نتایج جستجو برای: active site pattern
تعداد نتایج: 1079201 فیلتر نتایج به سال:
The growing number of web applications in the global economy has made it critically important to develop secure and reliable software to support the economy’s increasing dependence on web-based systems. We propose an intercepting filter approach to mitigate the risk of injection flaw exploitationone of the most dangerous methods of attacking web applications. The proposed approach can be implem...
objective(s): vinblastine is antimitotic, anticancer medicine that disturbs normal microtubule formation and favours depolymerisation. structural study and finding the active site of vinblastine are the targets of this research. materials and methods: vinblastine was optimized in vacuum and then in different solvents by density functional theory (dft) method. nuclear magnetic resonance (nmr) ...
Tagged Magnetic Resonance Imaging is a very important method for the precise, non-invasive estimation of heart motion. In tagged MRI, regions of the tissue under study are magnetized in such a way to make them easily distinguishable in the resulting image. The magnetic pattern is embedded in the tissue so that the magnetized regions, usually in the form of concentric or parallel lines, will fol...
We have evaluated the NMR shielding tensors for active site of oxidized ayurin Azurin is classified to atype I copper protein with ET functionality. We have computed NMR shielding tensor at .133LYP and IDlevels by usum 6-3IG basis set in the gas phase and in different solvents such as water, HMSO,Nitromethane, methanol, ethanol, acetone ,dicholoroethane. These solvents represent a wide range of...
Introduction: Chronic otitis media (COM) has been broadly classified into mucosal and squamous subtypes. COM types are associated with erosion of the ossicular chain. The aim of the present study was to correlate the type of COM, the site of perforation/retraction, and the type of disease pathology with the pattern and degree of ossicular chain necrosis. Materials and Methods: A prospecti...
Arthrobotrysamerospora (ATCC 34468) produced glucoamylase in a semi-synthetic medium containing starch as a sole carbon source. Polyacrylamide gel electrophoresis of crude glucoamylase showed three isoenzymes. They were designated as glu I, glu II and glu III according to their electrophoretic mobility. These iso-glucoamylases were purified by column chromatography using DEAE-Sephadex A-50. The...
Motor pattern generating networks that produce segmentally distributed motor outflow are often portrayed as a series of coupled segmental oscillators that produce a regular progression (constant phase differences) in their rhythmic activity. The leech heartbeat central pattern generator is paced by a core timing network, which consists of two coupled segmental oscillators in segmental ganglia 3...
Log-polar images have been being used for pattern recognition and active vision tasks for some years. These images are obtained either from true retina-like sensors or from conventional cartesian images by software conversion. From the hardware perspective, the design of such log-polar retinae faces its own technological limitations. In the case of software remappers, however, their very flexib...
Loss of information in images undergoing fine-to-coarse transformations is analysed by using an approach based on the theory of irreversible processes. In the case of grey level images, entropy variation along scales is used to characterize basic, low-level information and to identify perceptual components of the image, such as shape and texture. Here an extension of the approach to colour imag...
Active databases are DBMS which are able to detect certain events in the environment and trigger actions in consequence. Event detection has been subject of much research, and a number of different event specification languages is extant. However, this is far from being a trivial or accomplished task. Most of these languages handle just instantaneous events, but it has been noticed that a numbe...
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