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Number of survivors with time in tested preparations challenged with different microorganisms in the presence of ZnO NP as preservative.
Note: (A) Sunblock, (B) foundation cream, (C) moisturizing cream, (D) body lotion, (E) face cream, (F) body scrub.
Abbreviations: A. niger, Aspergillus niger; C. albicans, Candida albicans; E. coli, Escherichia coli; P. aeruginosa, Pseudomonas aeruginosa; S. aurerus, Staphylococcus aureus; ZnO NP, zinc oxide nanoparticles.
