 41 ребенок в возрасте от 6 до 38 мес в период с июля 2019 по март 2020 г. На момент анализа все пациенты были живы и продолжали лечение. Среднее улучшение по Шкале оценки неврологического статуса больницы Хаммерсмит составило 3,7 балла через 6 мес терапии по сравнению с исходным уровнем (n = 39, р <0,001). Среднее улучшение по Шкале детской больницы Филадельфии для диагностики двигательных функций у новорожденных составило 9,8 балла через 6 мес терапии по сравнению с исходным уровнем (n = 30, р <0,001). Заключение. Продемонстрированы эффективность и безопасность нусинерсена в условиях реальной клинической практики в России при терапии спинальной мышечной атрофии 1-го типа с ранним началом

    Uncovering the mechanisms of research capacity development in health and social care: a realist synthesis

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    BACKGROUND: Research capacity development (RCD) is considered fundamental to closing the evidence-practice gap, thereby contributing to health, wealth and knowledge for practice. Numerous frameworks and models have been proposed for RCD, but there is little evidence of what works for whom and under what circumstances. There is a need to identify mechanisms by which candidate interventions or clusters of interventions might achieve RCD and contribute to societal impact, thereby proving meaningful to stakeholders. METHODS: A realist synthesis was used to develop programme theories for RCD. Structured database searches were conducted across seven databases to identify papers examining RCD in a health or social care context (1998-2013). In addition, citation searches for 10 key articles (citation pearls) were conducted across Google Scholar and Web of Science. Of 214 included articles, 116 reported on specific interventions or initiatives or their evaluation. The remaining 98 articles were discussion papers or explicitly sought to make a theoretical contribution. A core set of 36 RCD theoretical and conceptual papers were selected and analysed to generate mechanisms that map across macro contexts (individual, team, organisational, network). Data were extracted by means of 'If-Then' statements into an Excel spreadsheet. Models and frameworks were deconstructed into their original elements. RESULTS: Eight overarching programme theories were identified featuring mechanisms that were triggered across multiple contexts. Three of these fulfilled a symbolic role in signalling the importance of RCD (e.g. positive role models, signal importance, make a difference), whilst the remainder were more functional (e.g. liberate talents, release resource, exceed sum of parts, learning by doing and co-production of knowledge). Outcomes from one mechanism produced changes in context to stimulate mechanisms in other activities. The eight programme theories were validated with findings from 10 systematic reviews (2014-2017). CONCLUSIONS: This realist synthesis is the starting point for constructing an RCD framework shaped by these programme theories. Future work is required to further test and refine these findings against empirical data from intervention studies

    Some schedule optimization probelms in network planning and control (NPC) systems with multiple resources

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    Re-planning support system for make-to-order production with reserved resources

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    International audienceMake-to-order production is often organized into projects with their own objectives. Such projects use strategic and critical resources that must be reserved at a strategic or a tactical planning level. When external resources need to be taken into consideration, they must be reserved based on their set of free time windows. A medium-term planning support system for the manager of a project where external resources are critical is proposed. By providing explanations for project inconsistencies, this system enables the decision-maker to restore consistency. After creating the initial medium-term plan, planning activity essentially consists in updating the existing schedule of a project when unexpected events arise. These may be due to internal or external disturbances. Indicators are proposed to help the manager follow the dynamic impact the disturbances will have on the project
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