Essential Oil of Ipomoea carnea: Chemical Profile, Chemometric Analysis, Free Radical Scavenging, and Antibacterial Activities
Abstract
:1. Introduction
2. Materials and Methods
2.1. Plant Materials
2.2. EO Extraction Analysis and Characterization
2.3. Antioxidant Activity
2.4. Antibacterial Activity
2.5. Data Analysis
3. Results and Discussion
3.1. Chemical Profile of I. carnea EO
3.2. Chemometric Analysis of the EOs of Ipomea Specie
3.3. Free Radical Scavenging Activity of I. carnea EO
3.4. Antibacterial Activity of I. carnea EO
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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No | Compound name | KIp 1 | KIc 2 | Conc. (%) | Identification 3 |
---|---|---|---|---|---|
Oxygenated Monoterpenes | |||||
1 | Linalool | 1095 | 1095 | 0.49 ± 0.01 | MS, KI |
2 | α-Fenchyl alcohol | 1114 | 1115 | 0.57 ± 0.02 | MS, KI |
3 | 4-Terpineol | 1177 | 1175 | 0.69 ± 0.01 | MS, KI |
Sesquiterpene Hydrocarbons | |||||
4 | β-Patchoulene | 1381 | 1379 | 0.77 ± 0.03 | MS, KI |
5 | α-Gurjunene | 1409 | 1411 | 0.53 ± 0.01 | MS, KI |
6 | E-Caryophyllene | 1417 | 1417 | 0.67 ± 0.02 | MS, KI |
7 | trans-α-Bergamotene | 1432 | 1435 | 0.33 ± 0.01 | MS, KI |
8 | Aromandendrene | 1439 | 1441 | 0.69 ± 0.02 | MS, KI |
9 | α-Humulene | 1452 | 1449 | 0.31 ± 0.01 | MS, KI |
10 | ar-Curcumene | 1479 | 1476 | 1.83 ± 0.04 | MS, KI |
11 | γ-Muurolene | 1480 | 1483 | 1.76 ± 0.03 | MS, KI |
12 | α-Muurolene | 1500 | 1502 | 0.56 ± 0.01 | MS, KI |
13 | δ-Cadinene | 1522 | 1520 | 0.97 ± 0.03 | MS, KI |
14 | α-Calacorene | 1544 | 1541 | 1.04 ± 0.03 | MS, KI |
15 | Guaiazulene | 1780 | 1784 | 0.37 ± 0.01 | MS, KI |
Oxygenated Sesquiterpenes | |||||
17 | Citronellyl 3-methylbutanoate | 1531 | 1529 | 1.55 ± 0.04 | MS, KI |
18 | Spathulenol | 1578 | 1581 | 8.11 ± 0.08 | MS, KI |
19 | Caryophyllene oxide | 1583 | 1585 | 6.56 ± 0.06 | MS, KI |
20 | Geranyl isovalerate | 1607 | 1604 | 0.81 ± 0.02 | MS, KI |
21 | Humulene epoxide II | 1608 | 1612 | 0.97 ± 0.03 | MS, KI |
22 | tau-Cadinol | 1640 | 1643 | 35.68 ± 0.16 | MS, KI |
23 | α-Cadinol | 1654 | 1650 | 26.76 ± 0.12 | MS, KI |
24 | α-Santalol | 1674 | 1677 | 0.63 ± 0.02 | MS, KI |
25 | 6-Epishyobunone | 1680 | 1680 | 0.35 ± 0.01 | MS, KI |
26 | Ledene oxide-(II) | 1682 | 1683 | 0.69 ± 0.02 | MS, KI |
27 | Bisabolone | 1742 | 1746 | 0.77 ± 0.02 | MS, KI |
Diterpene Hydrocarbons | |||||
28 | Beyerene | 1931 | 1936 | 0.36 ± 0.01 | MS, KI |
Carotenoid-Derived Compounds | |||||
29 | E-β-Damascenone | 1383 | 1382 | 0.77 ± 0.02 | MS, KI |
30 | E-α-Ionone | 1428 | 1430 | 0.18 ± 0.01 | MS, KI |
Apocarotenoid-Derived Compounds | |||||
31 | Hexahydrofarnesyl acetone | 1845 | 1849 | 1.81 ± 0.03 | MS, KI |
Oxygenated monoterpenes | 1.75 | ||||
Sesquiterpene hydrocarbons | 9.83 | ||||
Oxygenated sesquiterpenes | 82.88 | ||||
Diterpene hydrocarbons | 0.36 | ||||
Carotenoid-derived compounds | 0.95 | ||||
Apocarotenoid-derived compounds | 1.81 |
Treatment | Conc. (mg L−1) | Scavenging Activity (%) | |||
---|---|---|---|---|---|
DPPH | IC50 (mg L−1) | ABTS | IC50 (mg L−1) | ||
Ipomoea carnea EO | 5 | 11.37 ± 0.32 I * | 33.69 | 6.52 ± 0.19 J | 40.86 |
10 | 17.21 ± 0.49 H | 12.66 ± 0.46 I | |||
20 | 31.07 ± 0.89 F | 24.15 ± 0.69 G | |||
30 | 52.54 ± 1.64 D | 38.41 ± 1.10 E | |||
40 | 63.29 ± 1.81 B | 50.6 ± 1.88 D | |||
50 | 74.31 ± 2.12 A | 59.69 ± 1.97 C | |||
LSD0.05 | 3.21 *** | ||||
F-value | 436.40 | ||||
Ascorbic acid | 1 | 5.25 ± 0.12 K | 11.51 | 2.14 ± 0.08 L | 12.94 |
2.5 | 14.47 ± 0.42 I | 10.36 ± 0.35 J | |||
5 | 41.19 ± 1.28 G | 37.08 ± 1.26 H | |||
10 | 53.73 ± 1.67 E | 45.62 ± 1.58 F | |||
15 | 60.02 ± 1.79 C | 55.91 ± 2.11 D | |||
20 | 73.17 ± 2.17 A | 69.06 ± 2.63 B | |||
LSD0.05 | 2.03 *** | ||||
F-value | 1307.67 |
Bacterial Strain | EO (10 mg mL−1) | Reference Antibiotics IZ mm | ||||
---|---|---|---|---|---|---|
IZ mm | MIC (mg mL−1) | Cephalexin | Tetracycline | Ofloxacin | Ampicillin | |
Gram-negative bacteria | ||||||
Escherichia coli | 19.62 ± 0.59 C # | 84.0 | 10.29 ± 0.31 D | 21.08 ± 0.64 A | 24.91 ± 0.75 A | 20.06 ± 0.63 D |
Klebsiella pneumoniae | 23.56 ± 0.71 A | 94.0 | 10.05 ± 0.30 D | 20.62 ± 0.62 A | 20.11 ± 0.61 C | 6.71 ± 0.21 E |
Pseudomonas aeruginosa | 16.41 ± 0.50 D | 124 | 0.00 E | 0.00 E | 10.36 ± 0.31 E | 0.00 F |
Salmonella typhimurium | 12.39 ± 0.38 E | 158 | 0.00 E | 9.88 ± 0.30 D | 0.00 F | 0.00 F |
Gram-positive bacteria | ||||||
Bacillus cereus | 21.36 ± 0.65 B | 82 | 19.13 ± 0.58 B | 10.34 ± 0.31 D | 19.66 ± 0.60 CD | 7.53 ± 0.21 E |
Staphylococcus epidermidis | 19.05 ± 0.58 C | 84 | 14.07 ± 0.43 C | 17.65 ± 0.53 C | 23.05 ± 0.70 B | 27.96 ± 0.74 A |
Staphylococcus haemolyticus | 8.47 ± 0.26 F | 1442 | 23.74 ± 0.72 A | 19.51 ± 0.59 B | 23.48 ± 0.61 B | 21.07 ± 0.61 C |
Staphylococcus xylosus | 22.69 ± 0.69 A | 82 | 18.39 ± 0.56 B | 17.04 ± 0.52 C | 19.03 ± 0.58 D | 23.64 ± 0.81 B |
LSD0.05 | 0.94 *** | 0.89 *** | 0.92 *** | 0.90 *** | 0.82 *** | |
F-value | 279.11 | 867.02 | 565.54 | 765.49 | 1408.00 |
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Abd-ElGawad, A.M.; Elshamy, A.I.; Elgorban, A.M.; Hassan, E.M.; Zaghloul, N.S.; Alamery, S.F.; El Gendy, A.E.-N.G.; Elhindi, K.M.; EI-Amier, Y.A. Essential Oil of Ipomoea carnea: Chemical Profile, Chemometric Analysis, Free Radical Scavenging, and Antibacterial Activities. Sustainability 2022, 14, 9504. https://doi.org/10.3390/su14159504
Abd-ElGawad AM, Elshamy AI, Elgorban AM, Hassan EM, Zaghloul NS, Alamery SF, El Gendy AE-NG, Elhindi KM, EI-Amier YA. Essential Oil of Ipomoea carnea: Chemical Profile, Chemometric Analysis, Free Radical Scavenging, and Antibacterial Activities. Sustainability. 2022; 14(15):9504. https://doi.org/10.3390/su14159504
Chicago/Turabian StyleAbd-ElGawad, Ahmed M., Abdelsamed I. Elshamy, Abdallah M. Elgorban, Emad M. Hassan, Nouf S. Zaghloul, Salman F. Alamery, Abd El-Nasser G. El Gendy, Khalid M. Elhindi, and Yasser A. EI-Amier. 2022. "Essential Oil of Ipomoea carnea: Chemical Profile, Chemometric Analysis, Free Radical Scavenging, and Antibacterial Activities" Sustainability 14, no. 15: 9504. https://doi.org/10.3390/su14159504
APA StyleAbd-ElGawad, A. M., Elshamy, A. I., Elgorban, A. M., Hassan, E. M., Zaghloul, N. S., Alamery, S. F., El Gendy, A. E. -N. G., Elhindi, K. M., & EI-Amier, Y. A. (2022). Essential Oil of Ipomoea carnea: Chemical Profile, Chemometric Analysis, Free Radical Scavenging, and Antibacterial Activities. Sustainability, 14(15), 9504. https://doi.org/10.3390/su14159504