Table 3.
Antioxidant activity (%) of the volatile oils obtained from various parts of Juniperus excelsa subsp. polycarpos and J. excelsa subsp. excels as well as other tested compounds in DPPH assay
|
Concentration (μL/mL)
|
|||||
|---|---|---|---|---|---|
| 4 | 2 | 1 | 0.5 | 0.1 | |
| 77.7(3.2) | 37.9 (1.6) | 21.8 (0.5) | 10.6 (0.8) | 4.2 (0.4) (1) | Quercetin |
| 38.7(1.0) | 19.3 (0.3) | 11.1 (1.8) | 4.9 (0.3) | 1.3 | Vitamin C |
| 13.3(3.6) | 4.8 (0.6) | 2.6 (0.4) | 1.9 (0.3) | 0.5 | BHT |
| 2.4(0.9) | 0.7 (0.3) | 1.0 (0.4) | 0.3 (0.2) | 0.6 (0.4) | DMSO |
| 5.26(0.32) | 1.10 (1.1) | NA | NA | NA | Vitamin E |
| 17.7(0.3) | 8.5 (0.6) | 5.6 (0.4) | 3.3 (0.4) | 0.8 (0.4) | γ-Terpinene |
| 3.1(0.4) | 1.5 (0.342) | 1.8 (0.4) | 1.6 (0.3) | 0.8 (0.3) | Cedrol |
| 13.0(3.6) | 4.8 (0.6) | 2.3 (0.4) | 1.9 (0.3) | 0.5 | δ-2-Carene |
| 4.8(0.4) | 1.1 (0.6) | 0.5 (0.2) | 0.2 (0.1) | 0.2 (0.1) | δ-3-Carene |
| NA | 0.4 (0.2) | 2.1 (0.3) | NA | 0.2 (0.2) | Limonene |
| 1.0 (0.4) | 0.1 (0.2) | NA | NA | 0.4(0.3) | β-Pinene |
| NA | NA | NA | NA | NA | α-Pinene |
| 5.1(0.5) | 1.8 (0.1) | 1.0 (0.4) | 1.4 (0.4) | NA | Sabinene |
| 9.8 (0.4) | 4.5 (0.5) | 5.0 (1.8) | 3.5 | 1.6 (0.7) | J. excelsa subsp. polycarpos ML |
| 16.8 (0.3) | 7.3 (0.4) | 5.4 (1.1) | 3.2 (0.4) | 1.7 (0.3) | J. excelsa subsp. polycarpos FL |
| 1.4 | NA | NA | NA | NA | J. excelsa subsp. polycarpos FT |
| 8.2(0.6) | 4.8 (0.4) | 3.0 (0.4) | 1.9 (0.5) | 1.9 (0.8) | J. excelsa subsp. excels L |
| 6.6(1.8) | 5.1 | 2.7 | 1.6 (0.4) | 3.8 (0.7) | J. excelsa subsp. excels FT |
(1): Amounts in parenthesis are representing standard deviation; NA: Not Active; ML: Male Leaves, FL: Female Leaves, FT: Fruit, L: Leaves