نتایج جستجو برای: and decrease migration
تعداد نتایج: 16854052 فیلتر نتایج به سال:
Among the types of migration, the migration of expert human resources is one of the most challenging for the immigrant sender countries. With the outbreak of COVID-19 worldwide, the importance of medical staff and the need for providing sufficient human resources in the healthcare section appeared more prominent. COVID-19 along with the existing economic challenges has intensified the process o...
Introduction:Elite and efficient human resources play a vital role in the various national arenas and, therefore, their good management is crucial. Elite migration or brain drain among developing countries is of great importance, as these countries lose more capital in the process of international human capital flows, and their development is usually slowed by this phenomenon. The main purpose ...
Oils extracted from plants have been used since ancient times and in many cultures .frying oils are used in many countries all around the world including Iran. Therefore it is of great importance to ensure the safety of these food products which are usually delivered in polyethylene terephthalate (PET) bottles. This study has investigated the effect of storage time and temperature on the migrat...
objective(s):breast cancer is an important leading cause of death from cancer. stathmin and tau proteins are regulators of cell motility, and their overexpression is associated with the progression and bad prognosis of breast cancer. memantine, an n-methyl-d-aspartate (nmda) receptor antagonist, is the potential inhibitor of tau protein in neurons. this study determines the effect of memantine ...
this study is a descriptive - survey and objective evaluation analysis of creation causes on informal settlement shadgholi-khan town of qom city. answer questionnaire by 200 protector of household in shadgholi-khan tow, economic, social and physical variables affective creation of informal settlements in the shadgholi-khan its spatial and local effects are investigated. research findings show t...
Biogeography-Based Optimization (BBO) has recently gained interest of researchers due to its simplicity in implementation, efficiency and existence of very few parameters. The BBO algorithm is a new type of optimization technique based on biogeography concept. This population-based algorithm uses the idea of the migration strategy of animals or other species for solving optimization problems. t...
BACKGROUND Wound healing is a complex and dynamic process following damage in tissue structures. Due to extensive skin damage caused by burn injuries, this study determined the role of human adult peripheral and umbilical cord blood platelet-rich plasma on proliferation and migration in human skin fibroblasts. METHODS Platelet-rich plasma (5, 10, 15, 20 and 50% PRP) from human umbilica...
Intellectual and human capital is one of the main foundations of the countries' growth and development, and the lack of such capital makes development process difficult. The migration of specialists and scientists and its trend as elite migration, especially the migration of physicians, is one of the problems that has plagued the scientific management policy of many countries around the worl...
Abstract: Two annual migrations of nomadic tribes have a large impact on school work and learning of students. This study is a qualitative case study and intends to examine the impact of a reduction in teaching time in nomadic schools. In order to assess the students’ absence from school each year due to two migrations and its negative effects, the researcher used mixed method research(Quantita...
Objective(s): Vascular smooth muscle cells (VSMCs) play a key role in the pathogenesis of diabetic vascular disease. Our current study sought to explore the effects of tanshinone IIA on the proliferation and migration of VSMCs induced by advanced glycation end products (AGEs). Materials and Methods: In this study, we examined the effects of tanshinone IIA by cell proliferation assay and cell mi...
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