scholarly journals Coral and Coral-Associated Microorganisms: A Prolific Source of Potential Bioactive Natural Products

Marine Drugs ◽  
2019 ◽  
Vol 17 (8) ◽  
pp. 468 ◽  
Author(s):  
Sang ◽  
Dat ◽  
Vinh ◽  
Cuong ◽  
Oanh ◽  
...  

Marine invertebrates and their associated microorganisms are rich sources of bioactive compounds. Among them, coral and its associated microorganisms are promising providers of marine bioactive compounds. The present review provides an overview of bioactive compounds that are produced by corals and coral-associated microorganisms, covering the literature from 2010 to March 2019. Accordingly, 245 natural products that possess a wide range of potent bioactivities, such as anti-inflammatory, cytotoxic, antimicrobial, antivirus, and antifouling activities, among others, are described in this review.

2019 ◽  
Vol 17 (5) ◽  
pp. 1027-1036 ◽  
Author(s):  
Hsiao-Ching Lin ◽  
Ranuka T. Hewage ◽  
Yuan-Chun Lu ◽  
Yit-Heng Chooi

The club fungi, Basidioycota, produce a wide range of bioactive compounds. Here, we describe recent studies on the biosynthetic pathways and enzymes of bioactive natural products from these fungi.


2019 ◽  
Author(s):  
Chem Int

Coumarin and its derivatives are widely spread in nature. Coumarin goes to agroup as benzopyrones, which consists of a benzene ring connected to a pyronemoiety. Coumarins displayed a broad range of pharmacologically useful profile.Coumarins are considered as a promising group of bioactive compounds thatexhibited a wide range of biological activities like anti-microbial, anti-viral,antiparasitic, anti-helmintic, analgesic, anti-inflammatory, anti-diabetic, anticancer,anti-oxidant, anti-proliferative, anti-convulsant, and antihypertensiveactivities etc. The coumarin compounds have immense interest due to theirdiverse pharmacological properties. In particular, these biological activities makecoumarin compounds more attractive and testing as novel therapeuticcompounds.


2020 ◽  
Vol 24 (5) ◽  
pp. 473-486 ◽  
Author(s):  
Ligia S. da Silveira Pinto ◽  
Thatyana R. Alves Vasconcelos ◽  
Claudia Regina B. Gomes ◽  
Marcus Vinícius N. de Souza

Azetidin-2-ones (β-lactams) and its derivatives are an important group of heterocyclic compounds that exhibit a wide range of pharmacological properties such as antibacterial, anticancer, anti-diabetic, anti-inflammatory and anticonvulsant. Efforts have been made over the years to develop novel congeners with superior biological activities and minimal potential for undesirable side effects. The present review aimed to highlight some recent discoveries (2013-2019) on the development of novel azetidin-2-one-based compounds as potential anticancer agents.


Molecules ◽  
2021 ◽  
Vol 26 (7) ◽  
pp. 1898
Author(s):  
Fauzia Izzati ◽  
Mega Ferdina Warsito ◽  
Asep Bayu ◽  
Anggia Prasetyoputri ◽  
Akhirta Atikana ◽  
...  

Marine invertebrates have been reported to be an excellent resource of many novel bioactive compounds. Studies reported that Indonesia has remarkable yet underexplored marine natural products, with a high chemical diversity and a broad spectrum of biological activities. This review discusses recent updates on the exploration of marine natural products from Indonesian marine invertebrates (i.e., sponges, tunicates, and soft corals) throughout 2007–2020. This paper summarizes the structural diversity and biological function of the bioactive compounds isolated from Indonesian marine invertebrates as antimicrobial, antifungal, anticancer, and antiviral, while also presenting the opportunity for further investigation of novel compounds derived from Indonesian marine invertebrates.


2016 ◽  
Vol Volume 112 (Number 11/12) ◽  
Author(s):  
Elisabeth K. Olsen ◽  
Christopher K. de Cerf ◽  
Godwin A. Dziwornu ◽  
Eleonora Puccinelli ◽  
Isabelle J. Ansorge ◽  
...  

Abstract Over the past 50 years, marine invertebrates, especially sponges, have proven to be a valuable source of new and/or bioactive natural products that have the potential to be further developed as lead compounds for pharmaceutical applications. Although marine benthic invertebrate communities occurring off the coast of South Africa have been explored for their biomedicinal potential, the natural product investigation of marine sponges from the sub-Antarctic Islands in the Southern Ocean for the presence of bioactive secondary metabolites has been relatively unexplored thus far. We report here the results for the biological screening of both aqueous and organic extracts prepared from nine specimens of eight species of marine sponges, collected from around Marion Island and the Prince Edward Islands in the Southern Ocean, for their cytotoxic activity against three cancer cell lines. The results obtained through this multidisciplinary collaborative research effort by exclusively South African institutions has provided an exciting opportunity to discover cytotoxic compounds from sub-Antarctic sponges, whilst contributing to our understanding of the biodiversity and geographic distributions of these cold-water invertebrates. Therefore, we acknowledge here the various contributions of the diverse scientific disciplines that played a pivotal role in providing the necessary platform for the future natural products chemistry investigation of these marine sponges from the sub- Antarctic Islands and the Southern Ocean.


Author(s):  
Bui Thanh Tung

Gout is a complex form of arthritis which is characterized by sudden, severe attacks of pain, swelling, redness, and tenderness in the joints. Gout is a type of inflammatory arthritis that is triggered by the crystallization of uric acid within the joints and is often associated with hyperuricemia. Natural products offer many options to reduce the progress and symptoms of diseases, including gout. Natural compound structure including lignans, flavonoids, tannins, polyphenols, triterpenes, sterols, and alkaloids have anti-inflammatory, antioxidant, and XO activities. In this chapter, the authors present medicinal plants and isolated compounds which are used to prevent and reduce the pathogenesis of gout.


Marine Drugs ◽  
2019 ◽  
Vol 17 (11) ◽  
pp. 636 ◽  
Author(s):  
Jianzhou Xu ◽  
Mengqi Yi ◽  
Lijian Ding ◽  
Shan He

Inflammation is a generalized, nonspecific, and beneficial host response of foreign challenge or tissue injury. However, prolonged inflammation is undesirable. It will cause loss function of involve organs, such as heat, pain redness, and swelling. Marine natural products have gained more and more attention due to their unique mechanism of anti-inflammatory action, and have considered a hotspot for anti-inflammatory drug development. Marine-derived fungi are promising sources of structurally unprecedented bioactive natural products. So far, a plethora of new secondary metabolites with anti-inflammatory activities from marine-derived fungi had been widely reported. This review covers 133 fungal metabolites described in the period of 2000 to 2018, including the structures and origins of these secondary metabolites.


Molecules ◽  
2020 ◽  
Vol 25 (23) ◽  
pp. 5690
Author(s):  
Hosakatte Niranjana Murthy ◽  
Dayanand Dalawai ◽  
Yaser Hassan Dewir ◽  
Abdullah Ibrahim

Garcinia morella (Gaertn.) Desr. is an evergreen tree that yields edible fruits, oil, and resin. It is a source of “gamboge”, a gum/resin that has a wide range of uses. The fruits, leaves, and seeds of this tree are rich in bioactive compounds, including xanthones, flavonoids, phenolic acids, organic acids, and terpenoids. Evidence from different studies has demonstrated the antioxidant, antifungal, antiviral, hepatoprotective, anticancer, anti-inflammatory, antibacterial, and larvicidal activities of the fruit, leaf, and seed extracts of G. morella. This review summarizes the information on the phytochemicals of G. morella and the biological activities of its active constituents.


2003 ◽  
Vol 75 (2-3) ◽  
pp. 343-352 ◽  
Author(s):  
P. Proksch ◽  
R. Ebel ◽  
R. A. Edrada ◽  
P. Schupp ◽  
W. H. Lin ◽  
...  

This review article presents our group's recent research findings with regard to bioactive natural products from marine sponges and tunicates, as well as from sponge derived fungi. The organisms discussed originate in the Indopacific region, which has an exceptionally rich marine biodiversity. Major topics that are covered in our review include the chemical ecology of sponges, focusing on defense against fishes, as well as the isolation and identification of new bioactive constituents from sponges and tunicates. Sponge derived fungi are introduced as an emerging source for new bioactive metabolites, reflecting the currently growing interest in natural products from marine microorganisms.


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