Browsing by Author "Al-Thani, Roda"
Now showing items 1-9 of 9
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The Coliform Bacteria in the Wastewater Ponds of Doha City, Qatar
al Thani, Roda F. [روضة فهد آل ثاني] ( Qatar University , 2003 , Article)The microbiological study of the wastewater and its sediment around Abu-Hamour pond (untreated wastewater pond) and Abu-NakhIa pond (treated wastewater pond), located on the outskirts of Doha City, revealed that coliform ... -
Cyanomatrix and Cyanofilm
Al-Thani, Roda F ( OMICS International , 2015 , Article)Cyanobacteria are diverse in their habitats, structure, and metabolism that can grow as unicellular or long filaments and secreting high molecular mass polymers (extracellular polymer substances, EPS), which can either be ... -
Detection of multimycotoxins in camel feed and milk samples and their comparison with the levels in cow milk
Zeidan, Randa; Ul Hassan, Zahoor; Al-Naimi, Noor; Al-Thani, Roda; Jaoua, Samir ( Wiley Open Access , 2022 , Article)Camel milk has been considered as an important source of nutrients and is commercialized in many countries of the world including the Middle East. This study aimed to investigate the presence of mycotoxins in camel feed ... -
Graphene oxide as antimicrobial against two gram-positive and two gram-negative bacteria in addition to one fungus
Al-Thani, Roda F.; Patan, N.K.; Al-Maadeed, M.A. ( Science Publications , 2014 , Article)Graphene based materials have wide potential applications in biology, biomedical, agriculture environmental and biotechnology. Graphene Oxide (GO) is one of those materials and has a promising substance as antimicrobial ... -
Hypolithic cyanobacteria colonization of quartz at South Desert
Al-Thani, Roda F. ( Science Publications , 2014 , Article)Hypolithic microbial communities (found underneath rocks) were encountered in the southern desert of Qatar where quartz rocks are ubiquitous and are a substrate for hypoliths. These hypoliths thrive where extreme temperature, ... -
Investigation and application of Bacillus pumilus QBP344-3 in the control of Aspergillus carbonarius and ochratoxin A contamination
Nayla Salah, Higazy; Saleh, Aya Ehab; Hassan, Zahoor Ul; Al Thani, Roda; Migheli, Quirico; Jaoua, Samir... more authors ... less authors ( Elsevier Ltd , 2021 , Article)This study was designed to investigate the antifungal activity of Bacillus pumilus 344-3 against toxigenic fungi. In vitro co-incubation assay revealed that A. carbonarius AC82, A. niger AN8 and P. digitatum PD43 are most ... -
Isolation and characterization of extracellular bioflocculants produced by bacteria isolated from Qatari ecosystems
Abd-El-Haleem, Desouky A.M.; Al-Thani, Roda F.; Al-Mokemy, Thourya; Al-Marii, Sidra; Hassan, Fatima ( POLISH SOCIETY OF MICROBIOLOGISTS , 2008 , Article)Compared with conventional synthetic flocculants, bioflocculants has special advantages such as safety, strong effect, biodegradable and harmlessness to humans and the environment, so they may potentially be applied in ... -
Prevalence of toxigenic mycobiota and mycotoxins in date palm fruits and investigation on Bacillus cereus 342-2 as biocontrol agent
Abdallah, Yara; Ul Hassan, Zahoor; Al-Thani, Roda; Al-Shamary, Noora; Al-Yafei, Thoraya; Alnaimi, Hajer; Jaoua, Samir... more authors ... less authors ( Taylor and Francis Ltd. , 2022 , Article)Date palm fruit is consumed as a highly nutritious food item particularly in the Middle East. This work was designed to investigate the occurrence of filamentous moulds, their toxins in date palm fruit samples, and explore ... -
Trace Metals in Wastewater Ponds in Qatar
Sweleh, Jamal A. [جمال امين صويلح]; Al-Naimi, Ibrahim S.; Abulfatih, Hussain A.; Al-Thani, Roda F.; Kardousha, Mahmoud M.; Elhaj, Elhaj A.... more authors ... less authors ( Qatar University , 2002 , Article)A one-year monitoring program was conducted to determine the extent of metal contamination in two wastewater ponds in Qatar. Abu-Hamour pond receives untreated domestic and industrial waste while Abu-NakhIa pond receives ...