Two major challenges facing researchers interested in cognitive change are that measures of change are often not very reliable, and they may reflect effects of prior test experience in addition to the factors of primary interest. One approach to dealing with these problems is to obtain multiple measures of change on parallel versions of the same tests in a measurement burst design. A total of 7...

social changes and considering people’s needs are seen as the most important issues in the changes of persian poetry in constitutional era. the writers of this article have considered the views of western and iranian critics to study the function of the addressee in the changes of persian poetry in constitutional era. the use of such a study is that the writers have found and analyzed many soci...

1. introduction tourism is considered as a social event by many researchers, because the tourism activity occurs between two different groups of people of which one is the local and the other one is the visitor. tourism as a social event, makes a relationship between communities that have different social characteristics and creates the mutual relationship between the different cultures, tradit...

The purpose of this study was to determine the effects of a particular psychological stress, exposure to an open-field, on plasma IL-6 activity in rats. Plasma IL-6 activity was 40.6 +/- 7.2 units/ml in control rats, 105 +/- 6.8 units/ml after 30 minutes exposure to an open-field, and 221 +/- 17 units/ml after 60 minutes of exposure (p = 0.0003). There was a positive correlation (r = .71, p = 0...