1,048 research outputs found

    The Donor Landscape for Access to Justice and Health

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    Evidence shows that increasing citizens' access to justice has a positive impact on public health, particularly the health of marginalized communities. A growing number of health donors address the social and rights-based determinants of health by funding health programs that incorporate access to justice strategies, including know-your-rights campaigns, legal empowerment, and strategic litigation. At the same time, human rights donors support access to justice strategies that address the right to health, but these donors rarely measure health outcomes. Despite significant programming and funding for health and access to justice from both sides, there has yet to emerge a clear priority to link these areas so that donors can mobilize and collaborate for leveraged impact.This briefing paper captures the complex web of entry points through which health and human rights donors address the intersection of justice and health. It identifies the barriers to stronger linkages, especially in relation to reaching marginalized communities, and it suggests strategies for donors to build support for this work

    The Global Fund at a Crossroads: Informing Advocacy on Global Fund Efforts in Human Rights, Support to Middle-income Countries, and Access to Medicines

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    There is an urgent need to revive and re-energize civil society advocacy to hold the Global Fund to Fight AIDS, Tuberculosis, and Malaria accountable to its origins and founding principles. Recent changes in Global Fund policy and practice have taken it away from the country-driven character that set it apart from other aid agencies. It risks becoming less centered on rights-based strategies to support national responses to AIDS, TB, and malaria.In April 2015, the Open Society Public Health Program convened a consultation of experts and advocates concerned about the future of the Global Fund, particularly in these key areas:preserving support to important programs in middle-income countriesrealizing the Global Fund's human rights objectivessupporting access to essential medicinesWithout concerted and well-informed efforts by advocates the Global Fund risks repudiating its own history, undermining its investments, and damaging its stature as a leader in global health. Furthermore, the Global Fund's ambitious strategy to end the epidemics by 2030 will be a pipe dream without a reinvigoration of commitments in these three key areas. This briefing paper summarizes the deliberations of the consultation, and provides recommendations that the Global Fund should undertake in order to uphold its founding values

    Is a Sense of Inequity an Ancestral Primate Trait? Testing Social Inequity in Cotton Top Tamarins

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    To address a controversy in the literature concerning whether monkeys show an aversion to inequity, individuals of a New World monkey species, cotton top tamarins (Saguinus oedipus) were tested in an offering task and in a bartering task. At issue was whether the monkeys rejected rewards because of a violation of expectancy of the preferred reward, or whether they rejected rewards because of a sensitivity to socially mediated inequity. The data from both tasks indicated that the subjects were more likely to reject when preferred rewards were presented, either because of another animal eating the reward (the social condition) or because of rewards being presented but inaccessible. The bartering task led to the only behavioral indication of aversion due specifically to social inequity, which was demonstrated when tamarins’ sensitivity to the difference in rewards increased with exposure to other tamarins working to receive the preferred rewards. The results suggest that social inequity aversion will be assessed by tamarins, and possibly by other primates, only under conditions of limited resources and a requirement of work, which may make the situation a bit more competitive and thus drives attention toward both social and reward evaluatio

    When Pandemics Collide: The Impact of COVID-19 on Childhood Obesity

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    • Children with obesity face increased biopsychosocial risks during COVID-19. • Stress exacerbates inflammation and immune response in obesity and COVID-19. • The COVID-19 pandemic has significantly interrupted children\u27s daily routines. • The health effects of the obesogenic environment are exacerbated by COVID-19. • Access to timely, comprehensive healthcare is critical during COVID-19

    Applications of patching to quadratic forms and central simple algebras

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    This paper provides applications of patching to quadratic forms and central simple algebras over function fields of curves over henselian valued fields. In particular, we use a patching approach to reprove and generalize a recent result of Parimala and Suresh on the u-invariant of p-adic function fields, for p odd. The strategy relies on a local-global principle for homogeneous spaces for rational algebraic groups, combined with local computations.Comment: 48 pages; connectivity now required in the definition of rational group; beginning of Section 4 reorganized; other minor change

    Long-Term Results from an Epiretinal Prosthesis to Restore Sight to the Blind

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    PurposeRetinitis pigmentosa (RP) is a group of inherited retinal degenerations leading to blindness due to photoreceptor loss. Retinitis pigmentosa is a rare disease, affecting only approximately 100 000 people in the United States. There is no cure and no approved medical therapy to slow or reverse RP. The purpose of this clinical trial was to evaluate the safety, reliability, and benefit of the Argus II Retinal Prosthesis System (Second Sight Medical Products, Inc, Sylmar, CA) in restoring some visual function to subjects completely blind from RP. We report clinical trial results at 1 and 3 years after implantation.DesignThe study is a multicenter, single-arm, prospective clinical trial.ParticipantsThere were 30 subjects in 10 centers in the United States and Europe. Subjects served as their own controls, that is, implanted eye versus fellow eye, and system on versus system off (native residual vision).MethodsThe Argus II System was implanted on and in a single eye (typically the worse-seeing eye) of blind subjects. Subjects wore glasses mounted with a small camera and a video processor that converted images into stimulation patterns sent to the electrode array on the retina.Main Outcome MeasuresThe primary outcome measures were safety (the number, seriousness, and relatedness of adverse events) and visual function, as measured by 3 computer-based, objective tests.ResultsA total of 29 of 30 subjects had functioning Argus II Systems implants 3 years after implantation. Eleven subjects experienced a total of 23 serious device- or surgery-related adverse events. All were treated with standard ophthalmic care. As a group, subjects performed significantly better with the system on than off on all visual function tests and functional vision assessments.ConclusionsThe 3-year results of the Argus II trial support the long-term safety profile and benefit of the Argus II System for patients blind from RP. Earlier results from this trial were used to gain approval of the Argus II by the Food and Drug Administration and a CE mark in Europe. The Argus II System is the first and only retinal implant to have both approvals

    The Adaptor Molecule Nck Localizes the WAVE Complex to Promote Actin Polymerization during CEACAM3-Mediated Phagocytosis of Bacteria

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    Background: CEACAM3 is a granulocyte receptor mediating the opsonin-independent recognition and phagocytosis of human-restricted CEACAM-binding bacteria. CEACAM3 function depends on an intracellular immunoreceptor tyrosine-based activation motif (ITAM)-like sequence that is tyrosine phosphorylated by Src family kinases upon receptor engagement. The phosphorylated ITAM-like sequence triggers GTP-loading of Rac by directly associating with the guanine nucleotide exchange factor (GEF) Vav. Rac stimulation in turn is critical for actin cytoskeleton rearrangements that generate lamellipodial protrusions and lead to bacterial uptake. Principal Findings: In our present study we provide biochemical and microscopic evidence that the adaptor proteins Nck1 and Nck2, but not CrkL, Grb2 or SLP-76, bind to tyrosine phosphorylated CEACAM3. The association is phosphorylation-dependent and requires the Nck SH2 domain. Overexpression of the isolated Nck1 SH2 domain, RNAi-mediated knock-down of Nck1, or genetic deletion of Nck1 and Nck2 interfere with CEACAM3-mediated bacterial internalization and with the formation of lamellipodial protrusions. Nck is constitutively associated with WAVE2 and directs the actin nucleation promoting WAVE complex to tyrosine phosphorylated CEACAM3. In turn, dominant-negative WAVE2 as well as shRNA-mediated knock-down of WAVE2 or the WAVE-complex component Nap1 reduce internalization of bacteria. Conclusions: Our results provide novel mechanistic insight into CEACAM3-initiated phagocytosis. We suggest that the CEACAM3 ITAM-like sequence is optimized to co-ordinate a minimal set of cellular factors needed to efficiently trigger actin-based lamellipodial protrusions and rapid pathogen engulfment
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