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Mitochondrial Coxiella Effector F(MceF)

Mitochondrial Coxiella Effector F(MceF):

Researchers recently discovered a previously unidentified protein named mitochondrial coxiella effector F (MceF) with antioxidant properties produced by Coxiella burnetii, a Gram-negative intracellular bacterium.

  • Mitochondrial coxiella effector F (MceF) is a bacterial protein capable of keeping human cells healthy even when the cells have a heavy bacterial burden.
  • It is produced by Coxiella burnetii, a Gram-negative intracellular bacterium.
  • After invading host cells, Coxiella burnetii releases MceF into cells.
  • MceF interacts with glutathione peroxidase 4 (GPX4), an antioxidant enzyme located in the mitochondria, to improve mitochondrial function by promoting an anti-oxidizing effect that averts cell damage and death, which may occur when pathogens replicate inside mammalian cells.