نتایج جستجو برای: lsm

تعداد نتایج: 1841  

2015
Tobias M. Huber Edvinas Navickas Gernot Friedbacher Herbert Hutter Jürgen Fleig

The impact of cathodic bias on oxygen transport in La0.8Sr0.2MnO3 (LSM) thin films was investigated. Columnar-grown LSM thin films with different microstructures were deposited by pulsed laser deposition. 18O tracer experiments were performed on thin film microelectrodes with an applied cathodic bias of -300 or -450 mV, and the microelectrodes were subsequently analyzed by time-of-flight second...

2003
Jianhua Yu

Both migration deconvolution (MD) and least squares migration (LSM) are capable of improving the resolution and suppress acquisition footprints in migrated images. In this paper, we investigate the relative performance of these two technologies in enhancing migration image quality, suppressing artifacts and computational efficiency. Both MD and LSM were tested on SEG/EAGE overthrust models. The...

Journal: :The Journal of biological chemistry 2003
Joanna Kufel Christine Allmang Elisabeth Petfalski Jean Beggs David Tollervey

Depletion of any of the essential Lsm proteins, Lsm2-5p or Lsm8p, delayed pre-rRNA processing and led to the accumulation of many aberrant processing intermediates, indicating that an Lsm complex is required to maintain the normally strict order of processing events. In addition, high levels of degradation products derived from both precursors and mature rRNAs accumulated in Lsm-depleted strain...

Journal: :Anadolu kardiyoloji dergisi : AKD = the Anatolian journal of cardiology 2013
Ae-Young Her Jung-sun Kim Yong Hoon Kim Donghoon Choi Myeong-Ki Hong Yangsoo Jang

The late stent malapposition (LSM) is defined as a separation of the stent struts from the intima of the coronary artery wall which was not present just after implanting the stent. Although drug-eluting stents (DESs) dramatically reduce the in-stent restenosis, several studies have reported a higher frequency of LSM on follow-up intravascular ultrasound (IVUS) examination after DES implantation...

Journal: :Annals of hepatology 2013
Grace Lai-Hung Wong Julien Vergniol Peter Lo Vincent Wai-Sun Wong Juliette Foucher Brigitte Le Bail Paul Cheung-Lung Choi Faiza Chermak Kwong-Sak Leung Wassil Merrouche Henry Lik-Yuen Chan Victor de Lédinghen

UNLABELLED BACKGROUND AND RATIONALE FOR THE STUDY: Limited studies have aimed to define the cut-offs of XL probe (XL cut-offs) for different stages of liver fibrosis, whereas those of M probe (M cut-offs) may not be applicable to XL probe. We aimed to derive appropriate XL cut-offs in overweight patients. Patients with liver stiffness measurement (LSM) by both probes were recruited. XL cut-offs...

2018
Hui-Min Wu Li Sheng Qi Wang Han Bao Qi Miao Xiao Xiao Can-Jie Guo Hai Li Xiong Ma De-Kai Qiu Jing Hua

AIM To investigate the performance of transient elastography (TE) for diagnosis of fibrosis in patients with autoimmune hepatitis-primary biliary cholangitis (AIH-PBC) overlap syndrome. METHODS A total of 70 patients with biopsy-proven AIH-PBC overlap syndrome were included. Spearman correlation test was used to analyze the correlation of liver stiffness measurement (LSM) and fibrosis stage. ...

2011
I. Catapano F. Soldovieri L. Crocco

We discuss the applicability of the Linear Sampling Method (LSM) to GPR surveys carried out using array-based configurations. Since the images achieved via LSM are known to get worse when using a small number of antennas and a limited aperture, we introduce an analytic tool to foresee the expected LSM performance for a fixed array size and number of antennas. Notably, such a tool allows us to s...

2010
Yong K. Cho Carl T. Haas S. V. Sreenivasan Katherine Liapi

This paper introduces the statistical error modeling approach for a computercontrolled large-scale manipulator (LSM). The LSM is sufficiently representative of several types of construction equipment to be able to serve as a general test bed. In the analysis, three factors which are measurable in real time: distance, hydraulic pressure, and payload, were varied to determine their influence on p...

2015
Selvaprabu Nadarajah François Margot Nicola Secomandi

We develop least squares Monte Carlo (LSM) and approximate linear programming (ALP) methods for valuing multiple exercise options, such as energy swing and storage options, using term structure models. Our numerical and theoretical investigation shows the superiority of a rarely used LSM variant for estimating lower and upper bounds on the option value over the standard LSM version and the ALP ...

Journal: :The EMBO journal 1999
T Achsel H Brahms B Kastner A Bachi M Wilm R Lührmann

We describe the isolation and molecular characterization of seven distinct proteins present in human [U4/U6.U5] tri-snRNPs. These proteins exhibit clear homology to the Sm proteins and are thus denoted LSm (like Sm) proteins. Purified LSm proteins form a heteromer that is stable even in the absence of RNA and exhibits a doughnut shape under the electron microscope, with striking similarity to t...

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