Search Results - "Hatem, Ben Ouada"

Partial characterization of extracellular polysaccharides produced by cyanobacterium Arthrospira platensis by Trabelsi, Lamia (National Institute of Marine Sciences and Technology, Monastir, Tunisia), E-mail: ltrabelsi2004@yahoo.fr, M'sakni, Nour Houda (Bio-polymers and Organic Materials, Faculty of Sciences, Monastir, Tunisia), Ouada, Hatem Ben (National Institute of Marine Sciences and Technology, Monastir, Tunisia), Bacha, Hassen (Faculte de Medecine Dentaire, Monastir, Tunisia), Roudesli, Sadok (Bio-polymers and Organic Materials, Faculty of Sciences, Monastir, Tunisia)

“…In this study, the physico-chemical characteristics of extracellular polysaccharides (EPS) produced by Arthrospira platensis were evaluated. Elemental analysis…”
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Enhancement of extracellular polymeric substances (EPS) production in Spirulina (Arthrospira sp.) by two-step cultivation process and partial characterization of their polysaccharidic moiety by Chentir, Imene, Hamdi, Marwa, Doumandji, Amel, HadjSadok, Abelkader, Ouada, Hatem Ben, Nasri, Moncef, Jridi, Mourad

“…[Display omitted] •Change in light intensity and NaCl concentration in a two-step culture process was used to enhance EPS production.•The significant…”
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A Novel Impedimetric Platform Based on Extracellular Polymeric Substances Production in Spirulina (Arthrospira sp.) Functionalized Platinum Electrode for Detection of Copper by Rejab, Fatma, Echabaane, Mosaab, Rouis, Ahlem, Ouada, Hatem Ben

“…In recent years, the elaboration of novel platforms for the determination of copper ions in environmental or biological samples has become of interest to…”
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Functional, rheological, and antioxidant properties of extracellular polymeric substances produced by a thermophilic cyanobacterium Leptolyngbya sp by Gongi, Wejdene, Cordeiro, Nereida, Pinchetti, Juan Luis Gomez, Ouada, Hatem Ben

“…Extracellular polymeric substances (EPSs) produced by the filamentous cyanobacterium identified as Leptolyngbya sp. IkmLPT16 were isolated and characterized…”
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Elaboration and Characterization of a New Heavy Metal Sensor Functionalized by Extracellular Polymeric Substances Isolated from a Tunisian Thermophilic Microalga Strain Graesiella sp by Gongi, Wejdene, Rube, Maxence, Ben Ouada, Hafedh, Ben Ouada, Hatem, Tamarin, Ollivier, Dejous, Corinne

“…The present study aimed to develop and characterize new heavy metal sensors functionalized by extracellular polymeric substances (EPSs) isolated from a…”
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Extracellular polymeric substances with high radical scavenging ability produced in outdoor cultivation of the thermotolerant chlorophyte Graesiella sp by Gongi, Wejdene, Cordeiro, Nereida, Pinchetti, Juan Luis Gomez, Sadok, Saloua, Ben Ouada, Hatem

“…The present study developed a two-step strategy to enhance the production of extracellular polymeric substances (EPSs) by a thermotolerant chlorophyte,…”
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Induced change in Arthrospira sp. (Spirulina) intracellular and extracellular metabolites using multifactor stress combination approach by Chentir, Imene, Doumandji, Amel, Ammar, Jihene, Zili, Fatma, Jridi, Mourad, Markou, Giorgos, Ben Ouada, Hatem

“…The interactive effects of light intensity, NaCl, nitrogen, and phosphorus on intracellular biomass content and extracellular polymeric substance production…”
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Production of exopolymer substances from the thermophilic chlorophyte Graesiella: industrial and ecological applications by Gongi, Wejdene, Cordeiro, Nereida, Pinchetti, Juan Luis Gómez, Ben Ouada, Hatem

“…Microalgal extracellular polymeric substances (EPSs) are heteropolysaccharides that have characteristics suitable for industrial and biotechnological…”
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Bisphenol A removal by the Chlorophyta Picocystis sp.: optimization and kinetic study by Ben Ali, Rihab, Ben Ouada, Sabrine, Leboulanger, Christophe, Ammar, Jihene, Sayadi, Sami, Ben Ouada, Hatem

“…The Chlorophyta Picocystis sp. isolated from a Tunisian household sewage pond appears promising for effective removal of Bisphenol A (BPA). Efficient and…”
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Effect and removal of bisphenol A by two extremophilic microalgal strains (Chlorophyta) by Ben Ouada, Sabrine, Ben Ali, Rihab, Leboulanger, Christophe, Zaghden, Hatem, Choura, Sirine, Ben Ouada, Hatem, Sayadi, Sami

“…The effects and the removal efficiency of bisphenol A (BPA) on two extremophilic Chlorophyta strains, an alkaliphilic Picocystis and a thermophilic Graesiella…”
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Extracellular Polymeric Substances Produced by the Thermophilic Cyanobacterium Gloeocapsa gelatinosa : Characterization and Assessment of Their Antioxidant and Metal-Chelating Activities by Gongi, Wejdene, Gomez Pinchetti, Juan Luis, Cordeiro, Nereida, Ouada, Hatem Ben

“…Cyanobacteria, particularly thermophilic strains, represent an important potential source of EPSs, harboring structural complexity that predicts diverse and…”
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The effects of temperature and light intensity on growth, reproduction and EPS synthesis of a thermophilic strain related to the genus Graesiella by Mezhoud, Nahla, Zili, Fatma, Bouzidi, Nahla, Helaoui, Fatma, Ammar, Jihene, Ouada, Hatem Ben

“…Tunisian microalgae are diverse and rarely been studied. This study reports a first investigation of thermophile Chlorophyta isolated from mats community…”
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Combined effect of temperature and light intensity on growth and extracellular polymeric substance production by the cyanobacterium Arthrospira platensis by Trabelsi, Lamia, Ben Ouada, Hatem, Bacha, Hassen, Ghoul, Mohamed

“…The effects of light intensity and temperature on Arthrospira platensis growth and production of extracellular polymeric substances (EPS) in batch culture were…”
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Ultra-sensitive conductometric detection of heavy metals based on inhibition of alkaline phosphatase activity from Arthrospira platensis by Tekaya, Nadèje, Saiapina, Olga, Ben Ouada, Hatem, Lagarde, Florence, Ben Ouada, Hafedh, Jaffrezic-Renault, Nicole

“…This study is based on the conductometric measurement of alkaline phosphatase activity (APA) from the cyanobacterium, Arthrospira platensis, called Spirulina…”
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Ultra-sensitive conductometric detection of pesticides based on inhibition of esterase activity in Arthrospira platensis by Tekaya, Nadèje, Saiapina, Olga, Ben Ouada, Hatem, Lagarde, Florence, Ben Ouada, Hafedh, Jaffrezic-Renault, Nicole

“…Enzymatic conductometric biosensor, using immobilized Arthrospira platensis cells on gold interdigitated electrodes, for the detection of pesticides in water,…”
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Screening of thermophilic microalgae and cyanobacteria from Tunisian geothermal sources by Ghozzi, Khemissa, Zemzem, Mounir, Ben Dhiab, Rym, Challouf, Rafika, Yahia, Ali, Omrane, Hela, Ben Ouada, Hatem

“…Six geothermal sources distributed in the north and south of Tunisia were examined monthly during the period from August 2009 to April 2010, in order to…”
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Evaluation of cytotoxicity and biological activities in extracellular polysaccharides released by cyanobacterium Arthrospira platensis by Challouf, Rafika, Trabelsi, Lamia, Ben Dhieb, Rym, El Abed, Omeya, Yahia, Ali, Ghozzi, Khamissa, Ben Ammar, Jihen, Omran, Hela, Ben Ouada, Hatem

“…The aim of this work was to evaluate the cytotoxicity of Arthrospira platensis Extracellular Polymeric Substances (EPS) for colon cancer and kidney cell lines…”
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Growth, fluorescence, photosynthetic O₂ production and pigment content of salt adapted cultures of Arthrospira (Spirulina) platensis by Dhiab, Rym Ben, Ouada, Hatem Ben, Boussetta, Hamadi, Franck, Fabrice, Elabed, Amor, Brouers, Michel

“…The effect of salt concentration (NaCl) on growth, fluorescence, photosynthetic activities and pigment content of the cyanobacterium Arthrospira platensis has…”
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Frugal Love wave acoustic sensor full plaform for in situ operation in liquids by Tamarin, Ollivier, Gongi, Wejdene, Rube, Maxence, Sebeloue, Martine, Sadli, Idris, Rebiere, Dominique, Ben Ouada, Hatem, Dejous, Corinne

“…This work presents a Love wave (LW) sensor platform based on the concept of "frugality". The implementation of the whole "frugal" platform used conventional…”
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Biodegradation of diclofenac by two green microalgae: Picocystis sp. and Graesiella sp by Ben Ouada, Sabrine, Ben Ali, Rihab, Cimetiere, Nicolas, Leboulanger, Christophe, Ben Ouada, Hatem, Sayadi, Sami

“…The aim of the present study was to provide an integrated view of algal removal of diclofenac (DCF). Two isolated microalgal strains Picocystis sp. and…”
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