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age-related macular degeneration (amd) is the leading cause of blindness in old subjects. it is a multifactorial disease with both environmental and genetic factors playing some role in its pathogenesis. similar to many other genetic diseases, the inheritance pattern of amd does not fit into simple mendelian rules. these diseases are caused by the presence of multiple genetic factors and are ca...

introduction: one factor known to cause thrombophilia in women with unexplained recurrent spontaneous abortion (rsa) is c677t polymorphism of methylenetetrahydrofolate reductase gene. this study aimed to determine the association between rsa and mthfr c677t polymorphism in iranian patients. methods: in this case-control study, 30 patients with previous history of two or more consecutive unexpla...

background: determining of gene frequencies of a, band 0 genes from abo blood group system and d and d genes from rhesus system are objectives of the present study. methods: the study was a cross sectional descriptive study. all the voluntary blood donors, 7361 people, attending to the hamadan, iran, blood bank during 1996 were studied. primary information from the sex of blood donors and their...

workers of operating rooms in hospitals are chronically in exposure to rather higher dose of chemicals, e.g. halothane and nitrous oxide, than general population. concern that exposure to waste anesthetic gases may cause mutagenic, carcinogenic, or teratogenic changes has provided the impetus for many recent studies. the goal of present work was to determine incidence of the fetal deaths and se...