70 research outputs found

    Connecting Nature: The Potential of Australian Dairy Initiatives in Collaborative Biodiversity Governance

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    The dairy industry can be considered a contributor to biodiversity loss in Australia. To address this, many forms of governance can be enlisted, including traditional legislation and regulations, persuasive techniques such as publicly funded subsidy programs or education, and participation in voluntary stewardship programs. This paper explores the benefits of collaborative governance programs, which have international applications to reduce the impact of the dairy industry on biodiversity loss. However, as the Australian sector is unique, the specific opportunities and present challenges are discussed. This paper reports three important objectives that could underpin industry-led initiatives by supporting improved biodiversity conservation on dairy farms: (1) Increase the personal and financial capacities of individual farmers to operate profitable, biodiverse farms; (2) Facilitate market rewards to incentivise pro-conservation behaviours; and (3) Improve the effectiveness of the implementation of biodiversity protection laws and regulatory objectives via collaborative governance arrangements. Existing environmental programs that have been developed by the dairy industry could be suitable for incorporation into more formal co-governance structures sympathetic to biodiversity conservation. However, to be successful in addressing sustainability issues, including biodiversity loss, strengthening the integrity mechanisms around farmers' self-reporting of performance is required to ensure that the industry can credibly refute claims of greenwashing and defend their environmental credentials in the global marketplace

    International spread of multidrug-resistant Rhodococcus equi

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    A multidrug-resistant clone of the animal and human pathogen Rhodococcus equi, MDR-RE 2287, has been circulating among equine farms in the United States since the 2000s. We report the detection of MDR-RE 2287 outside the United States. Our finding highlights the risk for MDR-RE spreading internationally with horse movements

    Pseudomonas aeruginosa quorum sensing molecules correlate with clinical status in cystic fibrosis

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    ABSTRACT Pseudomonas aeruginosa produces quorum sensing signal molecules that are potential biomarkers for infection. A prospective study of 60 cystic fibrosis patients with chronic P. aeruginosa, who required intravenous antibiotics for pulmonary exacerbations, was undertaken. Clinical measurements and biological samples were obtained at the start and end of the treatment period. Additional data were available for 29 of these patients when they were clinically stable. Cross-sectionally, quorum sensing signal molecules were detectable in the sputum, plasma and urine of 86%, 75% and 83% patients, respectively. They were positively correlated between the three biofluids. Positive correlations were observed for most quorum sensing signal molecules in sputum, plasma and urine, with quantitative measures of pulmonary P. aeruginosa load at the start of a pulmonary exacerbation. Plasma concentrations of 2-nonyl-4-hydroxy-quinoline (NHQ) were significantly higher at the start of a pulmonary exacerbation compared to clinical stability ( p<0.01). Following the administration of systemic antibiotics, plasma 2-heptyl-4-hydroxyquinoline ( p=0.02) and NHQ concentrations (p<0.01) decreased significantly. In conclusion, quorum sensing signal molecules are detectable in cystic fibrosis patients with pulmonary P. aeruginosa infection and are positively correlated with quantitative measures of P. aeruginosa. NHQ correlates with clinical status and has potential as a novel biomarker for P. aeruginosa infection

    Exome array analysis identifies new loci and low-frequency variants influencing insulin processing and secretion

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    Insulin secretion plays a critical role in glucose homeostasis, and failure to secrete sufficient insulin is a hallmark of type 2 diabetes. Genome-wide association studies (GWAS) have identified loci contributing to insulin processing and secretion1,2; however, a substantial fraction of the genetic contribution remains undefined. To examine low-frequency (minor allele frequency (MAF) 0.5% to 5%) and rare (MAF<0.5%) nonsynonymous variants, we analyzed exome array data in 8,229 non-diabetic Finnish males. We identified low-frequency coding variants associated with fasting proinsulin levels at the SGSM2 and MADD GWAS loci and three novel genes with low-frequency variants associated with fasting proinsulin or insulinogenic index: TBC1D30, KANK1, and PAM. We also demonstrate that the interpretation of single-variant and gene-based tests needs to consider the effects of noncoding SNPs nearby and megabases (Mb) away. This study demonstrates that exome array genotyping is a valuable approach to identify low-frequency variants that contribute to complex traits

    Identification of 12 new susceptibility loci for different histotypes of epithelial ovarian cancer.

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    To identify common alleles associated with different histotypes of epithelial ovarian cancer (EOC), we pooled data from multiple genome-wide genotyping projects totaling 25,509 EOC cases and 40,941 controls. We identified nine new susceptibility loci for different EOC histotypes: six for serous EOC histotypes (3q28, 4q32.3, 8q21.11, 10q24.33, 18q11.2 and 22q12.1), two for mucinous EOC (3q22.3 and 9q31.1) and one for endometrioid EOC (5q12.3). We then performed meta-analysis on the results for high-grade serous ovarian cancer with the results from analysis of 31,448 BRCA1 and BRCA2 mutation carriers, including 3,887 mutation carriers with EOC. This identified three additional susceptibility loci at 2q13, 8q24.1 and 12q24.31. Integrated analyses of genes and regulatory biofeatures at each locus predicted candidate susceptibility genes, including OBFC1, a new candidate susceptibility gene for low-grade and borderline serous EOC

    Towards an Australian republic, constitutionalising indigenous land rights

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    grantor: University of TorontoAustralia's Indigenous people have been dispossessed of their ancestral lands since colonisation began in 1788. Most Australians were unprepared for the High Court's decision in the 1992 Mabo case that established native title in Australia, despite the fact that such title had been recognised much earlier in other common law jurisdictions. However, the more that spiritual connection to the land is asserted by Aboriginal claimants, and requirements for the land's protection and ownership, the less the legal system will acknowledge it, as illustrated in the ridiculing of "secret women's business" in the Hindmarsh (Kumarangk) Island matter. As Australia is contemplating becoming a republic, it is timely to consider whether a new constitution would better protect Indigenous land rights. If we consider Aboriginal rights in Canada's constitution, the protection of individual rights in the United States constitution and developments of Indigenous peoples' rights at the international level we may understand more clearly whether constitutional entrenchment would be a suitable solution for Australia.L.L.M

    The Blue Book of Grammar and Punctuation: An Easy-to-Use Guide with Clear Rules, Real-World Examples, and Reproducible Quizze

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    The Blue Book of Grammar and Punctuation is filled with easy-to-understand rules,real-world examples, dozens of reproducible exercises, and pre- and post-tests. This handy workbook is ideal for teachers, students in middle school through college, ESL students, homeschoolers, and professionals. Valuable for anyone who takes tests or writes reports, letters, Web pages, e-mails, or blogs, The Blue Book offers instant answers to everyday English usage questions
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