Table 1 The minimum antimicrobial concentration (MIC) of Api-PR19 and the MIC of the previous reported different antibiotics

Escherichia coli ATCC25922

0.2 / 8.5 × 10^− 5

0.015 / 4.53 × 10^–5 [37] (Ciprofloxacin)

Salmonella typhimurium ATCC14028

0.4 / 1.72 × 10^− 4

0.0975 / 2.42 × 10^–4 [38] (Ampicillin)

Pasteurella ATCC19427

0.1 / 4.29 × 10^− 5

0.012 /1.80 × 10^–5 [39] (Cefoperazone)

Helicobacter Pylori ATCC43504

0.8/ 3.43 × 10^− 4

0.0312 / 4.17 × 10^– 5 [40] (Clarithromycin)

Staphylococcus aureus ATCC25923

1.6/ 6.86 × 10^− 4

0.125 / 2.94 × 10^–4 [41] (Clindamycin)