394 research outputs found

    Multicultural Competencies of Healthcare Professionals and Disability-Inclusive in Telehealth during the COVID-19 Pandemic

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    There is evidence that people with disabilities are more likely to be discriminated against and to have disproportionate health care disparities compared to people who are able-bodied during the devastating COVID-19 pandemic. In light of COVID-19, telehealth has been transformed to the primary health care delivery due to social restrictions of most, globally. Disability-inclusive telehealth design can promote culturally diverse groups access and more accurate COVID-19 information, knowledge, public health measures, and guidelines of preventive strategies for acquiring COVID-19. Applying multicultural competencies is required for healthcare providers to maximize health engagement and outcomes of PWD. In many areas of health care, healthcare professionals recognize needs, expectations, and perceptions of diverse disability populations. That being said, healthcare professionals should implement appropriate interactions with a patient with a disability and provide culturally responsive telehealth services for other underrepresented groups as well. Hence, the multicultural competencies of healthcare professionals and disability responsive telehealth systems can assist PWD to mitigate health care disparities

    Suppressor of sable [Su(s)] and Wdr82 down-regulate RNA from heat-shock-inducible repetitive elements by a mechanism that involves transcription termination

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    Although RNA polymerase II (Pol II) productively transcribes very long genes in vivo, transcription through extragenic sequences often terminates in the promoter-proximal region and the nascent RNA is degraded. Mechanisms that induce early termination and RNA degradation are not well understood in multicellular organisms. Here, we present evidence that the suppressor of sable [su(s)] regulatory pathway of Drosophila melanogaster plays a role in this process. We previously showed that Su(s) promotes exosome-mediated degradation of transcripts from endogenous repeated elements at an Hsp70 locus (Hsp70-αβ elements). In this report, we identify Wdr82 as a component of this process and show that it works with Su(s) to inhibit Pol II elongation through Hsp70-αβ elements. Furthermore, we show that the unstable transcripts produced during this process are polyadenylated at heterogeneous sites that lack canonical polyadenylation signals. We define two distinct regions that mediate this regulation. These results indicate that the Su(s) pathway promotes RNA degradation and transcription termination through a novel mechanism

    Search for charged Higgs bosons in decays of top quarks

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    This is the publisher's version, also available electronically from http://journals.aps.org/prd/abstract/10.1103/PhysRevD.80.051107.We present a search for charged Higgs bosons in decays of top quarks, in the mass range 800.24 for m(H±)=80  GeV and B(t→H(+b))>0.19 for mH±=155  GeV at the 95% C.L

    Measurement of the top quark mass in final states with two leptons

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    This is the publisher's version, also available electronically from http://journals.aps.org/prd/abstract/10.1103/PhysRevD.80.092006.We present measurements of the top quark mass (mt) in tt-bar candidate events with two final state leptons using 1  fb(−1) of data collected by the D0 experiment. Our data sample is selected by requiring two fully identified leptons or by relaxing one lepton requirement to an isolated track if at least one jet is tagged as a b jet. The top quark mass is extracted after reconstructing the event kinematics under the tt-bar hypothesis using two methods. In the first method, we integrate over expected neutrino rapidity distributions, and in the second we calculate a weight for the possible top quark masses based on the observed particle momenta and the known parton distribution functions. We analyze 83 candidate events in the data and obtain mt=176.2±4.8(stat)±2.1(sys)  GeV and mt=173.2±4.9(stat)±2.0(sys)  GeV for the two methods, respectively. Accounting for correlations between the two methods, we combine the measurements to obtain mt=174.7±4.4(stat)±2.0(sys)  GeV

    Direct Measurement of the W Boson Width

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    This is the publisher's version, also available electronically from http://journals.aps.org/prl/abstract/10.1103/PhysRevLett.103.231802.We present a direct measurement of the width of the W boson using the shape of the transverse mass distribution of W→eν candidate events. Data from approximately 1  fb(−1) of integrated luminosity recorded at s√=1.96  TeV by the D0 detector at the Fermilab Tevatron pp-bar collider are analyzed. We use the same methods and data sample that were used for our recently published W boson mass measurement, except for the modeling of the recoil, which is done with a new method based on a recoil library. Our result, 2.028±0.072  GeV, is in agreement with the predictions of the standard model

    Search for New Fermions (“Quirks”) at the Fermilab Tevatron Collider

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    This is the publisher's version, also available electronically from http://journals.aps.org/prl/abstract/10.1103/PhysRevLett.105.211803.We report results of a search for particles with anomalously high ionization in events with a high transverse energy jet and large missing transverse energy in 2.4  fb(−1) of integrated luminosity collected by the D0 experiment at the Fermilab Tevatron pp-bar collider. Production of such particles (quirks) is expected in scenarios with extra QCD-like SU(N) sectors, and this study is the first dedicated search for such signatures. We find no evidence of a signal and set a lower mass limit of 107, 119, and 133 GeV for the mass of a charged quirk with strong dynamics scale Λ in the range from 10 keV to 1 MeV and N=2, 3, and 5, respectively

    Measurement of the tt-bar cross section using high-multiplicity jet events

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    This is the publisher's version, also available electronically from http://journals.aps.org/prd/abstract/10.1103/PhysRevD.82.032002.We present a measurement of the tt-bar cross section using high-multiplicity jet events produced in pp-bar collisions at s√=1.96  TeV. These data were recorded at the Fermilab Tevatron Collider with the D0 detector. Events with at least six jets, two of them identified as b jets, were selected from a 1  fb(−1) data set. The measured cross section, assuming a top quark mass of 175  GeV/c2, is 6.9±2.0  pb, in agreement with theoretical expectations

    Search for the Associated Production of a b Quark and a Neutral Supersymmetric Higgs Boson that Decays into τ Pairs

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    This is the publisher's version, also available electronically from http://journals.aps.org/prl/abstract/10.1103/PhysRevLett.104.151801.We report results from a search for production of a neutral Higgs boson in association with a b quark. We search for Higgs decays to τ pairs with one τ subsequently decaying to a muon and the other to hadrons. The data correspond to 2.7  fb(−1) of pp-bar collisions recorded by the D0 detector at s√=1.96  TeV. The data are found to be consistent with background predictions. The result allows us to exclude a significant region of parameter space of the minimal supersymmetric model

    High mass exclusive diffractive dijet production in ppbar collisions at √s = 1.96 TeV

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    We present evidence for diffractive exclusive dijet production with an invariant dijet mass greater than 100 GeV in data collected with the D0 experiment at the Fermilab Tevatron Collider. A discriminant based on calorimeter information is used to measure a significant number of events with little energy (typically less than 10 GeV) outside the dijet system, consistent with the diffractive exclusive dijet production topology. The probability for these events to be explained by other dijet production processes is 2×^(10−6), corresponding to a 4.7 standard deviation significance

    Combined Tevatron upper limit on gg→H→W^(+)W^(−) and constraints on the Higgs boson mass in fourth-generation fermion models

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    This is the publisher's version, also available electronically from http://journals.aps.org/prd/abstract/10.1103/PhysRevD.82.011102
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