Table III In vitro antimicrobial activities of extracts from endophytic fungi of Caesalpinia echinata Lam. (Fabaceae).
| Fungal isolate (WC) | Microorganisms | |||||||
|---|---|---|---|---|---|---|---|---|
| Minimal inhibitory concentration (MIC) (µg/mL) | ||||||||
| SA | EC | BC | ST | PA | KO | CA | CT | |
| Aspergillus sp. (25) | 32 | 64 | > 256 | 64 | > 256 | 64 | > 256 | > 256 |
| Epicoccum sorghi (45) | 64 | 32 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 |
| E. sorghi (46) | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 |
| Fusarium sp. (9) | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 | 64 | 128 |
| Fusarium sp. (58) | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 |
| Nectria pseudotrichia (2) | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 |
| N. pseudotrichia (6) | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 |
| N. pseudotrichia (33) | 64 | > 256 | > 256 | > 256 | > 256 | > 256 | 128 | 128 |
| Talaromyces sp. (24) | 32 | 64 | > 256 | > 256 | > 256 | 64 | > 256 | > 256 |
| Xylaria arbuscula (1) | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 |
| Xylaria sp. (11) | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 |
| Xylaria berteri (41) | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 |
| Xylaria sp.(55) | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 |
| Xylaria sp.(84) | 64 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 | > 256 |
| Controls | ||||||||
| Amphotericin B | NT | NT | NT | NT | NT | NT | 0.12 | 1.2 |
| Chloramphenicol | 16 | 8 | 16 | 16 | 8 | 8 | NT | NT |
BC: Bacillus cereus; CA: Candida albicans; CT: Candida tropicalis; EC: Escherichia coli; KO: Klebsiella oxytoca; NT: not tested; PA: Pseudomonas aeruginosa; SA: Staphylococcus aureus; ST: Salmonella typhimurium; WC: working code. Values in bold mean extracts with MIC values = 128 µg/mL.