Table 1.
Antibiotic activity.
| Microalgae/Cyanobacteria Strain |
SPE-Fraction | HPLC Sub-Fraction | Molecules Detected | Microorganism |
|---|---|---|---|---|
| ACOI 1261 | B8 | F52 | C16:0 MGMG, C18:0/C16:0 SQDG |
S. aureus |
| ACOI 118 | C6 | F39 | C16:0 SQMG | S. aureus |
| ACOI 565 | C8 | F67 | ALA | S. aureus |
| C4 | F68 | HDTA | S. aureus | |
| LEGE 00249 | - | F34 (from Group A F69-F76 refractionation) | C16:1 MGMG | S. aureus |
| - | F48 (from Group A F69-F76 refractionation) | C16:0 MGMG | S. aureus | |
| - | F83 | ALA, C16:0/C18:0 SQDG | S. aureus | |
| - | F86 | POA | S. aureus |
SPE, solid phase extraction; HPLC-DAD, high-performance liquid chromatography with diode-array detection; SQDG, sulfoquinovosyl–diacylglycerol; MGMG, monogalactosyl–monoacylglycerol; SQMG, sulfoquinovosyl–monoacylglycerol; ALA, α-linolenic acid; HDTA, hexadeca-4,7,10,13-tetraenoic acid; POA, palmitoleic acid; B, ethyl acetate fraction; C, methanol fraction; F, sub-fraction.