Microorganism Strain Origin Gram Stain
Escherichia coli ATCC 25922 American Type Culture Collection G-
Pseudomonas aeruginosa ATCC 27853 American Type Culture Collection G-
Salmonella enterica ATCC 13076 American Type Culture Collection G-
Listeria monocytogenes ATCC 7644 American Type Culture Collection G+
Staphylococcus saprophyticus ATCC 15305 American Type Culture Collection G+
Staphylococcus aureus ATCC 25923 American Type Culture Collection G+
Staphylococcus aureus ATCC 29213 American Type Culture Collection G+
Table 2: Microorganisms which were used to evaluate the antimicrobial activity.