objective: micronuclei are induced in cells by a variety of substances, like uv radiation, infrared rays, x-radiations, and chemicals. among them tobacco- specific nitrosamines have been reported to be potent mutagenic agents which are thought to be responsible for the induction of chromosomal aberrations resulting in production of micronuclei. the main aim of our study is to compare mn frequen...

in the religion of islam, fasting is obligatory for healthy adults during ramadan. millions of muslims around the world practice fasting in this holy month which may cause different metabolic and hormonal changes due to the restrictions in regular caloric intake. this article was aimed to review some possible effects of ramadan fasting on the endocrine system which has a great impact on physiol...

background: mild to severe post-transfusion adverse reactions have been reported in a proportion of immunodeficient patients receiving intravenous immunoglobulin (ivig). anti-iga antibody has been proposed to be associated with development of such reactions.   objective: to assess the association between anti-iga levels of different isotypes and adverse reactions induced in immunodeficient pati...

radiotherapy in the head and neck region and chemotherapy might give rise to oral mucositis which is a severe and painful inflammation. there is no known definite cure for mucositis. a number of studies have attempted to evaluate the effect of low-power laser on radiotherapy- and chemotherapy-induced mucositis. the present study was undertaken to evaluate the effect of low-power laser on the pr...

the increasing trend of divorce during recent decade and consequently a rise in the number of men and women who have experienced divorce, clarifies the importance of paying attention to post-divorce life. however the study of how divorced subjects deal with life after divorce and also their perception, especially with a gender approach has been a neglected area in the iranian sociology. therefo...