Results 281 to 290 of about 1,542,489 (314)
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Magnetic nanomaterials and sensors for biological detection

Nanomedicine: Nanotechnology, Biology and Medicine, 2016
It is becoming progressively more understandable that sensitivity and versatility of magnetic biosensors provides unique platform for high performance diagnostics in clinical settings. Confluence of information suggested that magnetic biosensors required well-tailored magnetic particles as probes for detection that generate large and specific ...
Agnieszka Sobczak-Kupiec   +7 more
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Detection of phospholipid peroxides in biological samples

Free Radical Biology and Medicine, 1987
Peroxidation of membrane lipids has been hypothesized to play a key role in various types of tissue degeneration and pathology. Lipid peroxides are formed when oxygen reacts with an unsaturated fatty acid chain. Virtually all of the unsaturated fatty acids in biological systems are bound by ester linkages in phospholipids or triglycerides. Phospholipid
F J, van Kuijk, E A, Dratz
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Biological warfare canaries [biological attack detection]

IEEE Spectrum, 2001
A full-blown biological attack would come unannounced and spread inordinate disease and death. A bioattack could take days or weeks to surface, until enough illness and deaths have occurred for public health officials to realize what has happened. In this paper, the author describes new early-warning detectors which aim to avert such a catastrophe.
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DETECTION OF OXYGEN RADICALS IN BIOLOGICAL REACTIONS

Photochemistry and Photobiology, 1978
Abstract— Recent data are presented on the mechanisms or selected assay procedures for superoxide anions (O2‐) and hydroxyl radicals (OH). The systems discussed include the autoxidation of adrenalin to adrenochrome and other indole compounds, the oxidation of hydroxylamine to nitrite, the generation of ethylene from methional, and the scavenging of OH ...
W, Bors   +5 more
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Chemical and biological detection

Chemical Society Reviews, 2013
Charles N, McEwen   +2 more
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Detecting Biological Terrorism

2001
As a result of the bombing of the World Trade Center in 1993, the Murrah Federal Building in 1995, and the Sarin attack on the Tokyo subway system, the United States Government initiated an extensive program to respond to the threat of terrorism in all its forms, including biological terrorism.
openaire   +1 more source

A biologically inspired framework for contour detection

Pattern Analysis and Applications, 2015
In this paper, we present a simple and efficient biologically inspired edge detection algorithm which attempts to model some structural features of the Human Visual System. More precisely, our edge detection approach attempts to model the dynamic retina concept, i.e., the natural saccadic eye movement process which redirects the fovea's attention from ...
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Triboelectric Nanogenerator‐Based Sensor Systems for Chemical or Biological Detection

Advanced Materials, 2021
Qitao Zhou, Fan Xia, Taesung Kim
exaly  

Detecting Hierarchical Modularity in Biological Networks

2009
Spatially or chemically isolated modules that carry out discrete functions are considered fundamental building blocks of cellular organization. However, detecting them in highly integrated biological networks requires a thorough understanding of the organization of these networks. In this chapter I argue that many biological networks are organized into
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