3 resultados para transactional boosting

em WestminsterResearch - UK


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Most contemporary explanations of congressional leadership postulate a version of contextual theory that typically places greatest emphasis on the strength of party and downplays the personal skills of individual leaders. By analyzing the leadership of just three recent individuals—Gingrich, Hastert, and Lott—this essay demonstrates the extent to which these leaders' different styles, skills, and characteristics interacted with changing political contexts and strategic environments to impact political and policy outcomes. Context matters, but so does leadership skill. Most graphically, Gingrich—a rare transforming leader in Burns' typology—demonstrates the importance of the right person and the right conditions being in place at the same time and the ability of an individual imaginative leader to intervene exogenously to have a significant effect on policy outcomes. Yet the essay also demonstrates that even where leaders adopt more conventional transactional styles, as Hastert and Lott did, the skill and success with which they juggle political pressures emanating from different, often conflicting, contexts—skills in context—also matters.

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When considering spaces of sex-work such as Patpong in Bangkok, Thailand, the inclination is to be drawn into habitual debates concerning the legitimacy of sex-work and the clear objectification of sex-workers. While these concerns are valid and real, there are significant absences in terms of the theoretical mapping of the space, such as the affect of the presence of law, bodies, space and the sexual encounter itself. Law emerges as the most significant presence, since it both forms the transactional surface of Patpong and produces the confusion and revilement that results from the confluence of cold legal exchange with the tactile intimacy of the sexual encounter. This text explores the ethnographic space of Patpong in order to understand ways in which law’s transactional, effective surface is both embodied through subjectivication and spatially emplaced, yet also disrupted through the affective agency of the bodies and spaces it enfolds in order to produce this surface. This exploration will point to the limitations of law’s effective surface and suggest ways in which law might be located within a regime of affect, which returns the law to the body it subjectivises.

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BACKGROUND The West African outbreak of Ebola virus disease that peaked in 2014 has caused more than 11,000 deaths. The development of an effective Ebola vaccine is a priority for control of a future outbreak. METHODS In this phase 1 study, we administered a single dose of the chimpanzee adenovirus 3 (ChAd3) vaccine encoding the surface glycoprotein of Zaire ebolavirus (ZEBOV) to 60 healthy adult volunteers in Oxford, United Kingdom. The vaccine was administered in three dose levels — 1×1010 viral particles, 2.5×1010 viral particles, and 5×1010 viral particles — with 20 participants in each group. We then assessed the effect of adding a booster dose of a modified vaccinia Ankara (MVA) strain, encoding the same Ebola virus glyco- protein, in 30 of the 60 participants and evaluated a reduced prime–boost interval in another 16 participants. We also compared antibody responses to inactivated whole Ebola virus virions and neutralizing antibody activity with those observed in phase 1 studies of a recombinant vesicular stomatitis virus–based vaccine expressing a ZEBOV glycoprotein (rVSV-ZEBOV) to determine relative potency and assess durability. RESULTS No safety concerns were identified at any of the dose levels studied. Four weeks after immunization with the ChAd3 vaccine, ZEBOV-specific antibody responses were similar to those induced by rVSV-ZEBOV vaccination, with a geometric mean titer of 752 and 921, respectively. ZEBOV neutralization activity was also similar with the two vaccines (geo- metric mean titer, 14.9 and 22.2, respectively). Boosting with the MVA vector increased virus-specific antibodies by a factor of 12 (geometric mean titer, 9007) and increased glycoprotein-specific CD8+ T cells by a factor of 5. Significant increases in neutralizing antibodies were seen after boosting in all 30 participants (geometric mean titer, 139; P<0.001). Virus-specific antibody responses in participants primed with ChAd3 remained positive 6 months after vaccination (geometric mean titer, 758) but were significantly higher in those who had received the MVA booster (geometric mean titer, 1750; P<0.001). CONCLUSIONS The ChAd3 vaccine boosted with MVA elicited B-cell and T-cell immune responses to ZEBOV that were superior to those induced by the ChAd3 vaccine alone. (Funded by the Wellcome Trust and others; ClinicalTrials.gov number, NCT02240875.)