from its emergence till present time marxist principles has undergone great changes since their promulgation by marx. many theorists and thinkers set at rectifying marxist tenets and introducing those of their own while others advocated its main concepts and attempted at improving them. among marxist philosophers who had an intensive study of marxs ideology, is louis althusser whose reflections...

the history of plant’s used for mankind is as old as the start of humankind. initially, people used plants for their nutritional proposes but after the discovery of medicinal properties, this natural ?ora became a useful source of disease cure and health improvement across various human communities. berberis vulgaris is one of the medicinal plants used in iranian traditional medicine. berberis ...

it is definitely necessary to understand the concept and behavior of causation of life insurance policies and its determinants for insurance managers, regulators, and customers. for insurance managers, the profitability and liquidity of insurers can be increasingly influenced by the number of causation through costs, adverse selection, and cash surrender values. therefore, causation is a materi...

armenias geopolitics and its historical experience have had a determining impact on the character of its foreign policy .present-day armenia is a small, landlocked country with _11,620 square miles area armenias landlocked nature makes it dependent on the benevolence of its neighbors for access to the outside world a fact that gives it a sense of isolation and vulnerability. as it was indic...

مطالعه حاضر به منظور بررسی تاثیر bmp-4 بر تمایز قلبی سلول های بنیادی بافت چربی (adscs) طراحی شد. به این منظور، adsc ها از بافت چربی اینگوینال موش جداسازی و کشت داده شدند. برای تمایز قلبی، adsc ها به مدت 5 روز در محیط حاوی fbs یا kosr با غلظتهای مختلف فاکتور bmp-4 تیمار شدند. 21 روز پس از آغاز تمایز، بیان فاکتور های نسخه برداری و ژن های اختصاصی قلب بررسی شد. به علاوه، امکان بهینه سازی محیط تمایز...