Fig. 5From: Green fabrication of ZnO nanoparticles via spirulina platensis and its efficiency against biofilm forming pathogensAntibacterial activity of different concentrations of green synthesized ZnO NPs versus S. aureus (A), K. pnuemoniae (B), S.pyogenes (C) and S. typhi (D); Negative control (1), ZnO NPs at 10 µg/mL (2), ZnO NPs at 20 µg/mL (3), Tetracyclin (4)Back to article page