Sickle cell hemoglobin is a β chain structural variant where valine is substituted for glutamic acid in the sixth amino acid position. A point mutation (A--->T) in codon 6 of the β globin gene which is located on the short arm of chromosome 11 is responsible for this abnormality. Despite the fact that all sickle cell disease patients have an identical single base change in their DNA, the severi...

"The main aim of the present paper was to establish the dimensions of international labour migration in the Arab world in the last ten to fifteen years, to describe the major characteristics of a particular process of movement of labour in the area and to point to the factors that have [affected] the politics of the countries of employment. A further aim was to show the specific features of lab...

Eighty five Arab patients with classical and definite rheumatoid arthritis were typed to determine the prevalence of HLA A, B, C, and DR antigens. A significant increase in the prevalence of HLA-A10, B8, B21, and DR3 was found in comparison with a control population matched for age and sex. HLA-DR5 was significantly decreased in the patient group. The classical association of HLA-DR4 with rheum...

This study describes the state of the Internet in Arab countries. It reports certain Internet characteristics and e-commerce issues in the region and brings some of the critical challenges facing the diffusion of the Internet and its applications in Arab countries to the attention of policy makers in these nations. Overall, the review reveals that most Arab countries still have a long way to co...

The study aims to identify how Arab-American authors Naomi Shihab Nye and Diana Abu-Jaber depict Arabs in their novels, Habibi Crescent. Additionally, the attempts compare contrast between two writers’ depictions of novels. To achieve objectives study, theory Post-colonialism is used; more specifically, Edward Said’s views from his book Orientalism are applied both concludes by showing Arab cha...

Leadership is in fact a process of influencing followers. Characteristics of leadership are functions of time and situation and differ in different cultures and countries. Managers of international organizations should obtain enough knowledge of these cultural characteristics and differences and should have the utmost versatility while executing their leadership tasks. In this paper we have con...

Israel presents a unique opportunity to study the role of socio-cultural parameters in the development of mental disturbances because of the exceptional diversity of the Israeli society. In the present review, we aimed to analyse the current state of disordered eating in Israel by means of an extensive literature review. The following are the main findings of our review: The frequency of malada...

Complex technologies used in most human societies are beyond the inventive capacities of individuals. Instead, they result from a cumulative process in which innovations are gradually added to existing cultural traits across many generations. Recent work suggests that a population's ability to develop complex technologies is positively affected by its size and connectedness. Here, we present a ...