Table 3.
Antimicrobial activity (zone of inhibition) of the isolated endophytic fungi
| Microorganisms | Pestalotia sp. (TMFE-1) | Colletotrichum sp. (TMFE-2) |
Colletotrichum sp. (TMFE-3) |
Colletotrichum sp. (TMLE-2) |
Fusarium sp. (TMLE-3) | Fusarium sp. (DSLE-1) | Fusarium sp. (DSLE-2) | Fusarium sp. (DSLE-4) | Fusarium sp. (DSBE-1) | Fusarium sp. (AHPE-3) | Fusarium sp. (AHPE-4) | Colletotrichum sp. (AHLE-1) | Colletotrichum sp. (AHLE-4) | Kanamycin | Ketoconazole |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 100 µg/disc | 30 µg/disc | ||||||||||||||
| Gram-positive bacteria | |||||||||||||||
| Bacillus megaterium | 10.3 ± 0.4 | 10.6 ± 0.4 | 8.8 ± 0.6 | 10.6 ± 0.4 | 10.3 ± 0.4 | 9.5 ± 0.4 | 13.5 ± 0.4 | 30.6 ± 0.4 | ND | ||||||
| Bacillus subtilis | 11.3 ± 0.4 | 10.6 ± 0.2 | 9.6 ± 0.4 | 12.5 ± 0.4 | 15.5 ± 0.4 | 34.5 ± 0.4 | ND | ||||||||
| Staphylococcus aureus | 11 ± 0.8 | 9.6 ± 0.4 | 10.6 ± 0.4 | 13.5 ± 0.4 | 10.6 ± 0.2 | 14.6 ± 0.4 | 32 ± 0.0 | ND | |||||||
| Bacillus cereus | 9.6 ± 0.4 | 11.6 ± 0.4 | 13.5 ± 0.4 | 10.8 ± 0.6 | 8.8 ± 0.6 | 12.8 ± 0.4 | 31.5 ± 0.4 | ND | |||||||
| Gram-negative bacteria | |||||||||||||||
| Escherichia coli | 8.8 ± 0.6 | 10.6 ± 0.4 | 12.8 ± 0.6 | 12.8 ± 0.6 | 13.5 ± 0.4 | 9 ± 0.0 | 14.3 ± 0.4 | 13.5 ± 0.4 | 33.8 ± 0.2 | ND | |||||
| Pseudomonas aeruginosa | 9.5 ± 0.4 | 7.6 ± 0.4 | 11 ± 0.8 | 11.6 ± 0.4 | 12.8 ± 0.6 | 9.3 ± 0.2 | 12.8 ± 0.6 | 35.3 ± 0.4 | ND | ||||||
| Salmonella typhi | 12.5 ± 0.4 | 9.6 ± 0.4 | 15.1 ± 0.2 | 35 ± 0.4 | ND | ||||||||||
| Vibrio mimicus | 10.8 ± 0.6 | 11.3 ± 0.4 | 12.0 ± 0.0 | 31.6 ± 0.4 | ND | ||||||||||
| Shigella boydii | 11 ± 0.8 | 12.1 ± 0.2 | 17.3 ± 0.4 | ND | |||||||||||
| Shigella dysenteriae | 10.6 ± 0.4 | 11.3 ± 0.4 | 19.5 ± 0.4 | ND | |||||||||||
| Fungi | |||||||||||||||
| Aspergillus flavus | ND | 43.3 ± 0.4 | |||||||||||||
| Aspergillus niger | 13.3 ± 0.2 | 9 ± 0.0 | 10.8 ± 0.6 | ND | 41 ± 0.8 | ||||||||||
Values are expressed as mean ± SD; n = 3; ‘-’ means no activity; ND = Not done; Codes in the parentheses represent internal strain nos. of the fungal endophytes.