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Table 3 Cmag and magnetite particle sizes measured by quantitative TEM and SAXS under the three tested dO2 conditions at the end of cultivation after 34 h (95% dO2),18 h (1% dO2) and 34 h (0% dO2)

From: An automated oxystat fermentation regime for microoxic cultivation of Magnetospirillum gryphiswaldense

  Cmag TEM SAXS [nm]
Median
[nm]
Average diameter [nm]
Oxic (95% dO2) 0.13 ± 0.005
Microoxic (1% dO2) 0.74 ± 0.07 29.7 29.3 ± 7.9 30.6 ± 7
Anoxic (0% dO2) 0.99 ± 0.01 35.0 33.8 ± 9.4 35.6 ± 7