Table 2 Antimicrobial activity as the zone of inhibition ZOI (mm) of prepared samples against some pathogenic bacteria and yeast.
Test organism | Porphyrin | rGO | rGO-P composite | E/Nystatin |
|---|---|---|---|---|
ZOI (mm) | ZOI (mm) | ZOI (mm) | ZOI (mm) | |
S. aureus (ATCC 25,923) | 9.b5 ± 0.14 | 14.a4 ± 0.23 | 22.b1 ± 0.24 | 22.5a ± 0.29 |
E. coli (ATCC 25,922) | 8.c6 ± 0.17 | 13.b4 ± 0.20 | 18.c4 ± 0.32 | 18.7b ± 0.24 |
Enterococcus faecalis (ATCC 29,212) | 9.b3 ± 0.24 | 12.c4 ± 0.17 | b21.8 ± 0.72 | 6.5d ± 0.29 |
Shigella sonnei (ATCC 29,531) | 7.d5 ± 0.17 | 10.e5 ± 0.18 | 15.d2 ± 0.33 | −ve |
Candida albicans (ATCC 14,053) | 12.a4 ± 0.20 | 11.d4 ± 0.14 | 24.a3 ± 0.17 | 12.6c ± 0.18 |