Effect of Sodium Salicylate on the Viscoelastic Properties and Stability of Polyacrylate-Based Hydrogels for Medical Applications

Table 4

Antimicrobial activity of samples G1–G6 after 1 year of storage at 8°C expressed as inhibition zone diameter (mm).

Sample	Escherichia coli	Pseudomonas aeruginosa	Candida albicans	Staphylococcus aureus	Aspergillus niger
G1	No inhibition	No inhibition	No inhibition	No inhibition	No inhibition
G2	No inhibition	0.5 ± 0.3	No inhibition	1.0 ± 0.5	No inhibition
G3	No inhibition	0.5 ± 0.3	No inhibition	2.5 ± 0.5	No inhibition
G4	1.0 ± 0.3	1.5 ± 0.5	1.0 ± 0.3	3.5 ± 1.0	0.5 ± 0.3
G5	2.0 ± 0.3	3.0 ± 0.5	1.0 ± 0.3	7.5 ± 1.0	1.0 ± 0.3
G6	4.0 ± 0.5	3.5 ± 0.5	2.5 ± 0.3	8.0 ± 1.0	1.5 ± 0.3