background: infertility is defined as the inability to achieve the pregnancy within a year of unprotected intercourse. infertility is a complex issue and different factors such as stress oxidative can be involved in this problem. so, any attempt to neutralize oxidative stress would be helpful in the treatment of infertility. melatonin is a known scavenger of free radicals. objective: the aim of...

The physiographic region of the Central Russian Upland, situated in the Central part of Eastern Europe, is characterized by very fertile grassland soils—Chernozems (Mollisols in the USDA taxonomy). However, over the last several centuries this region has experienced intense land-use conversion. The most widespread and significant land-use change is the extensive cultivation of these soils. As a...

More than 4000 surgeons in Australia provide services to 17.6 million people living in the world's driest continent, with a land mass comparable to that of the United States. The problem of distance has been overcome in large part for the 17% of the population who live in remote areas by modern communication systems and by the Flying Doctor and Flying Surgeon services. For the remaining populat...

OBJECTIVE To evaluate whether advertising for food influences choices made by children, the strength of these influences, and whether they might be easily undone by parental influences. STUDY DESIGN Children between 3 and 8 years of age (n=75) were randomized to watch a series of programs with embedded commercials. Some children watched a commercial for a relatively healthy food item, the oth...

The idea that symmetry in facial traits is associated with attractiveness because it reliably indicates good physiological health, particularly to potential sexual partners, has generated an extensive literature on the evolution of human mate choice. However, large-scale tests of this hypothesis using direct or longitudinal assessments of physiological health are lacking. Here, we investigate r...

the sociological criticism was established by george lukach in the beginning of 20th century and then lucien goldmann and mikhail bakhtine have developed it. in sociological criticism the content impact is on form and social situation impact on content. so, if we study the work we can find the idea of the writer or poet and we can use it as a historical document. adi ibn zayd was in the court o...

The Cauvery basin of Karnataka State encompasses a range of land cover types, from dense forest areas and plantations in the Western Ghats hills, to fertile agricultural lands in the river valley. Recent demographic changes, rapid economic development and urbanization have led to the conversion of vast stretches of forested land into plantations and permanent agriculture. We examine the human d...