179 research outputs found

    Insurance Claims Adjuster Remote Training Initiative

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    This paper contains a full training plan initiative to correct a knowledge gap among remote marine insurance adjusters. The problem originated from a longer claims handling process among remote adjusters dealing with Maritime Law claims. In an assessment in the analyze phase this knowledge gap was confirmed. Through analysis there were three major areas of maritime law that adjusters on staff did not test well on. The modules developed will follow the theory of micro learning due to the staff members having limited time to commit to learning each day. As the employees are remote, all of the learning events designed are asynchronous online modules. The evaluation plan will follow four levels of Kirkpatrick’s Levels of Learning. The organization desires to see a reduction in the time it takes field adjusters to handle maritime law claims by 50%, which would mean a deduction of 20 days

    Endobronchial laser ablation in the management of epithelial-myoepithelial carcinoma of the trachea

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    AbstractA 52 year old, never smoker presented to hospital with progressive shortness of breath and significant stridor over a five month period. He also described the feeling of needing to cough but being unable to expectorate. CT Thorax demonstrated a mass lesion in the trachea just distal to the larynx which was then confirmed on rigid bronchoscopy. Subsequent histology confirmed an epithelial-myoepithelial carcinoma.Only a few case reports document these rare salivary gland tumours occurring in other locations such as the respiratory tract. After staging showed only local disease, the patient was managed with rigid bronchoscopy and laser ablation therapy.We present the first documented case to be treated with endobronchial laser ablation therapy with discussion of the incidence, presentation and characteristics of these tumours including the treatment options, as well as the use of laser ablation in the management of benign and malignant endobronchial lesions

    Compositional stability and diversity of vascular plant communities following logging disturbance in Appalachian forests

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    Human-caused changes in disturbance regimes and introductions of nonnative species have the potential to result in widespread, directional changes in forest community structure. The degree that plant community composition persists or changes following disturbances depends on the balance between local extirpation and colonization by new species, including nonnatives. In this study, we examined species losses and gains, and entry of native vs. exotic species to determine how oak forests in the Appalachian Mountains might shift in species composition following a gradient of pulse disturbances (timber harvesting). We asked (1) how compositional stability of the plant community (resistance and resilience) was influenced by disturbance intensity, (2) whether community responses were driven by extirpation or colonization of species, and (3) how disturbance intensity influenced total and functional group diversity, including the nonnative proportion of the flora through time. We collected data at three spatial scales and three times, including just before, one year post-disturbance, and 10 years post-disturbance. Resistance was estimated using community distance measures between pre- and one Year post-disturbance, and resilience using community distance between pre- and 10-year post-disturbance conditions. The number of colonizing and extirpated species between sampling times was analyzed for all species combined and for six functional groups. Resistance and resilience decreased with increasing timber-harvesting disturbance; compositional stability was lower in the most disturbed plots, which Was driven by colonization, but not extirpation, of species. Colonization of species also led to increases in diversity after disturbance that was typically maintained after 10 years following disturbance. Most of the community-level responses were driven by post-disturbance colonization of native forbs and graminoids. The nonnative proportion of plant species tended to increase following disturbance, especially at large spatial scales in the most disturbed treatments, but tended to decrease through time following disturbance due to canopy development. The results of this study are consistent with the theory that resources released by disturbance have strong influences on species colonization and community composition. The effects of management activities tested in this study, which span a gradient of timber-harvesting disturbance, shift species composition largely via an increase in species colonization and diversity

    Measures of body habitus are associated with lung function in adults with cystic fibrosis: a population-based study

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    Background Body habitus differences may explain some of the variation in lung function between individuals with cystic fibrosis (CF). We tested the hypothesis that measures of lean muscle mass and obesity are independently associated with lung function in CF. Methods Cross-sectional study design using UK CF registry data from 2096 clinically stable adults. Results Serum creatinine and BMI were positively and independently associated with FEV1 and FVC. One standard deviation increment in serum creatinine was associated with an FEV1 increase of 171 ml (95% confidence intervals CI: + 116 to + 227 ml) in males and 90 ml (95% CI: + 46 to + 133 ml) in females. Compared to the reference group of 20–24.9 kg/m2, those with a BMI < 20 kg/m2 had lower FEV1 with values of − 642 ml (95%CI: − 784 to − 500 ml) for males and − 468 ml (95%CI: − 564 to − 372 ml) for females. Conclusions Prospective studies and controlled trials are required to ascertain if these associations have therapeutic potential in modifying disease progression

    Temporary Electrostatic Impairment of DNA Recognition: Light‐Driven DNA Binding of Peptide Dimers

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    This is the peer reviewed version of the following article: Jiménez‐Balsa, A. , Pazos, E. , Martínez‐Albardonedo, B. , Mascareñas, J. L. and Vázquez, M. E. (2012), Temporary Electrostatic Impairment of DNA Recognition: Light‐Driven DNA Binding of Peptide Dimers. Angew. Chem. Int. Ed., 51: 8825-8829, which has been published in final form at https://doi.org/10.1002/anie.201201627. This article may be used for non-commercial purposes in accordance with Wiley Terms and Conditions for Use of Self-Archived VersionsAppending negatively charged Glu8 tails to a peptide dimer derived from the GCN4 transcription factor leads to an effective suppression of its DNA binding. The specific DNA recognition can be restored by irradiation with UV light by using a photolabile linker between the acidic tail and the DNA binding peptideConsolider Ingenio. Grant Numbers: SAF2010‐20822‐C02, CTQ2009‐14431/BQU, CSD2007‐00006 Xunta de Galicia. Grant Numbers: INCITE09 209 084PR, PGIDIT08CSA‐047209PR, GRC2010/12 MINECOS

    Photochemical activation of TRPA1 channels in neurons and animals

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    Optogenetics is a powerful research tool because it enables high-resolution optical control of neuronal activity. However, current optogenetic approaches are limited to transgenic systems expressing microbial opsins and other exogenous photoreceptors. Here, we identify optovin, a small molecule that enables repeated photoactivation of motor behaviors in wild type animals. Surprisingly, optovin's behavioral effects are not visually mediated. Rather, photodetection is performed by sensory neurons expressing the cation channel TRPA1. TRPA1 is both necessary and sufficient for the optovin response. Optovin activates human TRPA1 via structure-dependent photochemical reactions with redox-sensitive cysteine residues. In animals with severed spinal cords, optovin treatment enables control of motor activity in the paralyzed extremities by localized illumination. These studies identify a light-based strategy for controlling endogenous TRPA1 receptors in vivo, with potential clinical and research applications in non-transgenic animals, including humans

    Children must be protected from the tobacco industry's marketing tactics.

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    Convalescent plasma in patients admitted to hospital with COVID-19 (RECOVERY): a randomised controlled, open-label, platform trial

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    Background: Many patients with COVID-19 have been treated with plasma containing anti-SARS-CoV-2 antibodies. We aimed to evaluate the safety and efficacy of convalescent plasma therapy in patients admitted to hospital with COVID-19. Methods: This randomised, controlled, open-label, platform trial (Randomised Evaluation of COVID-19 Therapy [RECOVERY]) is assessing several possible treatments in patients hospitalised with COVID-19 in the UK. The trial is underway at 177 NHS hospitals from across the UK. Eligible and consenting patients were randomly assigned (1:1) to receive either usual care alone (usual care group) or usual care plus high-titre convalescent plasma (convalescent plasma group). The primary outcome was 28-day mortality, analysed on an intention-to-treat basis. The trial is registered with ISRCTN, 50189673, and ClinicalTrials.gov, NCT04381936. Findings: Between May 28, 2020, and Jan 15, 2021, 11558 (71%) of 16287 patients enrolled in RECOVERY were eligible to receive convalescent plasma and were assigned to either the convalescent plasma group or the usual care group. There was no significant difference in 28-day mortality between the two groups: 1399 (24%) of 5795 patients in the convalescent plasma group and 1408 (24%) of 5763 patients in the usual care group died within 28 days (rate ratio 1·00, 95% CI 0·93–1·07; p=0·95). The 28-day mortality rate ratio was similar in all prespecified subgroups of patients, including in those patients without detectable SARS-CoV-2 antibodies at randomisation. Allocation to convalescent plasma had no significant effect on the proportion of patients discharged from hospital within 28 days (3832 [66%] patients in the convalescent plasma group vs 3822 [66%] patients in the usual care group; rate ratio 0·99, 95% CI 0·94–1·03; p=0·57). Among those not on invasive mechanical ventilation at randomisation, there was no significant difference in the proportion of patients meeting the composite endpoint of progression to invasive mechanical ventilation or death (1568 [29%] of 5493 patients in the convalescent plasma group vs 1568 [29%] of 5448 patients in the usual care group; rate ratio 0·99, 95% CI 0·93–1·05; p=0·79). Interpretation: In patients hospitalised with COVID-19, high-titre convalescent plasma did not improve survival or other prespecified clinical outcomes. Funding: UK Research and Innovation (Medical Research Council) and National Institute of Health Research
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