The researchers took their inspiration from Magnetospirillum magneticum, a bacterium that is sensitive to the Earth's magnetic field thanks to the presence within its cells of flecks of magnetite, a form of iron oxide.
研究人员从趋磁细菌上获得了灵感,由于该细菌内部存在铁氧化物磁性颗粒,所以对地球磁场非常敏感。