Fig. 2.

Relative expression of mcr-1 gene. E. coli Po1 + MHB, E. coli Po1 + Eugenol (a), E. coli Po2 + MHB, E. coli Po2 + Eugenol (b), E. coli Po3 + MHB, E. coli Po3 + Eugenol (c), E. coli Go3 + MHB, E. coli Go3 + Eugenol (d), E. coli Go4 + MHB, E. coli Go4 + Eugenol (e), E. coli Bo+MHB, E. coli Bo+Eugenol (f). All data were expressed as mean ± S.D.,n = 3. ** P < 0.01, * P < 0.05 vs. non-synergy group