Bassem Jaouadi
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View article: Comparative study between two types of Crocus sativus L. corms: chemical composition, antioxidant, genotoxic, and cytotoxic effects
Comparative study between two types of Crocus sativus L. corms: chemical composition, antioxidant, genotoxic, and cytotoxic effects Open
View article: Optimized formulation of a three-component extract mixture from Moroccan Crocus sativus L. (Stigmas, leaves, and Tepals) for enhanced antioxidant activity
Optimized formulation of a three-component extract mixture from Moroccan Crocus sativus L. (Stigmas, leaves, and Tepals) for enhanced antioxidant activity Open
This study evaluated the antioxidant potential of a three-component mixture derived from Crocus sativus L. stigmas, leaves, and tepals, aiming to valorize these underutilized by-products. Hydroethanolic extracts were chemically profiled us…
View article: Mining the whole genome sequence of Streptomyces cyaneofuscatus strain CTM50504 isolated from the Aïn El-Atrous hot spring, Tunisia, for the discovery of extremozymes: Promising properties of protease activity
Mining the whole genome sequence of Streptomyces cyaneofuscatus strain CTM50504 isolated from the Aïn El-Atrous hot spring, Tunisia, for the discovery of extremozymes: Promising properties of protease activity Open
Next-generation sequencing (NGS) methods allow for the generation of data leading to a greater understanding of the potential functionality and dynamics of microorganisms within their biotopes. The enormous volume of data that NGS produces…
View article: Optimization of antibacterial and antifungal activities in Moroccan saffron by-products using mixture design and simplex centroid methodology
Optimization of antibacterial and antifungal activities in Moroccan saffron by-products using mixture design and simplex centroid methodology Open
View article: Purification and Biochemical Characterization of a New Thermostable and Detergent‐Stable Serine Protease From a Novel Thermo‐Halotolerant Bacterial Strain, <i>Laceyella sacchari</i> Strain BK‐TM
Purification and Biochemical Characterization of a New Thermostable and Detergent‐Stable Serine Protease From a Novel Thermo‐Halotolerant Bacterial Strain, <i>Laceyella sacchari</i> Strain BK‐TM Open
Laceyella sacchari strain BK‐TM, isolated from the Salt Lake of Chott Ech Chergui ( El‐Bayadh, Algeria ), was found to produce an extracellular thermostable serine protease (SPLS). The highest level of protease activity detected after 6 da…
View article: Characterization of Immobilized Endo-Polygalacturonase PGC-AN64 from Aspergillus niger HO32 with Potential Biotechnological Interest
Characterization of Immobilized Endo-Polygalacturonase PGC-AN64 from Aspergillus niger HO32 with Potential Biotechnological Interest Open
This study focuses on the characterization and application of an immobilized purified endo-polygalacturonase PGC-AN64 from Aspergillus niger HO32 using sodium alginate (SA), and its combinations with guar gum (SA-Gu) or chitosan (SA-Ch) as…
View article: Biological insights into Chiliadenus glutinosus (L.) Fourr. essential oil: chemical composition, antioxidant capacity, antimicrobial activity, and potential therapeutic effects on diabetes and gout
Biological insights into Chiliadenus glutinosus (L.) Fourr. essential oil: chemical composition, antioxidant capacity, antimicrobial activity, and potential therapeutic effects on diabetes and gout Open
View article: Effect of Xylooligosaccharides on the Metabolic Activity of Lactiplantibacillus plantarum S61: Production of Bioactive Metabolites with Antioxidant and Antimicrobial Properties
Effect of Xylooligosaccharides on the Metabolic Activity of Lactiplantibacillus plantarum S61: Production of Bioactive Metabolites with Antioxidant and Antimicrobial Properties Open
This study aimed to characterize the fermentation of commercial xylooligosaccharide (XOS) using Lactiplantibacillus plantarum S61. XOS was utilized as the main carbon source in a modified MRS medium (MRSm) at concentrations of 1%, 2%, 4%, …
View article: Preparation and Biochemical Characterization of Penicillium crustosum Thom P22 Lipase Immobilization Using Adsorption, Encapsulation, and Adsorption–Encapsulation Approaches
Preparation and Biochemical Characterization of Penicillium crustosum Thom P22 Lipase Immobilization Using Adsorption, Encapsulation, and Adsorption–Encapsulation Approaches Open
This work describes the immobilization and the characterization of purified Penicillium crustosum Thom P22 lipase (PCrL) using adsorption, encapsulation, and adsorption–encapsulation approaches. The maximum activity of the immobilized PCrL…
View article: Maximizing diclofenac bioremoval efficiency using Chlorella vulgaris strain H1 and Chlorella sorokiniana strain H2: Unveiling the impact of acetic acid on microalgae
Maximizing diclofenac bioremoval efficiency using Chlorella vulgaris strain H1 and Chlorella sorokiniana strain H2: Unveiling the impact of acetic acid on microalgae Open
View article: Enhancing the fermentation of unsalted Moroccan picholine green olives through heat-shock treatment, <i>Lactiplantibacillus plantarum</i> S61 inoculation and orange peel addition
Enhancing the fermentation of unsalted Moroccan picholine green olives through heat-shock treatment, <i>Lactiplantibacillus plantarum</i> S61 inoculation and orange peel addition Open
Table olives, a vital category among fermented vegetables, come in treated and natural forms. Treated green olives require an alkaline treatment before brining to start fermentation. This study investigates the fermentation of unsalted Mor…
View article: Comprehensive analysis of bioactive compounds in Crocus sativus stamens extracts by HPLC-DAD: investigating antidiabetic activity via in vitro, in vivo, and molecular docking simulation
Comprehensive analysis of bioactive compounds in Crocus sativus stamens extracts by HPLC-DAD: investigating antidiabetic activity via in vitro, in vivo, and molecular docking simulation Open
Introduction: Medicinal herbs used in traditional diabetes treatment are a rich source of anti-diabetic compounds. Pancreatic α-amylase inhibitors offer an effective strategy to reduce postprandial hyperglycemic levels via control of starc…
View article: Comprehensive Analysis of Phytochemical Composition, Antioxidant Potential, and Antibacterial Activity of T. polium
Comprehensive Analysis of Phytochemical Composition, Antioxidant Potential, and Antibacterial Activity of T. polium Open
This study aims to thoroughly examine the chemicals and effects of the ethanol extract from T. polium’s upper parts. We used the Soxhlet method for extraction, resulting in an extract with a significant yield of 20.6%. Qualitative analysis…
View article: Formulation and Characterization of Double Emulsions W/O/W Stabilized by Two Natural Polymers with Two Manufacturing Processes (Comparative Study)
Formulation and Characterization of Double Emulsions W/O/W Stabilized by Two Natural Polymers with Two Manufacturing Processes (Comparative Study) Open
Four distinct types of multiple emulsions were synthesized using xanthan gum and pectin through two distinct manufacturing processes. The assessment encompassed the examination of morphology, stability, and rheological properties for the r…
View article: Sustainable removal of arsenic from waters by adsorption on blue crab, Portunus segnis (Forskål, 1775) chitosan-based adsorbents
Sustainable removal of arsenic from waters by adsorption on blue crab, Portunus segnis (Forskål, 1775) chitosan-based adsorbents Open
View article: The Effect of the Stationary Phase on Resolution in the HPLC-Based Separation of Racemic Mixtures Using Vancomycin as a Chiral Selector: A Case Study with Profen Nonsteroidal Anti-Inflammatory Drugs
The Effect of the Stationary Phase on Resolution in the HPLC-Based Separation of Racemic Mixtures Using Vancomycin as a Chiral Selector: A Case Study with Profen Nonsteroidal Anti-Inflammatory Drugs Open
Chiral resolution is a technique of choice, making it possible to obtain asymmetric and enantiomerically pure compounds from a racemic mixture. This study investigated the behavior of vancomycin when used as a chiral additive in high-perfo…
View article: Biochemical characterization of an alkaline and detergent-stable Lipase from Fusarium annulatum Bugnicourt strain CBS associated with olive tree dieback
Biochemical characterization of an alkaline and detergent-stable Lipase from Fusarium annulatum Bugnicourt strain CBS associated with olive tree dieback Open
This work describes a novel extracellular lipolytic carboxylester hydrolase named FAL, with lipase and phospholipase A 1 (PLA 1 ) activity, from a newly isolated filamentous fungus Ascomycota CBS strain, identified as Fusarium annulatum Bu…
View article: Designing an Efficient Surfactant–Polymer–Oil–Electrolyte System: A Multi-Objective Optimization Study
Designing an Efficient Surfactant–Polymer–Oil–Electrolyte System: A Multi-Objective Optimization Study Open
This research aimed to study the effects of individual components on the physicochemical properties of systems composed of surfactants, polymers, oils, and electrolytes in order to maximize the recovery efficiency of kerosene while minimiz…
View article: ANTIMICROBIAL ACTIVITY OF LACTIPLANTIBACILLUS AND LEVILACTOBACILLUS STRAINS ISOLATED FROM FERMENTED OLIVE AND THEIR APPLICATION IN MILK AND PASTILLA LEAF BIOPRESERVATION
ANTIMICROBIAL ACTIVITY OF LACTIPLANTIBACILLUS AND LEVILACTOBACILLUS STRAINS ISOLATED FROM FERMENTED OLIVE AND THEIR APPLICATION IN MILK AND PASTILLA LEAF BIOPRESERVATION Open
Biological preservatives are increasingly in demand as an alternative to chemicals, because of consumer’s health and environmental concerns. Lactic acid bacteria isolated from fermented olives, considered as extreme environment, may encomp…
View article: Molecular Identification and Biochemical Characterization of Novel Marine Yeast Strains with Potential Application in Industrial Biotechnology
Molecular Identification and Biochemical Characterization of Novel Marine Yeast Strains with Potential Application in Industrial Biotechnology Open
Cell-based agriculture is an emerging and attractive alternative to produce various food ingredients. In this study, five strains of marine yeast were isolated, molecularly identified and biochemically characterized. Molecular identificati…
View article: Purification, Biochemical and Kinetic Characterization of a Novel Alkaline sn-1,3-Regioselective Triacylglycerol Lipase from Penicilliumcrustosum Thom Strain P22 Isolated from Moroccan Olive Mill Wastewater
Purification, Biochemical and Kinetic Characterization of a Novel Alkaline sn-1,3-Regioselective Triacylglycerol Lipase from Penicilliumcrustosum Thom Strain P22 Isolated from Moroccan Olive Mill Wastewater Open
A novel extracellular lipase from a filamentous fungus Ascomycota strain, P22, was isolated from olive mill wastewater, then purified and characterized. This strain was identified as Penicillium crustosum Thom based on sequencing analyses.…
View article: Protective effects of dietary Kefir against aflatoxin B1‐induced hepatotoxicity in Nile tilapia fish, <i>Oreochromis niloticus</i>
Protective effects of dietary Kefir against aflatoxin B1‐induced hepatotoxicity in Nile tilapia fish, <i>Oreochromis niloticus</i> Open
The effect of dietary Kefir supplementation on the biometric, biochemical, and histological parameters of Nile tilapia ( Oreochromis niloticus ) exposed to aflatoxin B1 (AFB1, 200 µg/kg diet) contamination was studied. The yeasts were domi…
View article: Does probiotic Kefir reduce dyslipidemia, hematological disorders and oxidative stress induced by zearalenone toxicity in wistar rats?
Does probiotic Kefir reduce dyslipidemia, hematological disorders and oxidative stress induced by zearalenone toxicity in wistar rats? Open
View article: Extraction and Characterization of Chitin, Chitosan, and Protein Hydrolysate From the Invasive Pacific Blue Crab, Portunus Segnis (Forskål, 1775) Having Potential Biological Activities
Extraction and Characterization of Chitin, Chitosan, and Protein Hydrolysate From the Invasive Pacific Blue Crab, Portunus Segnis (Forskål, 1775) Having Potential Biological Activities Open
The diversity of marine biomasses is a set of exploitable and renewable resources with application in several sectors. In this context, a co-culture based on three protease-producing bacterial isolates namely; Aeribacillus pallidus VP3, Ly…
View article: Immune condition of the carpet shell clam (&lt;em&gt;Ruditapes decussatus&lt;/em&gt;) haemocytes in response to temperature challenge
Immune condition of the carpet shell clam (<em>Ruditapes decussatus</em>) haemocytes in response to temperature challenge Open
The aim of this study was to investigate the immunotoxic effects of acute temperature challenge in the carpet shell clam, Ruditapes decussatus. Haemolymph samples were incubated at 20 and 30 °C for 24 h. Total haemocyte count (THC), percen…
View article: Characterization of endospore-forming bacteria producing extracellular enzymes isolated from the Djurdjura Mountains in Algeria
Characterization of endospore-forming bacteria producing extracellular enzymes isolated from the Djurdjura Mountains in Algeria Open
Biodiversity in mountains in Algeria appears scanty and has not been thoroughly investigated. However, the mountain soil has been shown as an almost entire reserve of novel enzymes with interesting properties for industrial and environment…
View article: Purification and biochemical characterization of two novel extracellular keratinases with feather-degradation and hide-dehairing potential
Purification and biochemical characterization of two novel extracellular keratinases with feather-degradation and hide-dehairing potential Open
View article: Protease production from Lysinibacillus fusiformis strain C250R: Statistical optimization and compatibility study for use in detergent formulations
Protease production from Lysinibacillus fusiformis strain C250R: Statistical optimization and compatibility study for use in detergent formulations Open
In this study, we aimed to optimize the cultural and nutritional conditions for protease production by Lysinibacillus fusiformis strain C250R in submerged fermentation process using statistical methodology. The most significant factors (gr…
View article: Protease production from &lt;em&gt;Lysinibacillus fusiformis&lt;/em&gt; strain C250R: Statistical optimization and compatibility study for use in detergent formulations
Protease production from <em>Lysinibacillus fusiformis</em> strain C250R: Statistical optimization and compatibility study for use in detergent formulations Open
In this study, we aimed to optimize the cultural and nutritional conditions for protease production by Lysinibacillus fusiformis strain C250R in submerged fermentation process using statistical methodology. The most significant factors (gr…
View article: Cloning and heterologous expression of subtilisin SAPN, a serine alkaline protease from Melghiribacillus thermohalophilus Nari2AT in Escherichia coli and Pichia pastoris
Cloning and heterologous expression of subtilisin SAPN, a serine alkaline protease from Melghiribacillus thermohalophilus Nari2AT in Escherichia coli and Pichia pastoris Open