ChemInform Abstract: Biologically Active Secondary Metabolites from Fungi. Part 39. Dinemasones A (I), B (II) and C (III) - New Bioactive Metabolites from the Endophytic Fungus Dinemasporium strigosum.

ChemInform ◽  
2009 ◽  
Vol 40 (12) ◽  
Author(s):  
Karsten Krohn ◽  
Md. Hossain Sohrab ◽  
Teunis van Ree ◽  
Siegfried Draeger ◽  
Barbara Schulz ◽  
...  
ChemInform ◽  
2012 ◽  
Vol 43 (31) ◽  
pp. no-no
Author(s):  
Hidayat Hussain ◽  
Karsten Krohn ◽  
Ishtiaq Ahmed ◽  
Siegfried Draeger ◽  
Barbara Schulz ◽  
...  

2021 ◽  
pp. 1137-1142
Author(s):  
O.V. Kaluzhnaya ◽  
◽  
I.A. Lipko ◽  
V.B. Itskovich ◽  
◽  
...  

Abstract. The microbial communities of sponges (Porifera) are often a source of natural bioactive metabolites. From the microbiome of the endemic Lubomirskia baicalensis sponge, 35 bacterial strains were isolated and identified using molecular methods. The strains belonged to the phyla Actinobacteria, Firmicutes, and Proteobacteria (classes Alpha- and Betapriteobacteria). To analyze the strains for the presence of genes in the synthesis of secondary metabolites, polyketide synthases (PKS), PCR screening was applied using degenerate primers. Overall, 15 out of 35 strains contained PCR products corresponding in size to a fragment of the ketosynthase domain of the PKS gene cluster. Thus, the proposed method is applicable for rapid screening of the potential ability of microorganisms of different taxonomic groups to produce secondary metabolites. The work contributes to the study of the taxonomic diversity of cultured microorganisms, potential producers of biologically active substances, isolated from the microbiomes of Baikal sponges.


2021 ◽  
Vol 4 (3) ◽  
pp. 01-05
Author(s):  
Waill A. Elkhateeb ◽  
Abdu Ghalib AL Kolaibe ◽  
Ghoson M. Daba

Cunninghamella is a fungal genus that belongs to family Cunninghamellaceae and has been involved as promising tool in many important mycotechnological applications. Cunninghamella is an endophytic fungus, their secondary metabolites are of potential biological activities especially as antimicrobial agents. The aim of this review is to highlight the description, ecology, and important in medicinal and industrial applications of the genus Cunninghamella in general. Moreover, describing the importance and potentials of this fungus in order to encourage for further studies to search, isolate, and purify already known metabolites. Also, screen for, and discover novel metabolites produced by this potent fungi in order to be involved in additional applications.


2019 ◽  
Vol 25 (37) ◽  
pp. 4888-4902 ◽  
Author(s):  
Gilda D'Urso ◽  
Sonia Piacente ◽  
Cosimo Pizza ◽  
Paola Montoro

The consumption of berry-type fruits has become very popular in recent years because of their positive effects on human health. Berries are in fact widely known for their health-promoting benefits, including prevention of chronic disease, cardiovascular disease and cancer. Berries are a rich source of bioactive metabolites, such as vitamins, minerals, and phenolic compounds, mainly anthocyanins. Numerous in vitro and in vivo studies recognized the health effects of berries and their function as bioactive modulators of various cell functions associated with oxidative stress. Plants have one of the largest metabolome databases, with over 1200 papers on plant metabolomics published only in the last decade. Mass spectrometry (MS) and NMR (Nuclear Magnetic Resonance) are the most important analytical technologies on which the emerging ''omics'' approaches are based. They may provide detection and quantization of thousands of biologically active metabolites from a tissue, working in a ''global'' or ''targeted'' manner, down to ultra-trace levels. In the present review, we highlighted the use of MS and NMR-based strategies and Multivariate Data Analysis for the valorization of berries known for their biological activities, important as food and often used in the preparation of nutraceutical formulations.


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