نتایج جستجو برای: conventional medium
تعداد نتایج: 488649 فیلتر نتایج به سال:
Human schistosomiasis is widespread in tropical and subtropical environments. In this study, a novel open cell with liquid medium perfusion system for electrorotation measurement to detect the viability of schistosomal eggs is proposed. With no solid top or bottom surface, the liquid medium perfusion system solves some of the problems of conventional electrorotation testing systems. This kind o...
OBJECTIVES The aim of this study was to compare conventional versus steerable catheter guided coronary sinus (CS) cannulation in patients with advanced heart failure undergoing cardiac resynchronization therapy (CRT). BACKGROUND Steerable catheter guided coronary sinus cannulation could reduce fluoroscopy time and contrast medium use during CRT implantation. METHODS 176 consecutive patients...
Zhdanov, M.S. and Tjan, T., 1994. Migration by analytic continuation through a variable background medium. Journal of Seismic Exploration, 3: 283-297. Conventional migration of wavefields is based on depth extrapolation of the upgoing field in reverse time. This extrapolation provides us with a means to determine the positions of reflectors and diffraction points and, therefore, to produce an i...
background: mechanotransduction plays a pivotal role in remodeling and repair of skeletal tissues. this mechanism has been widely used in bone tissue engineering especially under in vitro conditions. to date, various stem cells have been used for this purpose. the present study was thefirst to evaluate the effect of mechanical loading on differentiation of human endometrial stemcells (hescs) to...
We introduce a fractional version of the illumination problem of Gohberg, Markus, Boltyanski and Hadwiger, according to which every convex body in R is illuminated by at most 2 directions. We say that a weighted set of points on Sd−1 illuminates a convex body K if for each boundary point of K, the total weight of those directions that illuminate K at that point is at least one. We define the fr...
Given r > 1, we search for the convex body of minimal volume in E3 that contains a unit ball, and whose extreme points are of distance at least r from the centre of the unit ball. It is known that the extremal body is the regular octahedron and icosahedron for suitable values of r. In this paper we prove that if r is close to one then the typical faces of the extremal body are asymptotically re...
AIM The aim of this study was to systematically review the literature on the influence of enhanced recovery after surgery (ERAS) protocols and health related quality of life (HQoL) and patient satisfaction. METHOD A systematic review of the literature from January 1990 to February 2009 was undertaken. Studies were included if they compared HQoL and/or patient satisfaction after ERAS and conv...
BACKGROUND Pakistan ranks 8th on the list of 22 high-burden tuberculosis (TB) countries in the world according to the World Health Organization's (WHO) Global Tuberculosis Control 2009. Including other reasons the main cause is improper and late diagnosis of the disease. PCR may play an important role to control the disease with its rapid, sensitive and specific diagnosis. But in Pakistan due t...
The separation of wave modes from isotropic elastic wavefields is typically done using Helmholtz decomposition. However, Helmholtz decomposition using conventional divergence and curl operators in anisotropic media does not give satisfactory results and leaves the different wave modes only partially separated. The separation of anisotropic wavefields requires the use of more sophisticated opera...
Coagulase negative Staphylococci (CoNS) are recognized as an important cause of nosocomial infection, especially in neonates and patients with indwelling prosthetic devices. The CoNS resistance rate to oxacillin has been increasing. Therefore, rapid and accurate detection of oxacillin resistance is essential in order to determine the most appropriate antimicrobial therapy. This study aimed to p...
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