Journal: Biomedical Reports
Article Title: Ethanolic extracts from deep marine sponges: A new frontier in antibacterial discovery from the Jordanian Gulf of Aqaba
doi: 10.3892/br.2026.2117
Figure Lengend Snippet: Results of the agar well diffusion assay for antibacterial activity against: Escherichia coli , Staphylococcus epidermidis , Klebsiella aerogenes , Staphylococcus aureus , Bacillus pumilus and methicillin-resistant Staphylococcus aureus . Where Stelletta sp. (Sponge 1), D. cf. elegans (Sponge 2), Axinella sp. (Sponge 3) with concentrations (5, 10, 15, 20 mg/ml). Gentamycin (10 µg): Positive control for all bacteria, Vancomycin (30 µg): MRSA-specific positive control, and 80% DMSO: Negative control. MRSA, methicillin-resistant Staphylococcus aureus.
Article Snippet: The antibacterial efficacy of ethanolic extract was assessed using six bacterial strains, including S. aureus (ATCC 29213), Staphylococcus epidermidis ( S. epidermidis ; ATCC 51625) and Bacillus pumilus (isolate) as Gram-positive bacteria, and Klebsiella aerogenes (isolate) and E. coli (ATCC 25922) as Gram-negative bacteria.
Techniques: Diffusion-based Assay, Activity Assay, Positive Control, Bacteria, Negative Control