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Magnetite and magnetotaxis in microorganisms
Author(s) -
Frankel Richard B.,
Blakemore Richard P.
Publication year - 1989
Publication title -
bioelectromagnetics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.435
H-Index - 81
eISSN - 1521-186X
pISSN - 0197-8462
DOI - 10.1002/bem.2250100303
Subject(s) - magnetotactic bacteria , magnetosome , magnetite , magnetoreception , earth's magnetic field , ferrimagnetism , microorganism , polyplacophora , magnetic field , biology , bacteria , physics , magnetization , paleontology , mollusca , quantum mechanics
Abstract Magnetotactic bacteria from freshwater and marine sediments orient and navigate along geomagnetic field lines. Their magnetotactic response is based on intracellular, single magnetic domains of ferrimagnetic magnetite, which impart a permanent magnetic dipole moment to the cell.