59 research outputs found

    Brief of Amici Curiae Constitutional Law Scholars In Support Of Petitioners

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    “[I]n a complex society and an era of pervasive governmental regulation, defining the proper realm for free exercise can be difficult.” Burwell v. Hobby Lobby Stores, Inc., 134 S. Ct. 2751, 2781, 2785 (2014) (Kennedy, J., concurring). The Religious Freedom Restoration Act (“RFRA”)2 addresses that difficulty by harmonizing religious freedom and the interests of third parties. RFRA will not exempt free exercise from a law’s command simply because the law substantially burdens religion—nor will it deny a religious exemption simply because the exemption would affect a third party

    Brief of Amici Curiae Constitutional Law Scholars In Support Of Petitioners

    Get PDF
    “[I]n a complex society and an era of pervasive governmental regulation, defining the proper realm for free exercise can be difficult.” Burwell v. Hobby Lobby Stores, Inc., 134 S. Ct. 2751, 2781, 2785 (2014) (Kennedy, J., concurring). The Religious Freedom Restoration Act (“RFRA”)2 addresses that difficulty by harmonizing religious freedom and the interests of third parties. RFRA will not exempt free exercise from a law’s command simply because the law substantially burdens religion—nor will it deny a religious exemption simply because the exemption would affect a third party

    Gene expression analyses in maize inbreds and hybrids with varying levels of heterosis

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    <p>Abstract</p> <p>Background</p> <p>Heterosis is the superior performance of F<sub>1 </sub>hybrid progeny relative to the parental phenotypes. Maize exhibits heterosis for a wide range of traits, however the magnitude of heterosis is highly variable depending on the choice of parents and the trait(s) measured. We have used expression profiling to determine whether the level, or types, of non-additive gene expression vary in maize hybrids with different levels of genetic diversity or heterosis.</p> <p>Results</p> <p>We observed that the distributions of better parent heterosis among a series of 25 maize hybrids generally do not exhibit significant correlations between different traits. Expression profiling analyses for six of these hybrids, chosen to represent diversity in genotypes and heterosis responses, revealed a correlation between genetic diversity and transcriptional variation. The majority of differentially expressed genes in each of the six different hybrids exhibited additive expression patterns, and ~25% exhibited statistically significant non-additive expression profiles. Among the non-additive profiles, ~80% exhibited hybrid expression levels between the parental levels, ~20% exhibited hybrid expression levels at the parental levels and ~1% exhibited hybrid levels outside the parental range.</p> <p>Conclusion</p> <p>We have found that maize inbred genetic diversity is correlated with transcriptional variation. However, sampling of seedling tissues indicated that the frequencies of additive and non-additive expression patterns are very similar across a range of hybrid lines. These findings suggest that heterosis is probably not a consequence of higher levels of additive or non-additive expression, but may be related to transcriptional variation between parents. The lack of correlation between better parent heterosis levels for different traits suggests that transcriptional diversity at specific sets of genes may influence heterosis for different traits.</p

    Twenty-three unsolved problems in hydrology (UPH) – a community perspective

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    This paper is the outcome of a community initiative to identify major unsolved scientific problems in hydrology motivated by a need for stronger harmonisation of research efforts. The procedure involved a public consultation through on-line media, followed by two workshops through which a large number of potential science questions were collated, prioritised, and synthesised. In spite of the diversity of the participants (230 scientists in total), the process revealed much about community priorities and the state of our science: a preference for continuity in research questions rather than radical departures or redirections from past and current work. Questions remain focussed on process-based understanding of hydrological variability and causality at all space and time scales. Increased attention to environmental change drives a new emphasis on understanding how change propagates across interfaces within the hydrological system and across disciplinary boundaries. In particular, the expansion of the human footprint raises a new set of questions related to human interactions with nature and water cycle feedbacks in the context of complex water management problems. We hope that this reflection and synthesis of the 23 unsolved problems in hydrology will help guide research efforts for some years to come

    New genetic loci link adipose and insulin biology to body fat distribution.

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    Body fat distribution is a heritable trait and a well-established predictor of adverse metabolic outcomes, independent of overall adiposity. To increase our understanding of the genetic basis of body fat distribution and its molecular links to cardiometabolic traits, here we conduct genome-wide association meta-analyses of traits related to waist and hip circumferences in up to 224,459 individuals. We identify 49 loci (33 new) associated with waist-to-hip ratio adjusted for body mass index (BMI), and an additional 19 loci newly associated with related waist and hip circumference measures (P < 5 × 10(-8)). In total, 20 of the 49 waist-to-hip ratio adjusted for BMI loci show significant sexual dimorphism, 19 of which display a stronger effect in women. The identified loci were enriched for genes expressed in adipose tissue and for putative regulatory elements in adipocytes. Pathway analyses implicated adipogenesis, angiogenesis, transcriptional regulation and insulin resistance as processes affecting fat distribution, providing insight into potential pathophysiological mechanisms

    KBase: The United States Department of Energy Systems Biology Knowledgebase.

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