Intracellular location matters: rationalization of the anti-inflammatory activity of a manganese(ii) superoxide dismutase mimic complex

Chem Commun (Camb). 2020 Jul 21;56(57):7885-7888. doi: 10.1039/d0cc03398g. Epub 2020 Jun 10.

Abstract

A conjugate of a Mn-based superoxide dismutase mimic with a Re-based multimodal probe 1[combining low line] was studied in a cellular model of oxidative stress. Its speciation was investigated using Re and Mn X-fluorescence. Interestingly, 1[combining low line] shows a distribution different from its unconjugated analogue but a similar concentration in mitochondria and a similar bioactivity.

MeSH terms

  • Anti-Inflammatory Agents, Non-Steroidal / chemistry
  • Anti-Inflammatory Agents, Non-Steroidal / metabolism
  • Anti-Inflammatory Agents, Non-Steroidal / pharmacology*
  • Coordination Complexes / chemistry
  • Coordination Complexes / metabolism
  • Coordination Complexes / pharmacology*
  • Humans
  • Molecular Structure
  • Oxidative Stress / drug effects
  • Rhenium / chemistry
  • Rhenium / metabolism
  • Rhenium / pharmacology*
  • Superoxide Dismutase / metabolism*

Substances

  • Anti-Inflammatory Agents, Non-Steroidal
  • Coordination Complexes
  • Rhenium
  • Superoxide Dismutase