BACKGROUND Considering the importance of sexual drive among teenagers, parental and societal concerns about teenagers' sexual drives, particularly in religious communities such as Iran is of practical importance; therefore, this present research was designed to study students' sources of sexual knowledge acquisition. METHODS This research was carried out among 2600 high school students in the...

background: the aim of this study was to evaluate the results of amblyopia screening in ardabil province in three examination levels by kindergarten teacher, optometrist, and ophthalmologist. methods: in a cross‑sectional study, the results of the national amblyopic prevention program in 2–6 years old children in ardabil province were investigated in 2012. the results pertained to the examinati...

Soybean (Glycine max) is a self-pollinating species that has relatively low nucleotide polymorphism rates compared with other crop species. Despite the low rate of nucleotide polymorphisms, a wide range of heritable phenotypic variation exists. There is even evidence for heritable phenotypic variation among individuals within some cultivars. Williams 82, the soybean cultivar used to produce the...

Copyright © 2010 Massachusetts Medical Society. Williams–Beuren syndrome (also known as Williams’ syndrome; Online Mendelian Inheritance in Man [OMIM] number, 194050), a multi­ system disorder, is caused by deletion of the Williams–Beuren syndrome chromosome region, spanning 1.5 million to 1.8 million base pairs and containing 26 to 28 genes. Exactly how gene loss leads to the characteristic ph...

Williams syndrome...people with intact language, intact face processing and very low IQ, right? Wrong! That’s the propagated myth because, if it were true, it would be such an elegant example of innate modularity at the genetic, brain and cognitive levels. But numerous labs across the world have shown that although vocabulary levels can be surprisingly high in Williams syndrome children, they a...

the aim of this study was to examine factors affecting adoption of mini-tuber seed potato. survey research design was used in this study. a sample of 100 potato growers who were informed about mini-tuber was selected and divided into adopter and non-adopter groups. questionnaire was used as the instrument for data collection and was validated by a panel of experts. a pilot study was conducted f...