1,738 research outputs found

    Men and manliness on the frontier: Queensland and British Columbia in the mid-nineteenth century

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    The Lawyer Amid Social Changes

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    Latest evidence for a late time vacuum -- geodesic CDM interaction

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    We perform a reconstruction of the coupling function between vacuum energy and geodesic cold dark matter using the latest observational data. We bin the interaction in seventeen redshift bins but use a correlation prior to prevent rapid, unphysical oscillations in the coupling function. This prior also serves to eliminate any dependence of the reconstruction on the binning method. We use two different forms of the correlation prior, finding that both give similar results for the reconstruction of the dark matter -- dark energy interaction. Calculating the Bayes factor for each case, we find no meaningful evidence for deviation from the null interacting case, i.e. Λ\LambdaCDM, in our reconstruction.Comment: 14 pages, 7 figures. Version 2 matches published version in Physics of the Dark Universe (Figure 2 updated to better show H0 and sigma 8 tensions, additional discussion of results added in section 4.1

    G75-246 Preventing Tail Biting in Swine (Anti-Comfort Syndrome) (Revised January 1983)

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    Tail biting in swine could be renamed the anti-comfort syndrome, for any feature of the pig\u27s environment that makes it uncomfortable may be expressed as tail biting. Tail biting is the most common of the pig\u27s antisocial vices, but not the only one. Ear chewing, navel sucking and acute cannabalism are other forms of antisocial expressions. This NebGuide analyzes the management situation of tail biting

    Merger, Akusisi dan Konsolidasi dalam Perspektif Hukum Persaingan Usaha

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    Mergers, acquisitions and consolidation is a business strategy that is commonly used in the business world to be able to build competitive advantage company, which in time can enhance shareholder value while maximizing the prosperity of the company owners or shareholders. To achieve the above objective normative, policy-makers need a plan and steps of strategic and accurate information to avoid the risk of failure. However, the strategy of merger, acquisition and consolidation of certain potentially inhibit fair competition conditions, thus becoming one of the objects that need to be regulated in Law no. 5 Year 1999 concerning Prohibition of Monopolistic Practices and Unfair Business Competition. Market impact of mergers, acquisitions and consolidation is important for analysis because it can have significant legal consequences for businesses, so that the research method used is the juridical normative and empirical approaches. In practice of mergers, acquisitions and consolidation intersect with regulation in other sectors, especially banking and capital markets. That is, there should be equality of perception and interpretation among the institutions that issued the policy

    Viral Interactions with Host RNA Decay Pathways

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    Eukaryotes have evolved a wide variety of RNA decay pathways to maintain cellular homeostasis, carry out programs of gene expression, and respond to changing environmental conditions. Individual RNA turnover mechanisms can operate constitutively or under only particular cellular conditions; similarly, some target many RNAs, while others act with great specificity. It has become increasingly clear that there are extensive interactions between viruses and the host RNA decay machinery. Often, the cellular RNA decay machinery poses a threat to viral gene expression, but viruses can also manipulate RNA decay pathways to promote viral replication. This special issue focuses on how cellular RNA decay factors recognize and degrade viral RNAs and viral strategies to subvert or evade these pathways

    Chemical Power for Microscopic Robots in Capillaries

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    The power available to microscopic robots (nanorobots) that oxidize bloodstream glucose while aggregated in circumferential rings on capillary walls is evaluated with a numerical model using axial symmetry and time-averaged release of oxygen from passing red blood cells. Robots about one micron in size can produce up to several tens of picowatts, in steady-state, if they fully use oxygen reaching their surface from the blood plasma. Robots with pumps and tanks for onboard oxygen storage could collect oxygen to support burst power demands two to three orders of magnitude larger. We evaluate effects of oxygen depletion and local heating on surrounding tissue. These results give the power constraints when robots rely entirely on ambient available oxygen and identify aspects of the robot design significantly affecting available power. More generally, our numerical model provides an approach to evaluating robot design choices for nanomedicine treatments in and near capillaries.Comment: 28 pages, 7 figure

    Expanding HAART Treatment to All Currently Eligible Individuals under the 2008 IAS-USA Guidelines in British Columbia, Canada

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    Background In 2008, the IAS-USA published the revised guidelines for the use of HAART in adults substantially increasing the number of individuals eligible for HAART. The epidemic in British Columbia (BC) is mainly among men who have sex with men and those with injection drug use. Here, we explored the potential impact of different HAART coverage scenarios, based on the new guidelines, on the HIV-related incidence, morbidity and mortality in BC, Canada. Methodology We built a mathematical transmission model to investigate different HAART coverage scenarios (50%, 60%, 75% and 100%) of those medically eligible to receive HAART under the 2008 IAS guidelines. All new scenarios were compared to the current coverage in BC under the 2006 IAS guidelines (i.e. baseline scenario). In BC, it is estimated that 25–30% of individuals are unaware of their status. Costs were drug-related and reported in Canadian dollars. HIV-related morbidity and mortality were estimated based on the disability-adjusted life years (DALY) methodology. Principal Findings Currently, there are 4379 individuals on HAART under the IAS 2006 guidelines and 6781 individuals who qualify for treatment based on the new guidelines. Within 5 years, increasing HAART coverage decreased yearly new infections by at least 44.8%. In the 50% scenario, in 5 years, DALY decreased by 53% corresponding to 4155 averted DALYs, and in 25 years it decreased by 66% corresponding to 5837 averted DALYs. The effect was even stronger if the 75% scenario was chosen instead. Compared to the 100% expansion scenario, we observed an excess in annual direct treatment expenditures at the end of 5 years of approximately 1 million dollars in the 75% scenario, and of approximately 2 million dollars in the 50% scenario. Conclusions/Significance The individual and public health benefits of these new guidelines are immense. The results show that by increasing the number of individuals on HAART save lives, it is cost averting, and it positively impacts society by decreasing the number of new HIV infections. Thus, public health community should consider incremental gains when considering guidelines and policy
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