Physicochemical Properties and Antibacterial Activity of Gellan Gum Incorporating Zinc Oxide/Carbon Nanotubes Bionanocomposite Film for Wound Healing

Table 2

Inhibition zone of biofilms against Gram-positive and Gram-negative bacteria (mean ± SD) (n = 3).

Sample	Diameter of Inhibition (mm)
	Staphylococcus aureus	Streptococcus	Escherichia coli	Pseudomonas aeruginosa
Penicillin	12 ± 0.06	12 ± 0.06	10 ± 0.12	9 ± 0.06
GG	0 ± 0	0 ± 0	0 ± 0	0 ± 0
GG/ZnONP + MWCNT	14 ± 0.25	14 ± 0.10	14 ± 0.05	11 ± 0.07
ZnONP [56]	14 ± 1.0	n.a	9 ± 2.0	8 ± 3.0
MWCNT [57]	0 ± 0	n.a	11.3 ± 0.3	0 ± 0

n.a = data not available.