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Keywords:

  • DNA;
  • gated materials;
  • mesoporous materials;
  • mycoplasma;
  • sensors
Thumbnail image of graphical abstract

Come and gate it: DNA-capped mesoporous silica nanoparticles loaded with a dye are used to detect the common contaminate Mycoplasma in real contaminated cell-culture media without needing polymerase chain reaction (PCR) techniques, at a detection limit in the range of 70 DNA genome copies μL−1.