background: aflatoxins are fungal toxins which may be present in some foods and due to their negative health effects, represent a major concern for humans and food industries. in the present study, total aflatoxin contamination in products from eight feed materials production centers located in qom city of iran were evaluated by an elisa technique in november 2012. methods: a total of 40 feed s...

kurdistan province is located in western iran and its geographical position as a corridor has always been routs of attacks by western invaders from the most ancient times including assyrians. so, inhabitants of this region to protection against enemies have created defensive fortification structure by which they could protect themselves. studying and evaluating these habitats can help us to ach...

introduction: due to irregular growth and expansion of cities, especially in developing countries, various issues and difficulties have arisen in different economic, social and ecological fields and various measurements and approaches in order to supply desirable conditions for today and future generations. healthy city approach is one these approaches as today it’s a new mechanism proposed by ...

abstract reduced inequality in utilization of community resources and facilities is one of the essential standards of sustainable development. in this regard, regional and local inequalities are of special importance. this paper emphasizes district differences in meybod city level in addition to specifying the position of meybod city among our country. it was done using a descriptive-analytic m...

BACKGROUND Exposure to mouse allergen is prevalent in inner-city homes and is associated with an increased risk of mouse skin test sensitivity in inner-city children with asthma. OBJECTIVE To determine the distribution of mouse allergen and its relationship to mouse skin test sensitivity in a primarily suburban, middle-class population of asthmatic children. METHODS Children with asthma, 6 ...

The objective of this paper is to assess whether establishments' innovation performance and innovation strategies differ by the size of the city in which they are located. Using the Canadian 1999 Survey of Innovation database (establishment-based), we find that establishments belonging to smaller cities (with populations of less than 50,000) are less likely to be associated to a world-first inn...

Shohada (Sepah) avenue in Qazvin, a historic city, is a part of Safavid era infrastructure of the city. It connects various important cites and poles like Jame' mosque, Imamzadeh Hosein, Dowlat-Khaneh and the Traditional Bazaar complex to one another. This axis in KhomarTashi, in Kabir Jame' mosque - preservation and restoration of Jame' mosque complex as principle core of the city which is ...