355 research outputs found

    Progress Report on Implementation of Regional Committee Resolution AFR/RC59/R3 on Accelerated Malaria Control

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    Several resolutions have been adopted and commitments made to scale up malaria control towards elimination in the African Region. These include United Nations, African Union, regional economic communities, World Health Assembly and Regional Committee resolutions. WHO AFRO provides support to countries, regional economic communities and the African Union in planning, implementing monitoring and evaluating their malaria control and elimination strategies. WHO also provides guidance and support for capacity building and resource mobilization towards reduction of the burden of malaria. As a result of scaling up evidence-based and high impact malaria interventions, the overall estimated incidence of malaria in the African Region fell by 33% from 2000 to 2010 and the upward trend of the disease was reversed. Furthermore, 12 countries in the African Region are on track to reduce malaria incidence by at least 50–75% by 2015. The action points of Resolution RC 59/R3 on Accelerated Malaria Control: Towards Elimination in the African Region remain relevant and should continue to guide countries in the context of their broader health, development and poverty reduction agenda.\u

    Finding the Integrated Care Evidence Base in PubMed and Beyond: A Bibliometric Study of the Challenges

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    Introduction: Integrated care research evidence should be optimally visible and accessible to stakeholders. This study examines the contribution of specific databases to the discovery of integrated care evidence, and tests the usefulness of Medical Subject Heading (MeSH) indexing of this literature within PubMed. Methods: We used bibliometric methods to analyse the integrated care literature indexed within six databases between 2007 and 2016. An international expert advisory group assessed the relevance of citations randomly retrieved from PubMed using MeSH term ‘Delivery of Health Care, Integrated’. Results: Integrated care evidence is diffuse, spread across many journals. Between 2007 and 2016, integrated care citations grew substantially, with the rate of increase highest in Embase. PubMed contributes the largest proportion of unique citations (citations not included in any of the other databases analysed), followed by Embase, PsycINFO and CINAHL. On average, expert reviewers rated 42.5% of citations retrieved by MeSH term ‘Delivery of Health Care, Integrated’ as relevant to integrated care. When these citations were dual reviewed, inter-rater agreement was low. Conclusion: MeSH terms alone are insufficient to retrieve integrated care content from PubMed. Embase and CINAHL contain unique content not found in PubMed that should not be overlooked. A validated search filter is proposed to simplify the process of finding integrated care research for clinicians, managers and decision-makers

    Ethylene signal transduction elements involved in chilling injury in non-climacteric loquat fruit

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    Loquat (Eriobotrya japonica Lindl.) is a subtropical fruit, with some cultivars such as ‘Luoyangqing’ (LYQ) susceptible to chilling injury (CI), while others such as ‘Baisha’ (BS) are resistant. Although loquats are non-climacteric, modulation of ethylene has an effect on ripening-related post-harvest CI. Therefore the role of ethylene signalling in the development of CI was investigated in fruit of both the LYQ and BS cultivars. Three ethylene receptor genes, one CTR1-like gene, and one EIN3-like gene were isolated and characterized in ripening fruit. All of these genes were expressed differentially within and between fruit of the two cultivars. Transcripts either declined over fruit development (EjERS1a in both cultivars and EjEIL1 in LYQ) or showed an increase in the middle stages of fruit development before declining (EjETR1, EjERS1b, and EjCTR1 in both cultivars and EjEIL1 in BS). The main cultivar differences were in levels rather than in patterns of expression during post-harvest storage. EjETR1, EjCTR1, and EjEIL1 genes showed increased expression in response to low temperature and this was particularly notable for EjETR1, and EjEIL1 during CI development in LYQ fruit. The genes were also differentially responsive to ethylene treatment, 1-methycyclopropene (1-MCP) and low temperature conditioning, confirming a role for ethylene in regulation of CI in loquat fruit

    School performance of international adoptees better than expected from cognitive test results

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    Objective: To investigate school performance of international adoptees in relation to their cognitive competence. Method: From the population of all male Swedish residents born 1973–1976, registered in the census 1985 and with complete test scores from military conscription, the following study groups were identified: Korean adoptees (n = 320), non-Korean adoptees (n = 1,125), siblings (children born by adoptive parents, n = 190) and Swedish majority comparisons (n = 142,024). Global scores from intelligence tests at conscription were compared with grade points from the last compulsory school year (year 9). Linear and logistic regression was applied in statistical analyses. Results: The mean grade points in theoretical subjects were lower in non-Korean adoptees than in the majority population, but when global test scores from military conscription were adjusted for, outcomes were significantly better, equal for physics, than in the majority population. The grade points of Korean adoptees were higher than in the majority population and the same held true after adjusting for global test scores. When SES was taken into account, the risk of poor school performance (only completed lower subject levels) increased in non-Korean adoptees compared to models only adjusted for age and sex. Conclusion: Male international adoptees generally perform better in school than expected by their cognitive competence. A cognitive evaluation is important in the assessment of adoptees with learning difficulties

    Effects of Visual Experience on Vascular Endothelial Growth Factor Expression during the Postnatal Development of the Rat Visual Cortex

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    The development of the cortical vascular network depends on functional maturation. External inputs are an essential requirement in the modeling of the visual cortex, mainly during the critical period, when the functional and structural properties of visual cortical neurons are particularly susceptible to alterations. Vascular endothelial growth factor (VEGF) is the major angiogenic factor, a key signal in the induction of vessel growth. Our study focused on the role of visual stimuli on the development of the vascular pattern correlated with VEGF levels. Vascular density and the expression of VEGF were examined in the primary visual cortex of rats reared under different visual environments (dark rearing, dark-rearing in conditions of enriched environment, enriched environment, and laboratory standard conditions) during postnatal development (before, during, and after the critical period). Our results show a restricted VEGF cellular expression to astroglial cells. Quantitative differences appeared during the critical period: higher vascular density and VEGF protein levels were found in the enriched environment group; both dark-reared groups showed lower vascular density and VEGF levels, which means that enriched environment without the physical exercise component does not exert effects in dark-reared rats

    Practice change in chronic conditions care: an appraisal of theories

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    Open Access This article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.Background Management of chronic conditions can be complex and burdensome for patients and complex and costly for health systems. Outcomes could be improved and costs reduced if proven clinical interventions were better implemented, but the complexity of chronic care services appears to make clinical change particularly challenging. Explicit use of theories may improve the success of clinical change in this area of care provision. Whilst theories to support implementation of practice change are apparent in the broad healthcare arena, the most applicable theories for the complexities of practice change in chronic care have not yet been identified. Methods We developed criteria to review the usefulness of change implementation theories for informing chronic care management and applied them to an existing list of theories used more widely in healthcare. Results Criteria related to the following characteristics of chronic care: breadth of the field; multi-disciplinarity; micro, meso and macro program levels; need for field-specific research on implementation requirements; and need for measurement. Six theories met the criteria to the greatest extent: the Consolidate Framework for Implementation Research; Normalization Process Theory and its extension General Theory of Implementation; two versions of the Promoting Action on Research Implementation in Health Services framework and Sticky Knowledge. None fully met all criteria. Involvement of several care provision organizations and groups, involvement of patients and carers, and policy level change are not well covered by most theories. However, adaptation may be possible to include multiple groups including patients and carers, and separate theories may be needed on policy change. Ways of qualitatively assessing theory constructs are available but quantitative measures are currently partial and under development for all theories. Conclusions Theoretical bases are available to structure clinical change research in chronic condition care. Theories will however need to be adapted and supplemented to account for the particular features of care in this field, particularly in relation to involvement of multiple organizations and groups, including patients, and in relation to policy influence. Quantitative measurement of theory constructs may present difficulties

    Genetic improvement of tomato by targeted control of fruit softening

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    Controlling the rate of softening to extend shelf life was a key target for researchers engineering genetically modified (GM) tomatoes in the 1990s, but only modest improvements were achieved. Hybrids grown nowadays contain 'non-ripening mutations' that slow ripening and improve shelf life, but adversely affect flavor and color. We report substantial, targeted control of tomato softening, without affecting other aspects of ripening, by silencing a gene encoding a pectate lyase

    Development of lower limb range of motion from early childhood to adolescence in cerebral palsy: a population-based study

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    <p>Abstract</p> <p>Background</p> <p>The decreasing range of joint motion caused by insufficient muscle length is a common problem in children with cerebral palsy (CP), often worsening with age. In 1994 a CP register and health care programme for children with CP was initiated in southern Sweden. The aim of this study was to analyse the development of the passive range of motion (ROM) in the lower limbs during all the growth periods in relation to gross motor function and CP subtype in the total population of children with CP.</p> <p>Methods</p> <p>In total, 359 children with CP born during 1990-1999, living in the southernmost part of Sweden in the year during which they reached their third birthday and still living in the area in the year of their seventh birthday were analysed. The programme includes a continuous standardized follow-up with goniometric measurements of ROM in the lower limbs. The assessments are made by each child's local physiotherapist twice a year until 6 years of age, then once a year. In total, 5075 assessments from the CPUP database from 1994 to 1 January 2007 were analysed.</p> <p>Results</p> <p>The study showed a decreasing mean range of motion over the period 2-14 years of age in all joints or muscles measured. The development of ROM varied according to GMFCS level and CP subtype.</p> <p>Conclusion</p> <p>We found a decreasing ROM in children with CP from 2-14 years of age. This information is important for both the treatment and follow-up planning of the individual child as well as for the planning of health care programmes for all children with CP.</p

    Association between gross motor function (GMFCS) and manual ability (MACS) in children with cerebral palsy. A population-based study of 359 children

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    <p>Abstract</p> <p>Background</p> <p>The Gross Motor Function Classification System (GMFCS) has become an important tool to describe motor function in children with Cerebral Palsy (CP). The Manual Ability Classification System (MACS) was developed recently as a corresponding classification of manual ability. The aim of this study was to describe the association between gross motor function and manual ability in a total population of children with cerebral palsy.</p> <p>Methods</p> <p>365 children, born 1992 to 2001, who were registered in a population-based health care programme (CPUP) for children with CP living in the south of Sweden were included in the study. GMFCS was evaluated by the child's physiotherapist and MACS by the occupational therapist. CP diagnosis and subtype were determined by the neuropaediatrician at or after the age of four.</p> <p>Results</p> <p>GMFCS levels were available in all 365 children, MACS levels in 359 (98%). There was a poor overall correlation between gross motor function and manual ability. However, different associations between gross motor function and manual ability were found in the different diagnostic subtypes. Children with spastic hemiplegia generally had a lower level of manual ability than gross motor function (p < 0.001). The reverse association was generally found in children with spastic diplegia (p < 0.001). Children with dyskinetic CP had large limitations in both gross motor function and manual ability, with no significant discrepancy between GMFCS and MACS levels.</p> <p>Conclusion</p> <p>Gross motor function and manual ability are often discrepant in children with CP, and the patterns seem to vary across the different subgroups based on the predominant neurological findings. To give a complete clinical picture when evaluating these children, both aspects have to be described. The GMFCS and the MACS seem to work well in this context and seem very useful in population-based studies, in health care registers for children with CP, and in clinical practice.</p
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