نتایج جستجو برای: aggregation

تعداد نتایج: 65185  

Journal: :international journal of advanced biological and biomedical research 2014
masoud karimi goftar narges alizadeh rayeni nasrollah moradi kor

the dimerization constants of safranine t have been determined by studying the dependence of its absorption spectra on the temperature in the range 30–70 ◦c at different total concentrations of safranine t (1.03×10−5, 1.44×10−5 and 1.73×10−5 m). the monomer–dimer equilibrium of safranine t has been determined by applying mcr-als method on the absorption spectra. the quantitative analysis of the...

Journal: :molecular biology research communications 2013
seyed jafar mousavy mosayeb rostamian firouz ebrahimi mohammad reza dayer

recombinant proteins are tending to be the most favorable vaccine-candidates against botulism. recombinant carboxy-terminal of botulinum neurotoxin serotype e (rbont/e-hcc) has been introduced as an efficient vaccine against botulism type e. in this report, we made an effort to investigate the effect of different ph on protein structure to assess if rbont/e-hcc could be used as a vaccine for or...

Journal: :iranian journal of medical sciences 0
marie saghaeian jazi department of molecular medicine, golestan university of medial sciences, gorgan, iran seyed mahmoud arab najafi department of cell and molecular biology, school of biology, tehran university, tehran, iran

background: the canonical wnt signal transduction (or the wnt/β-catenin pathway) plays a crucial role in the development of animals and in carcinogenesis. beta-catenin is the central component of this signaling pathway. the activation of wnt/β-catenin signaling results in the cytoplasmic and nuclear accumulation of β-catenin. in the nucleus, β-catenin interacts with the tcf/lef transcription fa...

Journal: :jundishapur journal of microbiology 0
naheed mojgani biotechnology department, razi vaccine and serum research institute, karaj, ir iran; biotechnology department, national research institute of animal sciences, karaj, ir iran. tel/fax: +98-263457003845 fatimah hussaini research and development department, nature biotechnology company, karaj, ir iran narges vaseji biotechnology department, national research institute of animal sciences, karaj, ir iran

conclusions this research study proved the presence of viable probiotic lab microflora in the ewe milk with enhanced health benefits. the 2 selected lactobacillus strains could be exploited in dairy or pharmaceutical industry in future. objectives the probiotic efficacy of two lactobacillus strains namely lactobacillus pentosus lp05 and l. brevis lb32 was evaluated. they were previously isolate...

Journal: :American journal of physiology. Heart and circulatory physiology 2010
Peng Kai Ong Bumseok Namgung Paul C Johnson Sangho Kim

Formation of a cell-free layer is an important dynamic feature of microcirculatory blood flow, which can be influenced by rheological parameters, such as red blood cell aggregation and flow rate. In this study, we investigate the effect of these two rheological parameters on cell-free layer characteristics in the arterioles (20-60 mum inner diameter). For the first time, we provide here the det...

Journal: :Medicina 2000
P Foresto M D'Arrigo L Carreras R E Cuezzo J Valverde R Rasia

Red blood cell (RBC) aggregation has been widely studied and its importance is well established in the rheology of microcirculation. RBC aggregation is a major factor responsible for the flow properties of blood. Increased RBC aggregation has been observed in several pathological states. Therefore, the measurement of erythrocyte aggregation is rheologically important for quantifying flow abnorm...

Journal: :American journal of physiology. Heart and circulatory physiology 2001
J J Bishop P R Nance A S Popel M Intaglietta P C Johnson

A recent whole organ study in cat skeletal muscle showed that the increase in venous resistance seen at reduced arterial pressures is nearly abolished when the muscle is perfused with a nonaggregating red blood cell suspension. To explore a possible underlying mechanism, we tested the hypothesis that red blood cell aggregation alters flow patterns in vivo and leads to blunted red blood cell vel...

Simple sum monetary aggregation approach that based upon perfect substitution of monetary components assumption is inconsistent with microeconomics theories. In this research, using quarterly data of Iran over period 1370:1–1388:1, we first calculate monetary aggregation based on divisia index for both measures of money (M1, M2) and then estimate the demand functions for money for divisia and s...

Journal: :IEEE Trans. Fuzzy Systems 1999
Jean-Luc Marichal Pierre Mathonet

This paper deals with a characterization of a class of aggregation operators. This class concerns operators which are symmetric, increasing, stable for the same positive linear transformations and present a property close to the bisymmetry property: the ordered bisymmetry property. It is proved that the class investigated contains exactly the ordered weighted averaging operators (OWA) introduce...

2006
Jie Yang Bo Yan Sungyoung Lee Jinsung Cho

In most wireless sensor networks, applications submit their requests as queries and wireless sensor network transmits the requested data to the applications. However, most existing work in this area focuses on data aggregation, not much attention has been paid to query aggregation. For many applications, especially ones with high query rates, query aggregation is very important. In this paper, ...

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