Isolement de Souches D Actinobacteries Productrices D Antifongiques

Author:   Messis-A
Publisher:   Omniscriptum
ISBN:  

9783841631626


Pages:   152
Publication Date:   28 February 2018
Format:   Paperback
Availability:   Available To Order   Availability explained
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Isolement de Souches D Actinobacteries Productrices D Antifongiques


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Overview

170 actinobacteries ont ete isoles a partir de 36 echantillons de sols provenant de la region de Boulimat (Bejaia) et de Tikjda (Bouira). Deux isolats designes TKJ2 et P1NG ont ete selectionnes pour leurs activites antifongiques. La sequence nucleotidique d'ADNr 16S (1454 pb) de l'isolat TKJ2 presente 99% de similitude avec l'ADNr 16S de plusieurs especes du genre Streptomyces. De meme la sequence nucleotidique d'ADNr 16S (1191pb) de l'isolat P1NG presente 100% de similitude avec l'ADNr 16S de Streptomyces albogriseolus N-40. La methode Response Surface Methodology a ete utilisee pour optimiser la production d'antifongiques de la Streptomyces sp. TKJ2. Apres extraction, les phases organiques des deux isolats ont subis plusieurs separations sur colonne Sephadex LH20 et les fractions actives ont ete separees par HPLC (C18) en phase inverse. Une recherche de peptides antifongiques a ete realisee et les masses des peptides ont ete determinees par l'infusion ESI-MS suivie d'une analyse en NanoLC-ESI-MS/MS. Mots cles: Actinobacteries, Streptomyces, Taxonomie, Activite antifongique, RSM, Purification.

Full Product Details

Author:   Messis-A
Publisher:   Omniscriptum
Imprint:   Omniscriptum
Dimensions:   Width: 15.20cm , Height: 0.90cm , Length: 22.90cm
Weight:   0.231kg
ISBN:  

9783841631626


ISBN 10:   3841631622
Pages:   152
Publication Date:   28 February 2018
Audience:   General/trade ,  General
Format:   Paperback
Publisher's Status:   Active
Availability:   Available To Order   Availability explained
We have confirmation that this item is in stock with the supplier. It will be ordered in for you and dispatched immediately.
Language:   French

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