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Bioactive compounds from marine <em>Stachybotrys</em> sp. QL23

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Title Bioactive compounds from marine <em>Stachybotrys</em> sp. QL23
 
Creator Abdel-Razek, Ahmed S.
El-Awady, Mohamed
Hassan, Amal Z.
Yassin, Faten Y.
Asker, Mohsen
Shaaban, Mohamed
 
Subject Bioactive compounds
Marine fungi
<em>Stachybotrys</em> sp.
Structure elucidation
Taxonomy
 
Description 322-328
During our ongoing search for bioactive compounds from microorganisms, the marine fungus <em>Stachybotrys</em> sp. QL23 was isolated from a sediment sample collected from Qarun Lake, El Fayoum governorate, Egypt and biologically screened to produce bioactive compounds. The fungal extract showed moderate to high activity against Gram positive and Gram-negative bacteria assayed. The genotypic characterisation of <em>Stachybotrys</em> sp QL23 has been deduced basically on its 18S rRNA gene sequencing. Pre-chemical studies of the strain extract using different chromatographic techniques afforded the major bioactive metabolites, ergosterol (1) and linoleic acid (2), and their chemical structures were assigned using 1D and 2D NMR and Spectroscopy and HR-EI mass spectrometry. In this article, we present the isolation and taxonomical characterisation of the producing fungal strain, along with the study of antimicrobial activity of the strain extract and compounds 1-2 using a set of microorganisms. The study of the QL23 using cervix carcinoma cell line (KB-3-1) extract has been reported as well.
 
Date 2018-03-28T10:37:03Z
2018-03-28T10:37:03Z
2017-12
 
Type Article
 
Identifier 0976-0512 (Online); 0976-0504 (Print)
http://nopr.niscair.res.in/handle/123456789/44140
 
Language en_US
 
Relation Int. cl. (2015.01)- A61k 36/00
 
Rights <img src='http://nopr.niscair.res.in/image/cc-license-sml.png'> <a href='http://creativecommons.org/licenses/by-nc-nd/2.5/in' target='_blank'>CC Attribution-Noncommercial-No Derivative Works 2.5 India</a>
 
Publisher NISCAIR-CSIR, India
 
Source IJNPR Vol.8(4) [December 2017]