A major question is whether different source regions across the Middle East account for changes in aerosol and dust particle characteristics, which impact Western Iran. Therefore, over a period of sampling from April 2017 to April 2018, dust particles were collected in Western Iran from different cities including Urmia, Sanandaj, Sare-Pole-Zahab, Dehloran and Abadan. The research aim is to comp...

Umbelliprenin is a prenylated compound, which belongs to the class of sesquiterpene coumarins. It is extracted from dried roots of Ferula szwitsiana collected from the mountains of Golestan forest (Golestan Province, north of Iran). Induction of apoptosis in Jurkat T-CLL cells has been previously shown. In this study, effect of umbelliprenin on proapoptotic caspases (caspase-8 and -9) and antia...

In 2001 a visceral leishmaniasis (VL) surveillance system was set up for children aged < or = 12 years in the primary health system in Meshkin-Shahr district of Ardebil province, north-western Islamic Republic of Iran. All cases with clinical signs and symptoms of VL and positive by the direct agglutination test were referred for physical examination and treatment. The mean annual incidence of ...

Gastroesophageal reflux disease (GERD) has become rather common in western countries over the past couple of decades.(1), It has a profound effect on health economics, disturbs patients' quality of life and increases the risk for development of esophageal adenocarcinoma.(2), GERD usually presents with a burning sensation extending up along the sternum (heartburn), and regurgitation (defined maj...

Human fertility has declined in all of the Middle East and North African (MENA) countries in the recent years, Iran had the largest decline, however. What factors have affected the fertility decline in Iran, and as compared with other MENA countries, is the question of this paper. Fertility, higher education, and other measures were used for comparison. Regression analysis was also carried out ...

Ceratopsids ("horned dinosaurs") are known from western North America and Asia, a distribution reflecting an inferred subaerial link between the two landmasses during the Late Cretaceous. However, this clade was previously unknown from eastern North America, presumably due to limited outcrop of the appropriate age and depositional environment as well as the separation of eastern and western Nor...

Iran as a developing nation is in epidemiological transition from communicable to non-communicable diseases. Although, cancer is the third cause of death in Iran, it;s mortality are on the rise during recent decades. This mini-review was carried out to provide a general viewpoint on common cancers incidence in Iran and to explain incidental differences that may help us to establish early detect...