999 resultados para 15-151
Modern Vaccines/Adjuvants Formulation-Session 2 (Plenary II): May 15-17, 2013-Lausanne, Switzerland.
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On the 15-17th May 2013, the Fourth International Conference on Modern Vaccines/Adjuvants Formulation was organized in Lausanne, Switzerland, and gathered stakeholders from academics and from the industry to discuss several challenges, advances and promises in the field of vaccine adjuvants. Plenary session 2 of the meeting was composed of four different presentations covering: (1) the recent set-up of an adjuvant technology transfer and training platform in Switzerland, (2) the proposition to revisit existing paradigms of modern vaccinology, (3) the properties of polyethyleneimine as potential new vaccine adjuvant, and (4) the progresses in the design of HIV vaccine candidates able to induce broadly neutralizing antibodies.
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Iowa Lottery Customer Newsletter
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Supported by IEEE 802.15.4 standardization activities, embedded networks have been gaining popularity in recent years. The focus of this paper is to quantify the behavior of key networking metrics of IEEE 802.15.4 beacon-enabled nodes under typical operating conditions, with the inclusion of packet retransmissions. We corrected and extended previous analyses by scrutinizing the assumptions on which the prevalent Markovian modeling is generally based. By means of a comparative study, we singled out which of the assumptions impact each of the performance metrics (throughput, delay, power consumption, collision probability, and packet-discard probability). In particular, we showed that - unlike what is usually assumed - the probability that a node senses the channel busy is not constant for all the stages of the backoff procedure and that these differences have a noticeable impact on backoff delay, packet-discard probability, and power consumption. Similarly, we showed that - again contrary to common assumption - the probability of obtaining transmission access to the channel depends on the number of nodes that is simultaneously sensing it. We evidenced that ignoring this dependence has a significant impact on the calculated values of throughput and collision probability. Circumventing these and other assumptions, we rigorously characterize, through a semianalytical approach, the key metrics in a beacon-enabled IEEE 802.15.4 system with retransmissions.
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Weekly Newsletter
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OBJECTIVE: To present a series of localized fibrous tumours of the pleura (LFTP), to define the clinical and histopathological diagnostic criteria of this tumour, and to determine the optimal treatment and follow-up. METHODS: Review of the charts of the patients with the diagnosis of LFTP (formerly called benign fibrous mesothelioma), as well as of all the histological sections, including immunohistochemical stains. Review of the literature with special emphasis on the clinical and histological criteria of malignancy. RESULTS: During the last 30 years, we found 15 patients with a complete clinical chart and histological material, particularly paraffin blocks of the tumour. The mean age was 57 years (range 27-79). Eight patients were asymptomatic, and the remaining seven presented with non-specific symptoms. All but one had complete resection of the tumour, including partial lung resection in two and partial chest wall resection in three. The diagnosis was confirmed by histological review in 15 cases. Immunohistochemical stainings showed positivity for vimentin in all cases, for CD 34 in 80%, but were consistently negative for cytokeratins. Nine tumours were histologically classified as malignant. Among them, five recurred, two of which were responsible for death. One benign tumour recurred after 1 year, and was treated successfully by repeat resection and radiotherapy. Overall, 13 patients (86%) were alive with no evidence of disease between 10 months and 27 years after the first resection. CONCLUSIONS: LFTP is a rare tumour which has a benign clinical course in over 80% of the cases, and is asymptomatic in half the patients. The diagnosis is difficult to establish before operation. Treatment consists of complete resection including adjacent structures if necessary. The clinical behaviour of LFTP cannot be predicted on the basis of histological aspects only. If histologically malignant tumours are more prone to recurrence and poor outcome, broad-based and locally invasive tumours bear a higher risk of recurrence. Long term follow-up is therefore mandatory in all cases in order to perform early re-resection when recurrence occurs.
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Weekly newsletter for Center For Acute Disease Epidemiology of Iowa Department of Public Health.
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Weekly newsletter for Center For Acute Disease Epidemiology of Iowa Department of Public Health.
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OBJECTIVES: To establish the gambling prevalence among Swiss resident youths, to estimate the associations between gambling frequency and substance use, poor mental health and social support and to determine the correlation between gambling pattern and gambling frequency. METHODS: Cross-sectional population-based survey conducted in 2007. From 1233 eligible participants aged 15-24 years, adequate information was available for 1116 (582 males), distributed into: non- (n=577), occasional (n=388) and frequent gamblers (n=151). Outcome measures: Substance use, social activities, presence of a reliable person among friends or family, psychological distress, major depression and gambling pattern. RESULTS: Overall, the 48.3% (n=539) of youths who had gambled during the previous year; were older and more likely to be male than non-gamblers. 13.5% (n=151) gambled at least weekly and could be differentiated from occasional gamblers on the basis of their gambling pattern. After controlling for gender, age and language area, occasional gamblers were significantly more likely to be occasional binge drinkers, whereas frequent gamblers were more likely to be daily smokers. CONCLUSION: Almost half of Swiss resident youths are involved in gambling. Both occasional and frequent gambling are associated with further health compromising behaviour. Practitioners dealing with young people should be aware that gambling is a behaviour that might be part of a more global risky behaviour framework.
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In accordance with 2005 IOWA ACTS Chapter 1175 (80)(4)(b), the State Library of Iowa submits this report on the uses and impact of state funding to Iowa libraries and Iowans through the Enrich Iowa Program. Enrich Iowa includes Direct State Aid to public libraries, Open Access and Access Plus. $2,298,432 was distributed to Iowa libraries through the FY05 Enrich Iowa program.
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Business Developments from the Iowa Department of Economic Development