TiO2 exposure alters transition metal ion quota in Rhodococcus ruber GIN-1

Metallomics. 2020 Jan 29;12(1):8-11. doi: 10.1039/c9mt00305c.

Abstract

After exposure to micron-sized TiO2 particles, anatase and/or rutile, Rhodococcus ruber GIN-1 accumulates an increased concentration (2.2 ± 0.2 mg kg-1) of mobilized Ti into its biomass with concomitant decreases in cellular biometals Fe, Zn, and possibly Mn, while levels of Cu and Al are unaffected.

MeSH terms

  • Aluminum / metabolism
  • Biomass
  • Copper / metabolism
  • Iron / metabolism
  • Manganese / metabolism
  • Rhodococcus / drug effects*
  • Rhodococcus / metabolism*
  • Titanium / pharmacology*
  • Transition Elements / metabolism*
  • Zinc / metabolism

Substances

  • Transition Elements
  • titanium dioxide
  • Manganese
  • Copper
  • Aluminum
  • Titanium
  • Iron
  • Zinc

Supplementary concepts

  • Rhodococcus ruber