introduction: family has a profound influence on personality traits of child. it also makes changes in mental processes of family members. due to the fact that the absence of one parent or both of them has unpleasant effect on mental growth of children and adolescents, this study is looking for the comparison between parented and unparented adolescents in terms of psychological hardiness . meth...

OBJECTIVE Congenital heart disease (CHD) is the most common form of cardiovascular diseases in children. This study was performed from September 2006 to August 2007 in Ardebil, Westnorthern Iran. The aim was to determine the prevalence of heart murmur in newborns and its correlation with CHD. METHODS In a 1-year cross sectional descriptive-analytic study, 2928 newborns were screened for heart...

kajal kaolin deposit is located ~20 km northwest of hashtjin, ardebil province. field evidence and laboratory investigations show that the deposit is an alteration product of ignimbrites, tuffs, and trachy-andesites of eocene age. according to mineralogical data, the major rock-forming minerals include kaolinite, montmorillonite, polygorskite, orthoclase, zeolite (stilbite), quartz, and chalced...

objective: molecular epidemiology of visceral leishmaniasis (vl) is currently used widely for different objectives such as vector incrimination studies. materials and methods: in this study three different loci including kinetoplast dna (kdna), ribosomal dna (rdna), and cystein protease b (cpb) of leishmania parasite genome were used for detection and identification of natural infection of san...

camel is a resistant species to drought and cold weather and produces milk and meat in harshest environmental condition. camel population in iran has been decreasing during last decades, and genetic studies are quite necessary for considering the conservation and productivity of this species. in this study growth hormone gene influencing growth, milk production and reproduction was considered. ...

BACKGROUND Breastfeeding practices might be influenced by migration to another country. Although the "healthy migrant effect" is commonly reported in epidemiology, evidence for it in breastfeeding practices is weak. OBJECTIVES This study aimed to compare the initiation and duration of breastfeeding between Chinese Australian migrants and Chinese mothers in mainland China and test the healthy ...

BACKGROUND In recent years, the prevalence of asthma, rhinoconjunctivitis and eczema symptoms in childhood has considerably increased in developing countries including Bolivia, possibly due to changes in lifestyle, environmental and domestic factors. This study aimed to assess the association between environmental factors and asthma, rhinoconjuctivitis and eczema symptoms in school-aged childre...

Molecular Science and Biomedicine Laboratory, State Key Laboratory for Chemo/Biosensing and Chemometrics, College of Biology, College of Chemistry and Chemical Engineering, Aptamer Engineering Center of Hunan Province, Hunan University, Changsha, Hunan 410082, China School of Life Sciences, State Key Laboratory of Medical Genetics, Central South University, Changsha, Hunan 410078, China 3 T.D. ...

In view of modern logistics industry in economic development playing an increasingly important role, in order to explore the relationship between logistics industry and economic development of Henan province, this paper selects its relevant data of 1990-2010, establishing econometric model, quantitatively studying the relationship between economic development and its logistics industry, in the ...