Fig. 3From: Synergistic antibacterial effects of Ulva lactuca methanolic extract alone and in combination with different antibiotics on multidrug-resistant Klebsiella pneumoniae isolateAntibacterial activity of Ulva lactuca methanolic extract (1.25 mg/ml) and gentamicin(4 µg/ml) against Klebsiella pneumoniae RCMB 003 (1) ATCC 13,883, D, is the inhibition zone (I.Z.) of the drug (gentamicin) and S, is the inhibition zone of the sample (Ulva lactuca).Back to article page