Abstract
Renealmia thryrsoidea (Ruiz & Pav.) Poepp. & Endl is a plant used by the Amazonian indigenous people of Ecuador for its various medicinal properties. Its leaves exhibit a remarkable aroma with a hint of spiciness. The essential oil extracted from its leaves was analyzed by GM/MS, using two systems with columns of different polarity, in both was confirmed the presence of terpinolene (26.32%), α-felandrene (17.16%), γ-terpinene (6.55%), β-pinene (5.97%) and p-cymol (4.70%). Free radical scavenging activity was analyzed through 2,2-diphenyl-1-picrylhydrazyl (DPPH) and 2,2'-azino-bis(3-ethylbenzothiazoline-6-sulphonic acid) (ABTS) spectrophotometric methods ; by applying ABTS method , the activity was comparable to that of the essential oil of Thymus vulgaris. The trials of antimicrobial activity show a strong inhibition against Gram negative bacteria as Escherichia coli and Pseudomonas aeruginosa.
| Translated title of the contribution | Composición química Actividad antimicrobiana y captadora de radicales libres del aceite esencial de hojas de Renealmia Thyrsoidea (Ruiz & Pav.) Poepp. & Endl. |
|---|---|
| Original language | English (US) |
| Pages (from-to) | 553-558 |
| Number of pages | 6 |
| Journal | Journal of Medicinal Plant Research |
| Volume | 10 |
| Issue number | 10 |
| DOIs | |
| State | Published - 3 Sep 2016 |
Keywords
- Abts
- Dpph
- Essential oil
- Minimum inhibitory concentration (mic)
- Renealmia thryrsoidea
CACES Knowledge Areas
- 215A Biochemistry
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