The transcriptomic landscape of Magnetospirillum gryphiswaldense during magnetosome biomineralization [PDF]
BMC Genomics, 2022 Background One of the most complex prokaryotic organelles are magnetosomes, which are formed by magnetotactic bacteria as sensors for navigation in the Earth’s magnetic field.
Cornelius N. Riese +6 more
doaj +19 more sources
Functional expression of foreign magnetosome genes in the alphaproteobacterium Magnetospirillum gryphiswaldense [PDF]
mBio, 2023 Magnetosomes of magnetotactic bacteria (MTB) consist of structurally perfect, nano-sized magnetic crystals enclosed within vesicles of a proteo-lipid membrane.
Ram Prasad Awal +2 more
doaj +5 more sources
The Complex Transcriptional Landscape of Magnetosome Gene Clusters in Magnetospirillum gryphiswaldense [PDF]
mSystems, 2021 Magnetosomes have emerged as a model system to study prokaryotic organelles and a source of biocompatible magnetic nanoparticles for various biomedical applications.
Marina Dziuba +7 more
doaj +7 more sources
An automated oxystat fermentation regime for microoxic cultivation of Magnetospirillum gryphiswaldense [PDF]
Microbial Cell Factories, 2020 Background Magnetosomes produced by magnetotactic bacteria represent magnetic nanoparticles with unprecedented characteristics. However, their use in many biotechnological applications has so far been hampered by their challenging bioproduction at larger
Cornelius N. Riese +6 more
doaj +7 more sources
A Two‐Protein Chemoreceptor Complex Regulates Oxygen Thresholds in Bacterial Magneto‐Aerotaxis [PDF]
Advanced ScienceBacteria in changing environments rely on motility and sensory mechanisms to locate optimal conditions. This process depends on specialized chemoreceptors to sense environmental stimuli.
Julian Herz +13 more
doaj +3 more sources
Experimental analysis of diverse actin-like proteins from various magnetotactic bacteria by functional expression in Magnetospirillum gryphiswaldense [PDF]
mBio, 2023 Magnetotactic bacteria (MTB) produce magnetosomes, which are sensory organelles consisting of nanocrystals of a magnetic iron mineral enclosed by membranes. In the well-characterized Magnetospirillum species of the Alphaproteobacteria, magnetosomes align
Ram Prasad Awal +6 more
doaj +2 more sources
Identification and elimination of genomic regions irrelevant for magnetosome biosynthesis by large-scale deletion in Magnetospirillum gryphiswaldense [PDF]
BMC Microbiology, 2021 Background Magnetosome formation in the alphaproteobacterium Magnetospirillum gryphiswaldense is controlled by more than 30 known mam and mms genes clustered within a large genomic region, the ‘magnetosome island’ (MAI), which also harbors numerous ...
Theresa Zwiener +8 more
doaj +2 more sources
Fusion expression of nanobodies specific for the insecticide fipronil on magnetosomes in Magnetospirillum gryphiswaldense MSR-1 [PDF]
Journal of Nanobiotechnology, 2021 Background Magnetic nanoparticles such as magnetosomes modified with antibodies allow a high probability of their interaction with targets of interest.
Sha Wu +6 more
doaj +2 more sources
Towards a 'chassis' for bacterial magnetosome biosynthesis: genome streamlining of Magnetospirillum gryphiswaldense by multiple deletions [PDF]
Microbial Cell Factories, 2021 Background Because of its tractability and straightforward cultivation, the magnetic bacterium Magnetospirillum gryphiswaldense has emerged as a model for the analysis of magnetosome biosynthesis and bioproduction. However, its future use as platform for
Theresa Zwiener +7 more
doaj +2 more sources
Collective Response and Navigation Dynamics of Magnetospirillum gryphiswaldense under Rotating Magnetic Fields [PDF]
Small, Volume 21, Issue 50, December 17, 2025.The dynamics of Magnetospirillum gryphiswaldense under rotating magnetic fields are explored through the analysis of thousands of trajectories. The study reveals distinct navigation modes and transitions influenced by field strength and frequency. Directionality, alignment, and swimming behavior are examined to uncover how these microorganisms respond ...
Danny Villanueva +6 more
wiley +2 more sources