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Bordetella pertussis risA, but not risS, is required for maximal expression of Bvg-repressed genes
(
American Society for Microbiology
, 2005 , Article)
Expression of virulence determinants by Bordetella pertussis, the primary etiological agent of whooping cough, is regulated by the BvgAS two-component regulatory system. The role of a second two-component regulatory system, ...
Numerical bifurcation of predator-prey fractional differential equations with a constant rate harvesting
(
IOP Publishing
, 2008 , Article)
In this article saddle and Hopf bifurcation points of predator-prey fractional differential equations system with a constant rate harvesting are investigated. The numerical results based on Grunwald-Letnikov discretization ...
Effect of flow-induced shear stress in nanomaterial uptake by cells: Focus on targeted anti-cancer therapy
(
MDPI
, 2020 , Article)
© 2020 by the authors. Licensee MDPI, Basel, Switzerland. Recently, nanomedicines have gained a great deal of attention in diverse biomedical applications, including anti-cancer therapy. Being different from normal tissue, ...
دراسة الإسلام وحركاته: استعادة محاولة نقدية في العلوم الاجتماعية
(
دار نشر جامعة قطر
, 2020 , Article)
بعد أن فرغت من إنجاز دراستي للدكتوراه في نهاية عام 1989، التحقت بكلية سانت أنطوني في جامعة أوكسفورد كزميل باحث، حيث عكفت على إعداد الرسالة للنشر، وكذلك على إعداد ونشر كتابي "من يحتاج الدولة الإسلامية" (صدر كلاهما في عام ...
Corrigendum to " Adenosine role in brain functions: Pathophysiological influence on Parkinson's disease and other brain disorders "
(
Elsevier B.V.
, 2019 , Article)
The authors regret that the 3rd affiliation for author Ahmed A. Moustafa had been inadvertently omitted. The complete affiliations of the authors are presented above. The authors would like to apologize for any inconvenience ...
The replacement of five consecutive amino acids in the cyt1a protein of bacillus thuringiensis enhances its cytotoxic activity against lung epithelial cancer cells
(
MDPI AG
, 2018 , Article)
Cyt1A protein is a cytolytic protein encoded by the cyt gene of Bacillus thuringiensis subsp. israelensis (Bti) as part of the parasporal crystal proteins produced during the sporulation. Cyt1A protein is unique compared ...
Association between Soft Drink Consumption and Aggressive Behaviour among a Quarter Million Adolescents from 64 Countries Based on the Global School-Based Student Health Survey (GSHS)
(
MDPI
, 2020 , Article)
Soft drink consumption has become a significant public health concern that is associated with
various adverse health outcomes.We aim to examine the association between soft drink consumption
and aggressive behavior among ...
Impaired Liver Size and Compromised Neurobehavioral Activity are Elicited by Chitosan Nanoparticles in the Zebrafish Embryo Model
(
MDPI
, 2019 , Article)
The use of chitosan nanoparticles (ChNPs) in various biological and environmental
applications is attracting great interest. However, potential side effects related to ChNP toxicity
remain the major limitation hampering ...
Kynurenine 3-Monooxygenase gene associated with Nicotine initiation and addiction: Analysis of novel regulatory features at 5' and 3'-Regions
(
Frontiers Media S.A.
, 2018 , Article)
© 2018 Aziz, Abdel-Salam, Al-Obaide, Alobydi and Al-Humaish. Tobacco smoking is widespread behavior in Qatar and worldwide and is considered one of the major preventable causes of ill health and death. Nicotine is part of ...
Catalytic Degradation of 4-Ethylpyridine in Water by Heterogeneous Photo-Fenton Process
(
MDPI
, 2019 , Article)
In this work, the degradation of 4-ethylpyridine (4EP) in water by a heterogeneous photo-Fenton process (H2O2/Fe3O4/ultraviolet irradiation (UV)) was investigated. More rapid and effective 4EP degradation was obtained with ...