Medicinal and Biological Significance of Phenoxazine Derivatives

Author(s):  
Jaya Dwivedi ◽  
Neetu Yaduvanshi ◽  
Shruti Shukla ◽  
Sonika Jain

: Since 1887, phenoxazine derivatives have attracted attention of chemist due to its versatile utility, industrially and pharmacologically. Literature is found abundant with various pharmacological activities of phenoxazine derivatives like antitumor, anticancer, antifungal, antibacterial, anti-inflammatory, anti-diabetic, anti-viral, anti-malarial, antidepressant, analgesic and many other drug resistance reversal activities. This review covers detailed over-view on pharmacological application of phenoxazine nucleus, its chemistry and reactivity and also illustrating the incorporation of different group at different positions enhancing its biological application, besides some synthetic procedures.

Author(s):  
Mohammad Asif ◽  
Mohd. Imran ◽  
Abida

: Heterocyclic compounds play a vital role in the development of novel compounds due to their diverse pharmacological activities. Thiazine is a six-membered heterocyclic moiety. Various thiazine derivatives were synthesized or isolated from natural sources like plants and animals. Thiazine derivatives have varieties of pharmacological activities such as antimicrobial, antibacterial, antifungal, antiviral, anti-inflammatory, anticoagulant, anticancer, antihypertensive, and other useful biological as well as chemical applications. In the therapy of antimicrobial infections, new antimicrobial agents are needed because current antimicrobials have developed drug resistance. So, we discussed some thiazine derivatives which exhibited antimicrobial activity.


2018 ◽  
Vol 18 (4) ◽  
pp. 488-505 ◽  
Author(s):  
K. P. Rakesh ◽  
Shi-Meng Wang ◽  
Jing Leng ◽  
L. Ravindar ◽  
Abdullah M. Asiri ◽  
...  

Cancer is the second leading cause of death worldwide. There is always a huge demand for novel anticancer drugs and diverse new natural or synthetic compounds are developed continuously by scientists. Presently, a large number of drugs in clinical practice have showed pervasive side effect and multidrug resistance. Sulfonyl or sulfonamide hybrids became one of the most attractive subjects due to their broad spectrum of pharmacological activities. Sulfonyl hybrids were broadly explored for their anticancer activities and it was found that they possess minimum side effect along with multi-drug resistance activity. This review describes the most recent applications of sulfonyl hybrid analogues in anticancer drug discovery and further discusses the mechanistic insights, structure-activity relationships and molecular docking studies for the potent derivatives.


Molecules ◽  
2021 ◽  
Vol 26 (11) ◽  
pp. 3140
Author(s):  
Rocco Giordano ◽  
Zeinab Saii ◽  
Malthe Fredsgaard ◽  
Laura Sini Sofia Hulkko ◽  
Thomas Bouet Guldbæk Poulsen ◽  
...  

The pharmacological activities in bioactive plant extracts play an increasing role in sustainable resources for valorization and biomedical applications. Bioactive phytochemicals, including natural compounds, secondary metabolites and their derivatives, have attracted significant attention for use in both medicinal products and cosmetic products. Our review highlights the pharmacological mode-of-action and current biomedical applications of key bioactive compounds applied as anti-inflammatory, bactericidal with antibiotics effects, and pain relief purposes in controlled clinical studies or preclinical studies. In this systematic review, the availability of bioactive compounds from several salt-tolerant plant species, mainly focusing on the three promising species Aster tripolium, Crithmum maritimum and Salicornia europaea, are summarized and discussed. All three of them have been widely used in natural folk medicines and are now in the focus for future nutraceutical and pharmacological applications.


Biomaterials ◽  
2021 ◽  
pp. 120649
Author(s):  
Xuan Xiao ◽  
Kewei Wang ◽  
Qingyu Zong ◽  
Yalan Tu ◽  
Yansong Dong ◽  
...  

Author(s):  
Jean Felix Mukerabigwi ◽  
Yu Han ◽  
Nannan Lu ◽  
Wendong Ke ◽  
Yuheng Wang ◽  
...  

Drug resistance of cisplatin significantly limits its therapeutic efficacy in clinical applications against a variety of cancers. Herein, we develop a novel strategy to overcome cisplatin drug resistance through sensitizing...


2020 ◽  
Vol 0 (0) ◽  
Author(s):  
Md Anzar Alam ◽  
Mohd Aleemuddin Quamri ◽  
Muzafar Din Ahmad Bhat ◽  
Siddiqui Aafreen ◽  
Ghulamuddin Sofi

AbstractOxy+ is a natural source of arthrospira found in nature, used as a dietary supplement and manufactured in Aruba for lifefactors. Arthrospira contains good quality of proteins, sulfated polysaccharides, γ-linoleic acid, along with an array of carotene and phytopigments, vitamins, and minerals which are reported to be antioxidant, immunomodulator, antihyperglycemic, antidyslipidemic, cardioprotective, hepatoprotective, antiviral, anticancerous, antihypertensive, anti-inflammatory, analgesic, neuroprotective and renoprotective activities. Several studies have shown arthrospira, and active ingredients of it revealed various pharmacological activities. It can be used for the management of various ailments such as diabetes, dyslipidemia, obesity, hypertension, cancer, arthritis, osteoarthritis, autoimmune disorders, etc. This review attempts to explore the hidden benefits of Oxy+ (arthrospira).


Author(s):  
Li Liu ◽  
Huiyun Wang ◽  
Xiaoyun Chai ◽  
Qingguo Meng ◽  
Sheng Jiang ◽  
...  

: Ginsenoside Rh2 (3β-O-Glc-protopanaxadiol), a trace but characteristic pharmacological component of red ginseng, exhibited versatile pharmacological activities, such as antitumor effects, improved cardiac function and fibrosis, anti-inflammatory effects, antibiosis and excellent medicinal potential. In recent years, increased research has been performed on the biocatalytic synthesis of ginsenoside Rh2. In this paper, advances in the biocatalytic synthesis, pharmacological activities, pharmaceutical preparation and metabolism of ginsenoside Rh2 are reviewed.


2018 ◽  
Vol 3 (38) ◽  
pp. 10738-10749
Author(s):  
Jyoti M. Madar ◽  
Lokesh A. Shastri ◽  
Samundeeswari L. Shastri ◽  
Megharaja Holiyachi ◽  
Nirmala S. Naik ◽  
...  

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