meningiomas are slow-growing neoplasms which recur locally, their morphologic grading is simple but do not always correlate with patient outcome. the aim of present study is to evaluate the status of progesterone receptor (pr) and proliferation marker ki67 in various grades of meningioma in a group of iranian patients. 78 cases of meningioma were selected from the file of a hospital university....

The prognostic abilities of breast cancer gene expression signatures are due mostly to the detection of proliferation activity. One of the strongest, yet simple and well-reproducible proliferation-associated prognostic factors is the mitotic activity index (MAI). However: a) counting mitotic figures is regarded by many histopathologists as cumbersome and time-consuming, and b) most available im...

erodium (geranaiceae) species are distributed in different habitats of iran. some species are of medicinal importance while some are well known weeds. there are no chromosome counts for erdoium species of iran. chromosome numbers are given for six taxa of erodium (geraniaceae) from iran: e. cicutarium (2n=36), e. ciconium(2n=18), e. malacoides (2n=20), e. moschatum (2n=20), e. neuradifolium (2n...

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bilateral finger and palm prints of 500 males and 500 females of the caucasian origin in south iran have been collected and analyzed for both qualitative and quantitative dermatoglyhic features. results show that most of the qualitative features on bilateral and bisexual differences are not significant. however, quantitative features frequently showed significant differences both bilaterally an...

Male Wistar rats weighing 100 g received 1,2-dimethylhydrazine (25 mg/kg) s.c.) twice a week for 2 months and once a week thereafter for an additional 4 months. Groups of four to six rats were sacrificed monthly. Paraffin sections of duodenum were prepared and stained with periodic acid-Schiff and hematoxylin for cell counts and with toluidine blue for measuring nucleolar area. As an index of v...

The excessive and indiscriminate uses of synthetic insecticides usually lead to many problems human health, environment economics. Therefore, it is a prerequisite search for safe alternatives among which plant extracts products represent effective materials pest control. main goal the present article was searching new control insect pests via disruptive effects these on haemogram immune paramet...