magnetosomes


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magnetosomes

magnetic mineral particles, often MAGNETITE, encased in membranes, present in cells that exhibit MAGNETOTAXIS, for example magnetotactic bacteria.
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References in periodicals archive ?
Migratory birds, insects, protists and magneto-tactics bacteria have plenty identified biophysical mechanisms of magneto-perception, as magnetosomes, paramagnetic nanoparticles and some pigments (Galland & Pazur, 2005; Lohman & Johnsen, 2000).
Tratamiento magnetico de agua de riego y semillas en agricultura
MPMS is interesting, on one hand, to understand the biomineralization process of magnetosomes and to infer the role of magnetosome proteins.
Magnetita biomimetica mediada por proteinas del magnetosoma vs. magnetita del meteorito ALH84001: ?Son ambas comparables?
158] have studied the chemical composition and microstructural characteristics of bacterial magnetosomes extracted from the magnetotactic bacterial strain M.
Bacteria in nanoparticle synthesis: current status and future prospects
Among the topics are the self-assembly and application of cellulosomal components, the protein-aided mineralization of inorganic nanostructures, bio-inspired biomolecular supramolecular self-assemblies and their applications, virus-like particles, restoring vision using microbial rhodopsins, and magnetosomes.
Bionanotechnology; biological self-assembly and its applications
Recent advance in micro-nano biorobotics has promised a potential remedy for this problem through the prospect of utilizing biocompatible flagellated magnetotactic bacteria (MTB) with nanometer-sized magnetosomes acting like computer-controlled medical microbots.
A feasibility study for microwave breast cancer detection using contrast-agent-loaded bacterial microbots
The finding is significant in showing that this bacterium has specific genes to synthesize magnetite and greigite, and that the proportion of these magnetosomes varies with the chemistry of the environment," said Enriqueta Barrera, program director in NSF's Division of Earth Sciences.
Death Valley Microbe May Spark Novel Biotech, Nanotech Uses
Magnetotactic bacteria (ABOVE), which are typically found in oxygen depleted water, grow tiny magnetic crystals called magnetosomes which they use for navigation.
Q & A with Tom Ellis: bright light, big science: Canada's synchrotron is six years old and fulfilling its expectations
The researchers focused their study on magnetotactic bacteria, which contain chains of magnetic crystals, called magnetosomes.
Bacteria's tiny magnetic crystals are a compass, say researchers
Among the amazing pictures generated by this technique is one of an actin-like filament, MamK, decorated with a chain of iron-containing magnetosomes in Magnetospirillum, a bacterium that can orient itself in relation to the earth's magnetic field.
Beguiling bacteria
A good fossil is something that is difficult to make inorganically, and these magnetosomes are very good fossils,'' Kirschvink said
Evidence of life on Mars: NASA report
Hoverflies can be fooled by passing males, and even by airplanes; snakes, by warm puppets of mice; and magnetosomes, by bar magnets.
What versus how in naturally selected representations
of Minnesota, image individual magnetosomes, which provide "a very simple magnetic moment for us," says Dahlberg.
Magnetic force 'attracts' users

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