نتایج جستجو برای: 2525
تعداد نتایج: 257 فیلتر نتایج به سال:
PURPOSE Brief bursts of RF noise during MR data acquisition ("k-space spikes") cause disruptive image artifacts, manifesting as stripes overlaid on the image. RF noise is often related to hardware problems, including vibrations during gradient-heavy sequences, such as diffusion-weighted imaging. In this study, we present an application of the Robust Principal Component Analysis (RPCA) algorithm...
BACKGROUND Recent primary prevention guidelines issued in Canada endorse the use of statin therapy among individuals at "intermediate risk" who have elevated levels of high-sensitivity C-reactive protein (hsCRP). However, trial data directly addressing whether this recommendation defines a patient population in which statin therapy is effective have not previously been published. METHODS AND ...
It is not clearly established if coinfections are more severe than single viral respiratory infections.The aim of the study was to study and to compare simple infections and viral coinfections of respiratory syncytial virus (RSV) in hospitalized children.From September 2005 to August 2013, a prospective study was conducted on children younger than 14 years of age, admitted with respiratory infe...
eter of similar concept to the software slew-scanning system presented in Ref. 7. A more exciting concept is a mul t ichannel direct-reading type processor which would incorporate several pairs of MACs and thus would allow parallel processing of an interferogram for several elements. Such a "di rec t reader" could be instant ly reconfigured under firmware control, as the "channels" of direct re...
Recent genome-wide association studies (GWAS) have identified multiple common genetic risk variants for breast cancer among women of Asian and European ancestry. Investigating these genetic susceptibility loci in other populations would be helpful to evaluate the generalizability of the findings and identify the causal variants for breast cancer. We evaluated 11 GWASidentified genetic susceptib...
Given the significance of cholesteryl ester (CE) accumulation in macrophage foam cell formation, we hypothesized that inhibitors of acyl-CoA:cholesterol O-acyltransferase (ACAT) would produce a histologically stable lesion by limiting macrophage enrichment and thereby a source of matrix metalloproteinases (MMPs). Male New Zealand White rabbits were sequentially fed a cholesterol/fat diet for 9 ...
Ketone bodies , β-hydroxybutyrate (BHB) and acetoacetate support mammalian survival during states of energy deficit by serving as alternative source of ATP1. BHB levels are elevated during starvation, high-intensity exercise or by the low carbohydrate ketogenic diet2. Prolonged caloric Users may view, print, copy, and download text and data-mine the content in such documents, for the purposes o...
Proofreading deficiencies of hepatitis B virus polymerase result in frequent DNA mutations in the hepatitis B virus genome. Here, we performed sequencing analysis of the hepatitis B virus polymerase gene to assess its association with the postoperative survival in 92 patients with HBV-related hepatocellular carcinoma by using the Kaplan-Meier method. The 2525, 2733, 2738, 2768, 2946, 3063, 3066...
Considerable effort has been directed to developMycobacterium tuberculosis vaccines to boost bacille Calmette-Guérin or for those who cannot be immunized with bacille Calmette-Guérin. We hypothesized that CD4 and CD8 T cell responses with a heterologous prime/boost vaccine approach could induce long-lived vaccine efficacy against M. tuberculosis in C57BL/6 mice. We produced an adenovirus vector...
BACKGROUND Adherence to a Mediterranean-type diet is linked to a lower risk of mortality and chronic disease, but the association with the progression of age-related macular degeneration (AMD) and genetic susceptibility is unknown. OBJECTIVE We examined the association of adherence to the Mediterranean diet and genetic susceptibility with progression to advanced AMD. DESIGN Among 2525 subje...
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