abstract background thalassemia is common in the iranian population, and it must be considered in the differential diagnosis of the microcytic hypochromic anemia. the molecular analysis of β-thalassemia is necessary for prenatal molecular diagnosis. α-thalassemia caused by loss of function of either one of the two duplicated α-globin genes or in less frequent non deletion mutations mostly locat...

background: prenatal care consists of a series of clinical visits and services offered to pregnant women throughout the ante-partum period. despite advances in the extent of prenatal care use in iran, some women still avoid using these services. it is therefore very important to investigate the prevalence of prenatal care use, and to identifythe factorsassociated with it. objective: this study ...

stachys lavandulifolia is used as the herbal tea and its wide and potent medical effects have been reported for the extract in animal studies. this study aimed to find the safety profile of the extract to find the appropriate doses for further human studies. the aerial parts of the plant were air-dried and the hydroalcoholic extract was obtained and concentrated by percolation method with 140 m...

IN THIS ISSUE OF THE JOURNAL, SINGER AND COLLEAGUES 1 report the findings from their prospective cohort study assessing the relationship between prenatal cocaine exposure and cognitive and developmental outcomes in 218 cocaine-exposed infants and 197 unexposed infants. After controlling for prenatal exposure to other drugs, gestational age and size at birth, and a number of caregiver characteri...

BACKGROUND Lead exposure in adults is associated with hypertension. Altered prenatal nutrition is associated with subsequent risks of adult hypertension, but little is known about whether prenatal exposure to toxicants, such as lead, may also confer such risks. OBJECTIVES We investigated the relationship of prenatal lead exposure and blood pressure (BP) in 7- to 15-year-old boys and girls. ...

background: the discovery of circulating fetal dna in maternal blood led to the discovery of new strategies to perform noninvasive testing for prenatal diagnosis. objective: the purpose of the study was to detect fetal aneuploidy at chromosomes 13, 18, 21, x, and y by analysis of fetal cell-free dna from maternal blood, without endangering pregnancy. materials and methods: this retrospective st...

Tobacco smoking is one of the most serious health problems. Potentially lethal effects nicotine for adults can occur with as little 30 to 60 mg, although severe symptoms arise lower doses. Furthermore, route administration also influences toxicity. Cytisine popular medications in nicotinism treatment. Like nicotine, cytisine a plant alkaloid, signaling through nicotinic acetylcholine receptors....