Table 1. Plant species from Brazilian caatinga: tradicional use and in vitro antifungal activity of extracts from selected plant parts.
| Species (family) (voucher number) | Local name | Origin | Part tested | T. rubrum* ATCC 28189 | T. mentagrophytes* ATCC 11481 | Folk medicine use | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| MICand MFC (µg/mL) | MIC and MFC (µg/mL) | |||||||||
| AE | EE | AcE | AE | EE | AcE | |||||
| Eugenia uniflora Linn (Myrtaceae) (11763 UFRN) | Pitanga | N | Leaves | 125.0 | 125.0 | 62.5 | 125.0 | 125.0 | 31.3 | Throat complaints 11 |
| Schinus terebinthifolius Raddi (Anacardiaceae) (8758 IPA) | Aroeira | N | Stem bark | 1000.0 | 62.5 | NA | 1000.0 | 62.5 | NA | Injury, inflamation of internal organs, gastritis, ulcer 19 |
| Piptadenia colubrina Vell. Benth (Mimosaceae) (38384 IPA) | Angico | N | Stem bark | 500.0 | 125.0 | 250.0 | 500.0 | 125.0 | 250.0 | Bronchitis, gastritis, pneumonia, colds 38 |
| Parapiptadenia rigida Benth. Brenan (Fabaceae) (83115 UFPE) | Angico vermelho | N | Stem bark | 250.0 | 250.0 | 15.6 | 250.0 | 250.0 | 15.6 | Asthma, bronchitis 19 |
| Libidibia ferrea Mart. (Caesalpiniaceae) (88145 IPA) | Pau-ferro | N | Stem bark | 62.5 | 62.5 | 62.5 | 31.3 | 31.3 | 31.3 | Blow, throat complaints, bronchitis, anemia, swelling, back pain, injury, labyrinthitis, renal problems, inflammation, stress, fatigue 19 |
| Psidium guajava Linn. (Myrtaceae) (8214 UFRN) | Goiaba | C | Leaves | 125.0 | 62.5 | 125.0 | 125.0 | 62.5 | 125.0 | Stomach ache, dysentery, digestive problems, headache, inflammation, gingivitis, throat complaints, leukorrhea and skin diseases 11 , 19 |
| Mimosa ophthalmocentra Mart. ex Benth (Mimosaceae) (83114 UFPE) | Jurema vermelha | N | Stem bark | 125.0 | 125.0 | NA | 125.0 | 125.0 | NA | Bronchitis, cough 19 |
| Mimosa tenuiflora Wild. Poir (Mimosaceae) (83113 UFPE) | Jurema preta | N | Stem bark | 62.5 | NA | 62.5 | 62.5 | NA | 62.5 | Injury, inflammation, fever 19 |
| Persea americana Mill. (Lauraceae) (89420 IPA) | Abacate | C | Leaves | NA | 31.3 | 31.3 | NA | 31.3 | 31.3 | Renal problems 19 |
The activity of the extracts was classified as follows: MIC ≤ 75.0 µg/mL, classified as strong activity; 75.0 < MIC ≤ 150.0 µg/mL, moderate activity; 150.0 < MIC ≤ 250.0 µg/mL, weak activity, and MIC > 250.0 µg/mL, inactive18. Crude extract: AE - aqueous, EE: ethanol:water and AcE: acetone:water. N: Native; C: Cultivated. *Terbinafine (MIC/MFC) ≤ 0.004 µg/mL. NA: Not analyzed.