Research Progress on Pharmacological Activities and Clinical Applications of Essential Oils from Medicinal Plants

2020 ◽  
Vol 09 (06) ◽  
pp. 204-210
Author(s):  
佳恒 曾
2015 ◽  
Vol 2015 ◽  
pp. 1-21 ◽  
Author(s):  
Adriana Andrade Carvalho ◽  
Luciana Nalone Andrade ◽  
Élida Batista Vieira de Sousa ◽  
Damião Pergentino de Sousa

The search for new bioactive substances with anticancer activity and the understanding of their mechanisms of action are high-priorities in the research effort toward more effective treatments for cancer. The phenylpropanoids are natural products found in many aromatic and medicinal plants, food, and essential oils. They exhibit various pharmacological activities and have applications in the pharmaceutical industry. In this review, the anticancer potential of 17 phenylpropanoids and derivatives from essential oils is discussed. Chemical structures, experimental report, and mechanisms of action of bioactive substances are presented.


Planta Medica ◽  
2012 ◽  
Vol 78 (11) ◽  
Author(s):  
A Ghasemi Pirbalouti ◽  
E Pirali ◽  
G Pishkar ◽  
S Mohammadali Jalali ◽  
M Reyesi ◽  
...  

Planta Medica ◽  
2016 ◽  
Vol 81 (S 01) ◽  
pp. S1-S381
Author(s):  
F Ghavidel ◽  
MM Zarshenas ◽  
A Sakhteman ◽  
A Gholami ◽  
Y Ghasemi ◽  
...  

2020 ◽  
Vol 26 (5) ◽  
pp. 519-541 ◽  
Author(s):  
Giovanna Ferrentino ◽  
Ksenia Morozova ◽  
Christine Horn ◽  
Matteo Scampicchio

Background: The use of essential oils is receiving increasing attention worldwide, as these oils are good sources of several bioactive compounds. Nowadays essential oils are preferred over synthetic preservatives thanks to their antioxidant and antimicrobial properties. Several studies highlight the beneficial effect of essential oils extracted from medicinal plants to cure human diseases such as hypertension, diabetes, or obesity. However, to preserve their bioactivity, the use of appropriate extraction technologies is required. Method: The present review aims to describe the studies published so far on the essential oils focusing on their sources and chemical composition, the technologies used for their recovery and their application as antioxidants in food products. Results: The review has been structured in three parts. In the first part, the main compounds present in essential oils extracted from medicinal plants have been listed and described. In the second part, the most important technologies used for extraction and distillation, have been presented. In detail, conventional methods have been described and compared with innovative and green technologies. Finally, in the last part, the studies related to the application of essential oils as antioxidants in food products have been reviewed and the main findings discussed in detail. Conclusions: In summary, an overview of the aforementioned subjects is presented by discussing the results of the most recent published studies.


Author(s):  
Ayda Hosseinkhani ◽  
Bijan Ziaeian ◽  
Kamran Hessami ◽  
Mohammad Mehdi Zarshenas ◽  
Ali Kashkooe ◽  
...  

Background: Cough is one of the most common medical symptoms for which medical advice is sought. Although cough is a protective reflex responsible for clearing the airways from secretions and foreign bodies, it can be a troublesome symptom that causes discomfort to patients. Due to the increasing interest in herbal remedies in the both developed and developing countries, in the current study, we aimed to overview medicinal herbs containing essential oils used as antitussive agents according to the Traditional Persian Medicine [TPM] textbooks. We summarized the relevant scientific evidence on their possible pharmacological actions. Methods: To collect the evidence for treatment of cough or “seaal” [cough in ancient books] from TPM sources, five main medicinal Persian manuscripts were studied. The antitussive herbs were listed and their scientific names were identified and authenticated in accordance with botanical reference books. ScienceDirect and PubMed online databases were searched for related mechanisms of action of the reported medicinal plants. Results: The number of 49 herbs containing essential oils were recommended in TPM for the treatment of cough; 21 of them had at least one known mechanism of action for cough suppression in the scientific literature. According to this review, most of the cited medicinal plants were assessed for either nitric oxide inhibitory or antitussive/expectorant activities. Conclusion: In addition to advantageous effects of antitussive herbs noted by TPM, the present review highlighted some recent evidence-based data on these promising candidates that could be used as an outline for future research on their medicinal use.


2020 ◽  
Vol 15 (7) ◽  
pp. 559-569 ◽  
Author(s):  
Zhen Chang ◽  
Youhan Wang ◽  
Chang Liu ◽  
Wanli Smith ◽  
Lingbo Kong

Macrophages M2 polarization have been taken as an anti-inflammatory progression during inflammation. Natural plant-derived products, with potential therapeutic and preventive activities against inflammatory diseases, have received increasing attention in recent years because of their whole regulative effects and specific pharmacological activities. However, the molecular mechanisms about how different kinds of natural compounds regulate macrophages polarization still unclear. Therefore, in the current review, we summarized the detailed research progress on the active compounds derived from herbal plants with regulating effects on macrophages, especially M2 polarization. These natural occurring compounds including flavonoids, terpenoids, glycosides, lignans, coumarins, alkaloids, polyphenols and quinones. In addition, we extensively discussed the cellular mechanisms underlying the M2 polarization for each compound, which could provide potential therapeutic strategies aiming macrophages M2 polarization.


2019 ◽  
Vol 9 (3) ◽  
pp. 184-196
Author(s):  
Deepshikha Rathore ◽  
Geetanjali ◽  
Ram Singh

Background: The history of traditional systems of medicine goes parallel with the history of human beings. Even today people have faith in traditional systems of medicine based on medicinal plants to meet primary health care needs. Hence, the scientific evaluation and documentation of extracts and active ingredients of medicinal plants always play a supportive role in their medicinal applications. Objective: This review aims to present the phytochemicals isolated from the genus Bombax and their pharmacological applications. Methods: The literature from research and review papers was analyzed and the information was compiled to present the pharmacological applications of various secondary metabolites from genus Bombax. Results: The genus Bombax belongs to the family Malvaceae and known for its therapeutic applications. The crude, semi-purified and purified extracts of different parts of this plant have shown potential therapeutic applications. A total of 96 articles including research and review papers were referred for the compilation of isolated phytochemicals and their chemical structures. Conclusion: We systematically summarized 176 isolated compounds from the genus Bombax. The findings show that this plant shows potential towards pharmacological activities. The activities were found more from extracts than the single isolated compounds.


Plants ◽  
2021 ◽  
Vol 10 (6) ◽  
pp. 1061
Author(s):  
Sims K. Lawson ◽  
Prabodh Satyal ◽  
William N. Setzer

As part of our evaluation of essential oils derived from Native American medicinal plants, we have obtained the essential oils of Agastache foeniculum (Pursch) Kuntze (Lamiaceae), Gaultheria procumbens L. (Ericaceae), Heliopsis helianthoides (L.) Sweet (Asteraceae), Liatris spicata (L.) Willd. (Asteraceae), Pycnanthemum incanum (L.) Michx. (Lamiaceae), Smallanthus uvedalia (L.) Mack. ex Mack. (Asteraceae), and Verbena hastata L. (Verbenaceae) by hydrodistillation. The essential oils were analyzed by gas chromatographic techniques. The essential oil of A. foeniculum was dominated by estragole (88–93%), while methyl salicylate (91%) dominated the G. procumbens essential oil. Germacrene D was the major component in H. helianthoides (42%) and L. spicata (24%). 1,8-Cineole (31%) and α-terpineol (17%) were the main compounds in P. incanum essential oil. The essential oil of S. uvedalia showed α-pinene (24%), perillene (15%), and β-caryophyllene (17%) as major components. Verbena hastata essential oil was rich in 1-octen-3-ol (up to 29%) and palmitic acid (up to 22%). Four of these essential oils, H. helianthoides, L. spicata, P. incanum, and V. hastata, are reported for the first time. Additionally, the enantiomeric distributions of several terpenoid components have been determined.


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