نتایج جستجو برای: Actinobacteria
تعداد نتایج: 4482 فیلتر نتایج به سال:
conclusions preliminary results indicate that the native iranian actinobacteria could be considered a suitable option for screening of the new antibacterial compounds. molecular research and antibacterial compound extraction against the aforementioned pathogenic strains are also being conducted. results based on the morphological characterization, 35 isolated cases belonged to actinomycetes and...
Actinobacteria is a ubiquitous major group in coral holobiont. The diversity and spatial and temporal distribution of actinobacteria have been rarely documented. In this study, diversity of actinobacteria associated with mucus, tissue and skeleton of Porites lutea and in the surrounding seawater were examined every 3 months for 1 year on Luhuitou fringing reef. The population structures of the ...
Background: Olive pomace, as the main by-product of the olive oil industry, is recently recycled as fermentation substrate for enzyme production.Objectives: Actinobacteria isolates were separated from an Algerian soil under olive pomace cultivation and were evaluated for their lignocellulolytic enzymes production.Materials and Methods: Isolates of Actinobacteria were separated from ...
Over recent years, nosocomial infections, and the morbidity and mortality associated with pathogenic bacteria have dramatically increased due to antibiotic resistance and imposed significant burdens on the global health system. Critical shortage of effective therapeutics against multidrug-resistant bacteria highlights the need for development of novel antibiotics. Actinobacteria are well-known...
The phylum Actinobacteria harbors many important human pathogens and also provides one of the richest sources of natural products, including numerous antibiotics and other compounds of biotechnological interest. Thus, a reliable phylogeny of this large phylum and the means to accurately identify its different constituent groups are of much interest. Detailed phylogenetic and comparative analyse...
Associations with symbiotic organisms can serve as a strategy for social insects to resist pathogens. Antibiotics produced by attine ectosymbionts (Actinobacteria) suppress the growth of Escovopsis spp., the specialized parasite of attine fungus gardens. Our objective was to evaluate whether the presence or absence of symbiotic actinobacteria covering the whole ant cuticle is related to differe...
the potential of marine actinobacteria particularly streptomyces as a single cell protein (scp) feed for the growth of ornamental fish, xiphophorus helleri has been investigated. the streptomyces strains used as scp were isolated from the marine sponges, namely callyspongia diffusa , mycale mytilorum , tedania anhelans and dysidea fragilis . six scp feeds were prepared and their effects were co...
Marine-derived Actinobacteria are a source of a broad variety of secondary metabolites with diverse biological activities, such as antibiotics and antitumorals; many of which have been developed for clinical use. Rare Actinobacteria represent an untapped source of new bioactive compounds that have been scarcely recognized. In this study, rare Actinobacteria from marine sediments were isolated f...
Marine actinobacteria are the prolific sources of marine natural products. The aims of the present study were to propose a process for selective isolation of actinobacteria from the two species of sea cucumbers and to find isolates that produce antioxidant and cytotoxic metabolites. We collected 2 sea cucumbers species from the Larak Island, Persian Gulf using scuba diving. The selective isolat...
Background and Objectives: Actinobacteria efficiently can produce different nanoparticles with different biological properties due to their ability to produce secondary metabolites. The aim of present study, isolation and screening of gold nanoparticles via producing actinobacteria from the soil were studied and their antibacterial activities was evaluate. Methods: In this study, after iso...
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