Browsing Central Laboratories Unit Research by Author "Jaoua, Samir"
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Application of yeasts and yeast derivatives for the biological control of toxigenic fungi and their toxic metabolites
Zahoor, Ul Hassan; Al Thani, Roda; Atia, Fathy A.; Alsafran, Mohammed; Migheli, Quirico; Jaoua, Samir... more authors ... less authors ( Elsevier , 2021 , Article)Mycotoxins, the metabolites of toxigenic fungi are important contaminants of food and agriculture industry throughout the world. Among the different strategies to minimize the mycotoxins synthesis and decontamination of ... -
Bacillus thuringiensis strains isolated from Qatari soil, synthesizing δ-endotoxins highly active against the disease vector insect Aedes aegypti Bora Bora
Nair, Kavita; Al-Thani, Roda; Ginibre, Carole; Chandre, Fabrice; Alsafran, Mohammed; Jaoua, Samir... more authors ... less authors ( Elsevier , 2020 , Article)© 2020 Bacillus thuringiensis (Bt) is a Gram-positive soil bacterium that has been recognized as an effective bioinsecticide active against plant, animal and human pathogenic and disease vector insects. During its sporulation ... -
Influence of temperature, salinity and Mg:Ca ratio on microbially-mediated formation of Mg-rich carbonates by Virgibacillus strains isolated from a sabkha environment.
Al Disi, Zulfa Ali; Bontognali, Tomaso R R; Jaoua, Samir; Attia, Essam; Al-Kuwari, Hamad Al Saad; Zouari, Nabil... more authors ... less authors ( Nature Research , 2019 , Article)Studies have demonstrated that microbes facilitate the incorporation of Mg into carbonate minerals, leading to the formation of potential dolomite precursors. Most microbes that are capable of mediating Mg-rich carbonates ... -
Isolation, screening and activity of hydrocarbon-degrading bacteria from harsh soils
AlDisi, Zulfa; Jaoua, Samir; Al-Thani, Dhabia; AlMeer, Saeed; Zouari, Nabil ( Avestia Publishing , 2016 , Conference Paper)The study of microbial communities in relation to their ecology, interaction, and genetics must be covered in Qatar with special soil, weather and water. Microorganisms of an environment never having been exposed to such ... -
Mediation of carbonate minerals formation by aerobic bacterial strains isolated from Dohat Faishakh Sabkha in Qatar
Al Disi, Zulfa A.; Jaoua, Samir; Bontognali, Tomaso R.R.; Attia, Essam S.M.; Al-Kuwari, Hamad A.S.; Zouari, Nabil... more authors ... less authors ( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Carbon dioxide (CO2) is increasingly released to the environment as a result of the extensive use of various industrial facilities. According to the Intergovernmental Panel on Climate Change Report (2015), cumulative ... -
Patulin and patulin producing Penicillium spp. occurrence in apples and apple-based products including baby food
Hammami, Walid; Al Thani, Roda; Fiori, Stefano; Al-Meer, Saeed; Atia, Fathy Atia; Rabah, Duha; Migheli, Quirico; Jaoua, Samir... more authors ... less authors ( The Journal of Infection in Developing Countries , 2017 , Article)Introduction: Patulin has raised the international attention because of its health risk. In fact, it has mutagenic, neurotoxic, immunotoxic, genotoxic and gastrointestinal effects in animals. In the present work, patulin ... -
Selection of Bacillus spp. with decontamination potential on multiple Fusarium mycotoxins
Zahoor Ul, Hassan; Al Thani, Roda; Alsafran, Mohammed; Migheli, Quirico; Jaoua, Samir ( Elsevier , 2021 , Article)Along with Aspergillus and Penicillium spp., mycotoxins produced by Fusarium species are important contaminants in food and feed industry. This study was designed to investigate the biodegradation potential of a collection ...