13 research outputs found

    The Rapid Deployments to Wildfires Experiment (RaDFIRE): Observations from the fire zone

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    The Rapid Deployments to Wildfires Experiment (RaDFIRE) was a meteorological field campaign aimed at observing fire–atmosphere interactions during active wildfires. Using a rapidly deployable scanning Doppler lidar, airborne Doppler radar, and a suite of other instruments, the field campaign sampled 21 wildfires from 2013 to 2016 in the western United States. Observations include rotating convective plumes, plume interactions with stable layers and multilayered smoke detrainment, convective plume entrainment processes, smoke-induced density currents, and aircraft in situ observations of developing pyrocumulus. Collectively, these RaDFIRE observations highlight the range of meteorological phenomena associated with wildfires, especially plume dynamics, and will provide a valuable dataset for the modeling community

    Diagnosing Alzheimer's disease: are we any nearer to useful biomarker-based, non-invasive tests?

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    Background: Alzheimer's disease (AD) accounts for 60-80% of cases of dementia and causes significant morbidity in patients and carers, and expense for health and social services. There is a need for a validated, non-invasive and cheap test to diagnose early AD, as diagnosis may enable prompt treatment and service planning. Aim: To identify emerging biomarker-based tests for the early diagnosis of AD which could be available for use in primary or generalist care in the near future.Design: Horizon scanning review.Methods: We searched online sources to identify emerging non-invasive, biomarker-based tests. Tests were included if they used blood, saliva or urine; and there was evidence of use in trials in patients with AD. For tests licensed for use in clinical or research settings we requested information from the developer on the intended place of use and plans for availability in Europe.Results: We identified 6 biomarker-based tests of which 5 are available for research or clinical use. The closest to market were AclarusDX(TM) (ExonHit Therapeutics) a gene signature test, and INNO-BIA plasma Abeta forms assay (Innogenetics N.V.) which may be CE marked for clinical use in 2015. We found no evidence of clinical utility or cost.Conclusion: Although biomarker-based tests are nearing clinical availability and may have a future role to help target AD-specific treatment and guide prognosis, they are not yet ready for trials of clinical utility in primary care

    Diagnosing Alzheimer's disease:are we any nearer to useful biomarker-based, non-invasive tests?

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    Background: Alzheimer’s disease (AD) accounts for 60–80% of cases of dementia and causes significant morbidity in patients and carers, and expense for health and social services. There is a need for a validated, non-invasive and cheap test to diagnose early AD, as diagnosis may enable prompt treatment and service planning. Aim: To identify emerging biomarker-based tests for the early diagnosis of AD which could be available for use in primary or generalist care in the near future. Design: Horizon scanning review. Methods: We searched online sources to identify emerging non-invasive, biomarker-based tests. Tests were included if they used blood, saliva or urine; and there was evidence of use in trials in patients with AD. For tests licensed for use in clinical or research settings we requested information from the developer on the intended place of use and plans for availability in Europe. Results: We identified 6 biomarker-based tests of which 5 are available for research or clinical use. The closest to market were AclarusDX™ (ExonHit Therapeutics) a gene signature test, and INNO-BIA plasma Aβ forms assay (Innogenetics N.V.) which may be CE marked for clinical use in 2015. We found no evidence of clinical utility or cost. Conclusion: Although biomarker-based tests are nearing clinical availability and may have a future role to help target AD-specific treatment and guide prognosis, they are not yet ready for trials of clinical utility in primary care

    Multi-­‐Method Assessment of ISIL

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    The contents of this paper reflect some of the work that Dr. Cabayan and his colleagues are doing to help us understand and comprehend this “intangible power” across a unique enterprise of academicians, scientists, policy intellectuals, current and former Foreign Service, military, and intelligence professionals. Most importantly, their efforts to improve our comprehension will enable us to adjust our efforts, our operations, our investments, and our risk-­‐calculations to more effectively contest it and the organization that wields it. I am grateful for their tireless work in this regard, and I commend it to the reader
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