4,961 research outputs found
Compulsion Over Comity: The United States\u27 Assault on Foreign Bank Secrecy
Because of their physical proximities and tory secrecy laws, many nations have become bank secrecy havens, providing financial services and anonymity to people and business enterprises, both legitimate and illegitimate. In response, U.S. courts have systematically circumvented almost any challenge to the authority of our prosecutors and judicial procedures presented by nations that respect and uphold financial privacy. Unfortunately, efforts by other branches of the United States government to ease the friction created by the courts have proved to be only moderately effective and remain essentially unrecognized by the judiciary
Compulsion Over Comity: The United States\u27 Assault on Foreign Bank Secrecy
Because of their physical proximities and tory secrecy laws, many nations have become bank secrecy havens, providing financial services and anonymity to people and business enterprises, both legitimate and illegitimate. In response, U.S. courts have systematically circumvented almost any challenge to the authority of our prosecutors and judicial procedures presented by nations that respect and uphold financial privacy. Unfortunately, efforts by other branches of the United States government to ease the friction created by the courts have proved to be only moderately effective and remain essentially unrecognized by the judiciary
SigTree: A Microbial Community Analysis Tool to Identify and Visualize Significantly Responsive Branches in a Phylogenetic Tree.
Microbial community analysis experiments to assess the effect of a treatment intervention (or environmental change) on the relative abundance levels of multiple related microbial species (or operational taxonomic units) simultaneously using high throughput genomics are becoming increasingly common. Within the framework of the evolutionary phylogeny of all species considered in the experiment, this translates to a statistical need to identify the phylogenetic branches that exhibit a significant consensus response (in terms of operational taxonomic unit abundance) to the intervention. We present the R software package SigTree, a collection of flexible tools that make use of meta-analysis methods and regular expressions to identify and visualize significantly responsive branches in a phylogenetic tree, while appropriately adjusting for multiple comparisons
Binary Central Stars of Planetary Nebulae Discovered Through Photometric Variability III: The Central Star of Abell 65
A growing number of close binary stars are being discovered among central
stars of planetary nebulae. Recent and ongoing surveys are finding new systems
and contributing to our knowledge of the evolution of close binary systems. The
push to find more systems was largely based on early discoveries which
suggested that 10 to 15% of all central stars are close binaries. One goal of
this series of papers is confirmation and classification of these systems as
close binaries and determination of binary system parameters. Here we provide
time-resolved multi-wavelength photometry of the central star of Abell 65 as
well as further analysis of the nebula and discussion of possible
binary--nebula connections. Our results for Abell 65 confirm recent work
showing that it has a close, cool binary companion, though several of our model
parameters disagree with the recently published values. With our longer time
baseline of photometric observations from 1989--2009 we also provide a more
precise orbital period of 1.0037577 days.Comment: Accepted for publication in the Astronomical Journa
Identifying prognostic structural features in tissue sections of colon cancer patients using point pattern analysis
Diagnosis and prognosis of cancer is informed by the architecture inherent in cancer patient tissue sections. This architecture is typically identified by pathologists, yet advances in computational image analysis facilitate quantitative assessment of this structure. In this article we develop a spatial point process approach in order to describe patterns in cell distribution within tissue samples taken from colorectal cancer (CRC) patients. In particular, our approach is centered on the Palm intensity function. This leads to taking an approximate-likelihood technique in fitting point processes models. We consider two Neyman-Scott point processes and a void process, fitting these point process models to the CRC patient data. We find that the parameter estimates of these models may be used to quantify the spatial arrangement of cells. Importantly, we observe characteristic differences in the spatial arrangement of cells between patients who died from CRC and those alive at follow-up
Systematic review of the clinical effectiveness and cost-effectiveness, and economic evaluation, of denosumab for the treatment of bone metastases from solid tumours
Peer reviewedPublisher PD
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Functional Imaging of the Outer Retinal Complex using High Fidelity Imaging Retinal Densitometry
We describe a new technique, high fidelity Imaging Retinal Densitometry (IRD), which probes the functional integrity of the outer retinal complex. We demonstrate the ability of the technique to map visual pigment optical density and synthesis rates in eyes with and without macular disease. A multispectral retinal imaging device obtained precise measurements of retinal reflectance over space and time. Data obtained from healthy controls and 5 patients with intermediate AMD, before and after photopigment bleaching, were used to quantify visual pigment metrics. Heat maps were plotted to summarise the topography of rod and cone pigment kinetics and descriptive statistics conducted to highlight differences between those with and without AMD. Rod and cone visual pigment synthesis rates in those with AMD (vβ=β0.043βSD 0.019βmin-1 and vβ=β0.119βSD 0.046βmin-1, respectively) were approximately half those observed in healthy controls (vβ=β0.079βSD 0.024βmin-1 for rods and vβ=β0.206βSD 0.069βmin-1 for cones). By mapping visual pigment kinetics across the central retina, high fidelity IRD provides a unique insight into outer retinal complex function. This new technique will improve the phenotypic characterisation, diagnosis and treatment monitoring of various ocular pathologies, including AMD
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