Marine Rare Actinomycetes: A Promising Source of Structurally Diverse and Unique Novel Natural Products

Rare actinomycetes are prolific in the marine environment; however, knowledge about their diversity, distribution and biochemistry is limited. Marine rare actinomycetes represent a rather untapped source of chemically diverse secondary metabolites and novel bioactive compounds. In this review, we ai...

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Main Authors: Ramesh Subramani, Detmer Sipkema
Format: Article
Language:English
Published: MDPI AG 2019-04-01
Series:Marine Drugs
Subjects:
Online Access:https://www.mdpi.com/1660-3397/17/5/249
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author Ramesh Subramani
Detmer Sipkema
author_facet Ramesh Subramani
Detmer Sipkema
author_sort Ramesh Subramani
collection DOAJ
description Rare actinomycetes are prolific in the marine environment; however, knowledge about their diversity, distribution and biochemistry is limited. Marine rare actinomycetes represent a rather untapped source of chemically diverse secondary metabolites and novel bioactive compounds. In this review, we aim to summarize the present knowledge on the isolation, diversity, distribution and natural product discovery of marine rare actinomycetes reported from mid-2013 to 2017. A total of 97 new species, representing 9 novel genera and belonging to 27 families of marine rare actinomycetes have been reported, with the highest numbers of novel isolates from the families Pseudonocardiaceae, Demequinaceae, Micromonosporaceae and Nocardioidaceae. Additionally, this study reviewed 167 new bioactive compounds produced by 58 different rare actinomycete species representing 24 genera. Most of the compounds produced by the marine rare actinomycetes present antibacterial, antifungal, antiparasitic, anticancer or antimalarial activities. The highest numbers of natural products were derived from the genera <i>Nocardiopsis</i>, <i>Micromonospora</i>, <i>Salinispora</i> and <i>Pseudonocardia</i>. Members of the genus <i>Micromonospora</i> were revealed to be the richest source of chemically diverse and unique bioactive natural products.
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spelling doaj.art-ea3fdbd3817343f9a80e39bce48e07722022-12-22T02:10:20ZengMDPI AGMarine Drugs1660-33972019-04-0117524910.3390/md17050249md17050249Marine Rare Actinomycetes: A Promising Source of Structurally Diverse and Unique Novel Natural ProductsRamesh Subramani0Detmer Sipkema1School of Biological and Chemical Sciences, Faculty of Science, Technology &amp; Environment, The University of the South Pacific, Laucala Campus, Private Mail Bag, Suva, Republic of FijiLaboratory of Microbiology, Wageningen University &amp; Research, Stippeneng 4, 6708 WE Wageningen, The NetherlandsRare actinomycetes are prolific in the marine environment; however, knowledge about their diversity, distribution and biochemistry is limited. Marine rare actinomycetes represent a rather untapped source of chemically diverse secondary metabolites and novel bioactive compounds. In this review, we aim to summarize the present knowledge on the isolation, diversity, distribution and natural product discovery of marine rare actinomycetes reported from mid-2013 to 2017. A total of 97 new species, representing 9 novel genera and belonging to 27 families of marine rare actinomycetes have been reported, with the highest numbers of novel isolates from the families Pseudonocardiaceae, Demequinaceae, Micromonosporaceae and Nocardioidaceae. Additionally, this study reviewed 167 new bioactive compounds produced by 58 different rare actinomycete species representing 24 genera. Most of the compounds produced by the marine rare actinomycetes present antibacterial, antifungal, antiparasitic, anticancer or antimalarial activities. The highest numbers of natural products were derived from the genera <i>Nocardiopsis</i>, <i>Micromonospora</i>, <i>Salinispora</i> and <i>Pseudonocardia</i>. Members of the genus <i>Micromonospora</i> were revealed to be the richest source of chemically diverse and unique bioactive natural products.https://www.mdpi.com/1660-3397/17/5/249rare actinomycetesmarine actinobacteriacultivationnatural productsbioactive compounds
spellingShingle Ramesh Subramani
Detmer Sipkema
Marine Rare Actinomycetes: A Promising Source of Structurally Diverse and Unique Novel Natural Products
Marine Drugs
rare actinomycetes
marine actinobacteria
cultivation
natural products
bioactive compounds
title Marine Rare Actinomycetes: A Promising Source of Structurally Diverse and Unique Novel Natural Products
title_full Marine Rare Actinomycetes: A Promising Source of Structurally Diverse and Unique Novel Natural Products
title_fullStr Marine Rare Actinomycetes: A Promising Source of Structurally Diverse and Unique Novel Natural Products
title_full_unstemmed Marine Rare Actinomycetes: A Promising Source of Structurally Diverse and Unique Novel Natural Products
title_short Marine Rare Actinomycetes: A Promising Source of Structurally Diverse and Unique Novel Natural Products
title_sort marine rare actinomycetes a promising source of structurally diverse and unique novel natural products
topic rare actinomycetes
marine actinobacteria
cultivation
natural products
bioactive compounds
url https://www.mdpi.com/1660-3397/17/5/249
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