Table 3 Recovery ratio of total number of aerobic bacteria, mold and fungi.

From: Study on the preparation of sterile noble metal nanoparticles and hydrotalcite layered nanoparticles by innovative high pressure sterilization method

Test bacteria

High-pressure sterilization synthesis method

Commercially available nanoparticles

AuNPs

AgNPs

Mg2Al-NO3-LDHs

Co2Al-LDHs

AuNPs

AgNPs

Mg2Al-NO3-LDHs

Co2Al-LDHs

Staphylococcus aureus

0.93 ± 0.023

0.94 ± 0.012

0.94 ± 0.012

0.92 ± 0.012

1.04 ± 0.054

1.03 ± 0.11

1.04 ± 0.012

1.01 ± 0.11

Bacillus subtilis

0.87 ± 0.046

0.97 ± 0.040

0.97 ± 0.047

0.94 ± 0.042

0.98 ± 0.039

0.96 ± 0.036

0.96 ± 0.036

0.94 ± 0.036

Pseudomonas aeruginosa

0.92 ± 0.032

1.0067 ± 0.14

1.00 ± 0.047

0.98 ± 0.14

1.04 ± 0.036

1.04 ± 0.036

1.04 ± 0.042

1.01 ± 0.032

Candida albicans

0.92 ± 0.016

0.94 ± 0.067

0.94 ± 0.075

0.92 ± 0.69

0.97 ± 0.070

0.97 ± 0.095

0.97 ± 0.095

0.95 ± 0.085

Aspergillus niger

0.89 ± 0.063

0.88 ± 0.085

0.87 ± 0.080

0.86 ± 0.075

1.04 ± 0.055

0.98 ± 0.057

0.98 ± 0.064

0.96 ± 0.058

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