Výsledky vyhledávání

Production, partial purification, characterization, and application as laundry detergent additive of an alkalophilic protease from Bacillus velezensis strain F35

Autor: Najah Jmal, Hatem Rekik, Samir Bejar, Wacim Bejar, Nadia Zaraî Jaouadi, Sondes Mechri, Bassem Jaouadi

Publikováno v: Proceedings of MOL2NET 2018, International Conference on Multidisciplinary Sciences, 4th edition.

Proteases represents one of the major groups of industrial enzymes and a number of detergent stable proteases have been isolated and characterized because of its widespread use in detergents. It is worthwhile to screen microbes from new habitats for

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9748593326d2ecf9475a5bfa35f742b9
https://doi.org/10.3390/mol2net-04-06114

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Purification and biochemical characterization of a novel detergent-stable serine alkaline protease from Bacillus safensis strain RH12

Autor: Bassem Jaouadi, Fakher Frikha, Nadia Zaraî Jaouadi, Samir Bejar, Fares Gargouri, Najah Jmal, Hatem Rekik, Wacim Bejar

Publikováno v: Proceedings of MOL2NET 2018, International Conference on Multidisciplinary Sciences, 4th edition.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6a963b3c133018f01aa1df91d9a9b7bb
https://doi.org/10.3390/mol2net-04-06116

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Production, purification and biochemical characterization of a novel detergent-stable serine alkaline protease from Bacillus safensis strain RH12

Autor: Bassem Jaouadi, Wacim Bejar, Fakher Frikha, Nadia Zaraî Jaouadi, Hatem Rekik, Najah Jmal, Samir Bejar, Fares Gargouri

Publikováno v: International journal of biological macromolecules. 121

A novel extracellular protease (SAPRH) was hyper-produced (9000 U/mL) from Bacillus safensis RH12, a newly isolated enzyme from a Tunisian offshore oil field. The enzyme was purified to homogeneity, using salt-precipitation, heat-treatment and FPLC a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a2957de3f2cd6fc7cadbb050ba48e966
https://pubmed.ncbi.nlm.nih.gov/30352229

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A novel detergent-stable solvent-tolerant serine thiol alkaline protease from Streptomyces koyangensis TN650

Autor: Wacim Bejar, Nadia Zaraî Jaouadi, Samir Bejar, Maher Hmidi, Mouna Ben Elhoul, Bassem Jaouadi, Hatem Rekik, Souraya Boulkour Touioui, Abdelmalek Badis

Publikováno v: International Journal of Biological Macromolecules. 79:871-882

An alkaline proteinase (STAP) was produced from strain TN650 isolated from a Tunisian off-shore oil field and assigned as Streptomyces koyangensis strain TN650 based on physiological and biochemical properties and 16S rRNA gene sequencing. Matrix ass

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7a667e33d141c945f65758387cdbf26c
https://doi.org/10.1016/j.ijbiomac.2015.06.006

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Effects of Lactobacillus plantarum immobilization in alginate coated with chitosan and gelatin on antibacterial activity

Autor: Dorra Zouari Ayadi, Wacim Bejar, Samir Bejar, Riadh Ben Salah, Imen Trabelsi, Hichem Chouayekh

Publikováno v: International Journal of Biological Macromolecules. 64:84-89

The present study aimed to investigate and evaluate the efficiency of immobilizing the Lactobacillus plantarum TN9 strain in alginate using chitosan and gelatin as coating materials, in terms of viability and antibacterial activity. The results indic

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3f83f8cfe9baaed6406b82acd7ba4cf1
https://doi.org/10.1016/j.ijbiomac.2013.11.031

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Characterization of glucansucrase and dextran from Weissella sp. TN610 with potential as safe food additives

Autor: Sandrine Morel, Wacim Bejar, Hichem Chouayekh, Catherine Fontagné-Faucher, Myriam Amari, Samir Bejar, Monia Mezghani, Valérie Gabriel, Emmanuelle Maguin

Publikováno v: International Journal of Biological Macromolecules
International Journal of Biological Macromolecules, Elsevier, 2013, 52, pp.125-132. ⟨10.1016/j.ijbiomac.2012.09.014⟩
International Journal of Biological Macromolecules, 2013, 52, pp.125-132. ⟨10.1016/j.ijbiomac.2012.09.014⟩

Pear-derived Weissella sp. TN610 produced extracellular glycosyltransferase activity responsible for the synthesis of soluble exopolysaccharide from sucrose. Acid and dextranase-catalyzed hydrolysis revealed that the synthesized polymer was a glucan.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ff8d687634d1cb85c911f563f71d403e
https://doi.org/10.1016/j.ijbiomac.2012.09.014

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Characterization of the mineral phosphate solubilizing activity of Serratia marcescens CTM 50650 isolated from the phosphate mine of Gafsa

Autor: Amin Fourati, Hichem Chouayekh, Wacim Bejar, Mounira Ben Farhat, Samir Bejar, Radhouan Kammoun, Ameny Farhat, Hani Antoun, Kameleddine Bouchaala

Publikováno v: Archives of Microbiology. 191:815-824

The mineral phosphate solubilizing (MPS) ability of a Serratia marcescens strain, namely CTM 50650, isolated from the phosphate mine of Gafsa, was characterized on a chemically defined medium (NBRIP broth). Various insoluble inorganic phosphates, inc

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b82f9647696e90e1a1a3a100e7f4e06e
https://doi.org/10.1007/s00203-009-0513-8

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Characterization of a purified decolorizing detergent-stable peroxidase from Streptomyces griseosporeus SN9

Autor: Maher Hmidi, Naim Sallem, Samir Bejar, Abdelmalek Badis, Amina Benkiar, Hatem Rekik, Zaraî Jaouadi Nadia, Wacim Bejar, Mouna Belhoul, Sidali Kourdali, Bassem Jaouadi

Publikováno v: International journal of biological macromolecules. 73

A novel extracellular lignin peroxidase (called LiP-SN) was produced and purified from a newly isolated Streptomyces griseosporeus strain SN9. The findings revealed that the pure enzyme was a monomeric protein with an estimated molecular mass of 43 k

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::87ed2cd61bdebc7a30fbd2aedf542c17
https://pubmed.ncbi.nlm.nih.gov/25478960

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Encapsulation in alginate and alginate coated-chitosan improved the survival of newly probiotic in oxgall and gastric juice

Autor: Wacim Bejar, Hichem Chouayekh, Riadh Ben Salah, Samir Bejar, Radhouane Kammoun, Imen Trabelsi, Dorra Zouari Ayadi

Publikováno v: International journal of biological macromolecules. 61

This study was undertaken to develop an optimum composition model for the microencapsulation of a newly probiotic on sodium alginate using response surface methodology. The individual and interactive effects of three independent variables, namely sod

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f9edd343ed312044df26429dcf1bf5ec
https://pubmed.ncbi.nlm.nih.gov/23817092

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