scholarly journals Modulation of interleukin expression by medicinal plants and their secondary metabolites: A systematic review on anti-asthmatic and immunopharmacological mechanisms

Phytomedicine ◽  
2020 ◽  
Vol 70 ◽  
pp. 153229
Author(s):  
Gopalsamy Rajiv Gandhi ◽  
Gabriel Campos de Sousa Leão ◽  
Valdete Kaliane da Silva Calisto ◽  
Alan Bruno Silva Vasconcelos ◽  
Maria Luiza Doria Almeida ◽  
...  
Biomolecules ◽  
2020 ◽  
Vol 10 (9) ◽  
pp. 1333 ◽  
Author(s):  
Angel de Jesús Dzul-Beh ◽  
Andrés Humberto Uc-Cachón ◽  
Jorge Bórquez ◽  
Luis A. Loyola ◽  
Luis Manuel Peña-Rodríguez ◽  
...  

Mulinane- and azorellane-type diterpenoids have unique tricyclic fused five-, six-, and seven-membered systems and a wide range of biological properties, including antimicrobial, antiprotozoal, spermicidal, gastroprotective, and anti-inflammatory, among others. These secondary metabolites are exclusive constituents of medicinal plants belonging to the Azorella, Laretia, and Mulinum genera. In the last 30 years, more than 95 mulinanes and azorellanes have been reported, 49 of them being natural products, 4 synthetics, and the rest semisynthetic and biotransformed derivatives. This systematic review highlights the biosynthetic origin, the chemistry, and the pharmacological activities of this remarkably interesting group of diterpenoids.


2014 ◽  
Vol 13 (1) ◽  
pp. 150-165 ◽  
Author(s):  
Erica Gelfuso ◽  
Daiane Rosa ◽  
Ana Fachin ◽  
Márcia Mortari ◽  
Alexandra Cunha ◽  
...  

2016 ◽  
Vol 7 ◽  
Author(s):  
Min Jia ◽  
Ling Chen ◽  
Hai-Liang Xin ◽  
Cheng-Jian Zheng ◽  
Khalid Rahman ◽  
...  

2021 ◽  
Vol 14 (11) ◽  
pp. 1145
Author(s):  
Chabaco Armijos ◽  
Jorge Ramírez ◽  
Melissa Salinas ◽  
Giovanni Vidari ◽  
Alírica I. Suárez

The use of plants as therapeutic agents is part of the traditional medicine that is practiced by many indigenous communities in Ecuador. The aim of this study was to update a review published in 2016 by including the studies that were carried out in the period 2016–July 2021 on about 120 Ecuadorian medicinal plants. Relevant data on raw extracts and isolated secondary metabolites were retrieved from different databases, resulting in 104 references. They included phytochemical and pharmacological studies on several non-volatile compounds, as well as the chemical composition of essential oils (EOs). The tested biological activities are also reported. The potential of Ecuadorian plants as sources of products for practical applications in different fields, as well the perspectives of future investigations, are discussed in the last part of the review.


2022 ◽  
Vol 12 ◽  
Author(s):  
Zi-Liang Guo ◽  
Mao-Xing Li ◽  
Xiao-Lin Li ◽  
Peng Wang ◽  
Wei-Gang Wang ◽  
...  

Crocetin is an aglycone of crocin naturally occurring in saffron and produced in biological systems by hydrolysis of crocin as a bioactive metabolite. It is known to exist in several medicinal plants, the desiccative ripe fruit of the cape jasmine belonging to the Rubiaceae family, and stigmas of the saffron plant of the Iridaceae family. According to modern pharmacological investigations, crocetin possesses cardioprotective, hepatoprotective, neuroprotective, antidepressant, antiviral, anticancer, atherosclerotic, antidiabetic, and memory-enhancing properties. Although poor bioavailability hinders therapeutic applications, derivatization and formulation preparation technologies have broadened the application prospects for crocetin. To promote the research and development of crocetin, we summarized the distribution, preparation and production, total synthesis and derivatization technology, pharmacological activity, pharmacokinetics, drug safety, drug formulations, and preparation of crocetin.


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