4,247 research outputs found

    Profiles of Missouri: Obesity Rate in Missouri

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    According to a recent report from the Trust for America's Health (TFAH), obesity rates in all but one of our fifty U.S. states rose last year at an alarming rate (the exception is Oregon, where the rate remained the same as the previous year, and data are not available for Hawaii). In this report, F as in Fat: How Obesity Policies are Failing in America, 2005, TFAH outlines the nation's growing problem. Approximately 119 million Americans, or 64.5 percent, are either overweight or obese, and the number of obese American adults rose, according to TFAH, from 23.7 percent in 2003 to 24.5 percent in 2004. Although the national goal is 15 percent or less of the population being obese, in 10 states more than 25 percent of adults are obese, and the national average of obese adults is 16 percent. This includes about 16 percent of active duty U.S. military personnel.Includes bibliographical reference

    The Caregiver’s Role Across the Bone Marrow Transplantation Trajectory

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    Background: Approximately 50 000 people undergo bone marrow transplants (BMTs) each year worldwide. With the move to more outpatient and home care, family caregivers are playing an ever-increasing role. However, there is little information regarding the needs and well-being of caregivers of individuals undergoing BMT. Objective: The study purpose was to gain a better understanding of the BMT experience across the trajectory from the perspective of the family caregiver. Methods: Qualitative interviews were conducted with 15 family caregivers during and 4 months after BMT. Interviews were recorded, transcribed verbatim, and analyzed using a content analysis approach. Results: Uncertainty and need for more information were 2 major underlying themes noted across the early BMT trajectory. Caregivers reported feeling overwhelmed and juggling multiple roles, including (a) ‘‘interpreter,’’ which included obtaining and translating medical information to their partner, family, and social network; (b) ‘‘organizer,’’ which included arranging and coordinating medical appointments (pre- and post-BMT) for the patient, but also juggling the needs of immediate and extended family members; and (c) ‘‘clinician,’’ which included assessing and identifying changes in their significant other, with many reporting that they had to be ‘‘vigilant’’ about or ‘‘on top of’’ any changes. Caregivers also reported the most challenging aspects of their role were to ‘‘be strong for everyone’’ and ‘‘finding balance.’’ Conclusions: Our results underscore the unique needs of family caregivers as a consequence of BMT. Implications for Practice: A greater understanding of the adaptation of caregivers will lead to the development of effective interventions for families going through BMT

    Microbial Cell Factories / \u201cDirect cloning in Lactobacillus plantarum: Electroporation with non-methylated plasmid DNA enhances transformation efficiency and makes shuttle vectors obsolete\u201d

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    Background: Lactic acid bacteria (LAB) play an important role in agricultural as well as industrial biotechnology. Development of improved LAB strains using e.g. library approaches is often limited by low transformation efficiencies wherefore one reason could be differences in the DNA methylation patterns between the Escherichia coli intermediate host for plasmid amplification and the final LAB host. In the present study, we examined the influence of DNA methylation on transformation efficiency in LAB and developed a direct cloning approach for Lactobacillus plantarum CD033. Therefore, we propagated plasmid pCD256 in E. coli strains with different dam/dcm-methylation properties. The obtained plasmid DNA was purified and transformed into three different L. plantarum strains and a selection of other LAB species. Results: Best transformation efficiencies were obtained using the strain L. plantarum CD033 and non-methylated plasmid DNA. Thereby we achieved transformation efficiencies of ~ 109 colony forming units/\u3bcg DNA in L. plantarum CD033 which is in the range of transformation efficiencies reached with E. coli. Based on these results, we directly transformed recombinant expression vectors received from PCR/ligation reactions into L. plantarum CD033, omitting plasmid amplification in E. coli. Also this approach was successful and yielded a sufficient number of recombinant clones. Conclusions: Transformation efficiency of L. plantarum CD033 was drastically increased when non-methylated plasmid DNA was used, providing the possibility to generate expression libraries in this organism. A direct cloning approach, whereby ligated PCR-products where successfully transformed directly into L. plantarum CD033, obviates the construction of shuttle vectors containing E. coli-specific sequences, as e.g. a ColEI origin of replication, and makes amplification of these vectors in E. coli obsolete. Thus, plasmid constructs become much smaller and occasional structural instability or mutagenesis during E. coli propagation is excluded. The results of our study provide new genetic tools for L. plantarum which will allow fast, forward and systems based genetic engineering of this species

    Sind wir schon in der Dienstleistungsgesellschaft angekommen?

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    In den letzten Jahren hat sich einiges in Deutschland auf dem Weg zur Dienstleistungsgesellschaft getan. Rein statistisch gesehen kann man bereits von einem Wandel von einer Industrie- zu einer Dienstleistungsgesellschaft sprechen. Aber, nach Prof. Dr. Martin Baethge, Universität Göttingen, ist die »Auskunftsfähigkeit bei der Frage des Charakters einer Gesellschaft - ob Dienstleistungs- oder noch Industriegesellschaft - ... begrenzt«. Vor allem der institutionelle Umbau ist, seiner Meinung nach, noch nicht abgeschlossen. Auch Prof. Dr. Dieter Spath, Fraunhofer-Institut für Arbeitswirtschaft und Organisation und Universität Stuttgart, und Marc Opitz, Fraunhofer-Institut für Arbeitswirtschaft und Organisation, beantworten die Frage mit »Jein«. Denn sie sehen noch erhebliche Defizite bei der Entwicklung und Leistungserbringung von Dienstleistungen

    Age modification of the relationship between C-reactive protein and fatigue: findings from Understanding Society (UKHLS)

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    Background: Systemic inflammation may play a role in the development of idiopathic fatigue, that is, fatigue not explained by infections or diagnosed chronic illness, but this relationship has never been investigated in community studies including the entire adult age span. We examine the association of the inflammatory marker C-reactive protein (CRP) and fatigue assessed annually in a 3-year outcome period for UK adults aged 16–98. Methods: Multilevel models were used to track fatigue 7, 19, and 31 months after CRP measurement, in 10 606 UK individuals. Models accounted for baseline fatigue, demographics, health conditions diagnosed at baseline and during follow-up, adiposity, and psychological distress. Sensitivity analyses considered factors including smoking, sub-clinical disease (blood pressure, anaemia, glycated haemoglobin), medications, ethnicity, and alcohol consumption. Results: Fatigue and CRP increased with age, and women had higher values than men. CRP was associated with future self-reported fatigue, but only for the oldest participants. Thus, in those aged 61–98 years, high CRP ( > 3 mg/L) independently predicted greater fatigue 7, 19, and 31 months after CRP measurement [odds ratio for new-onset fatigue after 7 months: 1.88, 95% confidence interval (CI) 1.21–2.92; 19 months: 2.25, CI 1.46–3.49; 31 months: 1.65, CI 1.07–2.54]. No significant longitudinal associations were seen for younger participants. Conclusions: Our findings support previously described CRP–fatigue associations in older individuals. However, there are clear age modifications in these associations, which may reflect a contribution of unmeasured sub-clinical disease of limited relevance to younger individuals. Further work is necessary to clarify intervening processes linking CRP and fatigue in older individuals

    Transformation kinetics and microstructures of Ti17 titanium alloy during continuous cooling

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    International audienceWe have investigated the microstructure evolutions in the Ti17 near Click to view the MathML source titanium alloy during heat treatments. The phase transformation has first been studied experimentally by combining X-ray diffraction analysis, electrical resistivity and microscopy observations. From a series of isothermal treatments, a IT diagram has been determined, which takes into account the different morphologies. Then, a Johnson–Mehl–Avrami–Kolmogorov (JMAK) model has been successfully used to describe the phase transformation kinetics during either isothermal or cooling treatments. Finally, the coupling of the JMAK model to the finite element software ZeBuLoN allowed us to investigate the evolution of the spatial distribution of the different morphologies during the cooling of an aircraft engine shaft disk after forging

    Semiclassical time--dependent propagation in three dimensions: How accurate is it for a Coulomb potential?

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    A unified semiclassical time propagator is used to calculate the semiclassical time-correlation function in three cartesian dimensions for a particle moving in an attractive Coulomb potential. It is demonstrated that under these conditions the singularity of the potential does not cause any difficulties and the Coulomb interaction can be treated as any other non-singular potential. Moreover, by virtue of our three-dimensional calculation, we can explain the discrepancies between previous semiclassical and quantum results obtained for the one-dimensional radial Coulomb problem.Comment: 8 pages, 4 figures (EPS

    Histologic and sonographic features of holmium laser in the treatment of chronic venous disease

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    A new holmium laser (HOL) has been introduced to the market. The device is able to reduce the great saphenous vein (GSV) caliber in a tumescence-free procedure, favoring an effective sclerotherapy of large vessels. Aim of the present investigation is to provide the first in vivo data about the effect of HOL on GSV histology

    Effects of Standard Labor-Wear on Swimming and Treading Water

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    We tested the hypothesis that occupational clothing would impair performance during swimming. The sub questions included: (1) Will the standard work wear of a railway worker or laborer impede swimming ability? (2) Will this clothing impact the individual’s ability to tread water? We addressed the research questions with three hypotheses. Analysis showed statistically significant p-values and all three null hypotheses were rejected in favor of the three research hypotheses, showing strong evidence that standard labor wear had adverse effects on 11.43 meter/12.5 yard swim time, water treading time and rate of perceived exertion (RPE) during water treading. The mean swim time more than doubled when the subjects wore standard labor-wear and their average rate of perceived exertion increased from 11.6 in standard swim wear to 17.1 in standard laborwear. It may be beneficial for those workers who work near water to be exposed to educational programs that allow in-water experiences so they develop an understanding of their abilities in, and respect for, the water

    Comparison of health technology assessment for new medicines in France and England : an example based on ixazomib for patients with relapsed or refractory multiple myeloma

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    Introduction: The appraisal of medicines is often a complex and iterative process. We compared the health technology assessment (HTA) process in England and France taking as a case study the example of ixazomib for multiple myeloma. Methods: We undertook an analysis of eight relevant published documents identifed from the websites of the French and English HTA bodies (HAS and NICE, respectively). We analyse patients’ availability of ixazomib resulting in the different stages of the appraisal process. Results: We identified differences in the assessment, one of these being the use of an appraisal scope in England allowing the differentiation of populations and comparators according to previously approved treatments. Ixazomib became available earlier in France as part of an early access programme, but the availability was soon discontinued for newly eligible patients following an HAS determination that Ixazomib yielded no additional benefit. This opinion resulted in long pricing discussions. In England, despite the absence of an early access programme and following a process that included cost-effectiveness evaluation combined with pricing discussions, the medicine was fairly rapidly recommended for use. Conclusions: Differences in the HTA process may result in appreciable differences in time from marketing authorisation to health service adoption of newly licensed drug
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