Antimicrobial Fatty Acids from Green Alga Ulva rigida (Chlorophyta)

Figure 1

U. rigida (Ghar El Melh) crude extracts purification steps. CCS: column chromatography silica gel; n-Hex: n-hexane; EtOAc: ethyl acetate; DCM: dichloromethane; MeOH: methanol; TLCa: analytic thin layer chromatography; GC: gaz chromatography; ¹H NMR: nuclear magnetic resonance of proton; RMN¹³C: nuclear magnetic resonance of carbon; (+): active against at least one indicator microorganisms.