نتایج جستجو برای: labeling method
تعداد نتایج: 1675814 فیلتر نتایج به سال:
Background: Possibility to trace-label albumin with isotopes results in information concerning its synthesis, breakdown, and distribution in the intra and extra cellular spaces. The iodination of albumin is a widespread procedure used in scientific studies. Bromine not only is more reactive and less expensive than iodine, but bonds more easily with many elements. Therefore, it could be a suitab...
Introduction: The radioimmunoscintigraphy (RIS) has found widespread clinical applications in tumor diagnosis. Human epithelial mucin, MUC1, is commonly over expressed in adenocarcinoma including 80% of breast cancers and represents a useful target for RIS. The PR81 is a new murine anti-MUC1 monoclonal antibody that was found to react with the membrane extracts of se...
Continuous isotope labeling and tracing is often needed to study the transformation, movement, and allocation of carbon in plant-soil systems. However, existing labeling methods have numerous limitations. The present study introduces a new continuous labeling method using naturally 13C-depleted CO2. We theoretically proved that a stable level of C-CO2 abundance in a labeling chamber can be main...
This paper combines predictive labeling with dependency pairs and reports on its implementation. Our starting point is the method of proving termination of rewrite systems using semantic labeling with infinite models in combination with lexicographic path orders. We replace semantic labeling with predictive labeling to weaken the quasi-model constraints and we combine it with dependency pairs (...
Direct labeling of RNA is an expedient method for labeling large quantities (e.g. micrograms) of target RNA for microarray analysis. We have developed an efficient labeling system that uses T4 RNA ligase to attach a 3'-biotinylated donor molecule to target RNA. Microarray analyses indicate that directly labeled RNA is uniformly labeled, has higher signal intensity than comparable labeling metho...
introduction: monoclonal antibodies labeled mainly with 99mtc are being widely used as imaging agents in nuclear medicine. recently pr81 was introduced as a new murine anti-muc1 mab against human breast carcinoma. this antibody reacts with the tandem repeat of 20-mer peptide of protein backbone, and is of igg1 class, with an affinity of 2.19×10-8 m-1. due to high specific reactivity, this antib...
Introduction Pseudo-continuous transfer insensitive labeling technique (pTILT) is a novel pseudo-continuous arterial spin labeling method, which employs nonadiabatic saturation RF pulses for tagging [1]. However, magnetic field inhomogeneities, can compromise the labeling efficacy of pTILT, which induces loss in SNR and perfusion quantification errors. We propose a method to restore the signal ...
It takes constant time to determine the ancestor relation between two nodes in an XML document when the document is indexed with range-based labeling scheme. This constant time procedure makes range-based labeling scheme very attractive. However, relabeling is unavoidable when arbitrary insertions are allowed, and relabeling can be very time-consuming. Relabeling problem limits the use of range...
Quantum dots emerge as an attractive alternative to small molecule fluorophores as fluorescent tags for in vivo cell labeling and imaging. This communication presents a method for specific labeling of live cells using quantum dots. The labeling is mediated by HaloTag protein expressed at the cell surface which forms a stable covalent adduct with its ligand (HaloTag ligand). The labeling can be ...
This paper presents a new technique that greatly increases the speed of the connected component labeling algorithm. We propose a system to extract the text from the PDF images. This paper describes the system design based on text extraction method concentrating on text extraction from PDF images by enhancing the traditional connected component labeling as modified connected component labeling t...
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