Antimicrobial Fatty Acids from Green Alga Ulva rigida (Chlorophyta)

Figure 3

Purification steps of G4, G5, and G6 fractions obtained from U. rigida. CCS: column chromatography silica gel; TLCp: preparative thin layer chromatography; ¹H NMR: nuclear magnetic resonance of proton; ¹³C NMR: nuclear magnetic resonance of carbon; (+): active against at least one indicator microorganisms.