11 research outputs found

    Vermont 2015 Annual Seat Belt Use Survey

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    Vermont 2015 Annual Seat Belt Use Survey

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    This report documents the activities involved in an annual seat belt usage survey for Vermont in 2015. The annual survey is used to follow seat belt usage over time as part of a highway safety program. This report describes the methodology of the study, which was updated from previous years, as well as reporting the results from the 86 locations included in the study. It was found that the overall seat belt use rate for Vermont was 85.8%, and the report concludes with recommendations for improving the methodology in future

    Vermont 2016 Annual Seat Belt Use Survey

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    The purpose of this study was to conduct the annual Vermont seat belt survey for 2016 at 82 roadside locations to determine the percentage of drivers and front-seat passengers who were using seat belts. The field work for this survey was conducted primarily during the months of June, July, and August in 2016, following the annual \u201cClick-It-or-Ticket\u201d campaign in May. Following the field observations, National Highway Traffic Safety Administration (NHTSA)-approved procedures were followed to develop a statewide weighted average of seat-belt use, along with an estimate of the standard error and the non-response rate for the 2016 survey

    Transient Nature of Long-Term Nonprogression and Broad Virus-Specific Proliferative T-Cell Responses with Sustained Thymic Output in HIV-1 Controllers

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    HIV-1(+) individuals who, without therapy, conserve cellular anti-HIV-1 responses, present with high, stable CD4(+) T-cell numbers, and control viral replication, facilitate analysis of atypical viro-immunopathology. In the absence of universal definition, immune function in such HIV controllers remains an indication of non-progression.CD4 T-cell responses to a number of HIV-1 proteins and peptide pools were assessed by IFN-gamma ELISpot and lymphoproliferative assays in HIV controllers and chronic progressors. Thymic output was assessed by sjTRECs levels. Follow-up of 41 HIV-1(+) individuals originally identified as "Long-term non-progressors" in 1996 according to clinical criteria, and longitudinal analysis of two HIV controllers over 22 years, was also performed. HIV controllers exhibited substantial IFN-gamma producing and proliferative HIV-1-specific CD4 T-cell responses to both recombinant proteins and peptide pools of Tat, Rev, Nef, Gag and Env, demonstrating functional processing and presentation. Conversely, HIV-specific T-cell responses were limited to IFN-gamma production in chronic progressors. Additionally, thymic output was approximately 19 fold higher in HIV controllers than in age-matched chronic progressors. Follow-up of 41 HIV-1(+) patients identified as LTNP in 1996 revealed the transitory characteristics of this status. IFN-gamma production and proliferative T-cell function also declines in 2 HIV controllers over 22 years.Although increased thymic output and anti-HIV-1 T-cell responses are observed in HIV controllers compared to chronic progressors, the nature of nonprogressor/controller status appears to be transitory

    The NIH Somatic Cell Genome Editing program.

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    The move from reading to writing the human genome offers new opportunities to improve human health. The United States National Institutes of Health (NIH) Somatic Cell Genome Editing (SCGE) Consortium aims to accelerate the development of safer and more-effective methods to edit the genomes of disease-relevant somatic cells in patients, even in tissues that are difficult to reach. Here we discuss the consortium\u27s plans to develop and benchmark approaches to induce and measure genome modifications, and to define downstream functional consequences of genome editing within human cells. Central to this effort is a rigorous and innovative approach that requires validation of the technology through third-party testing in small and large animals. New genome editors, delivery technologies and methods for tracking edited cells in vivo, as well as newly developed animal models and human biological systems, will be assembled-along with validated datasets-into an SCGE Toolkit, which will be disseminated widely to the biomedical research community. We visualize this toolkit-and the knowledge generated by its applications-as a means to accelerate the clinical development of new therapies for a wide range of conditions
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