AIM Both observational and experimental studies have shown that higher selenium status reduces the risk of upper gastrointestinal cancers in selenium deficient populations. Recent cancer registry data have shown very different rates of esophageal cancer (EC) and gastric cancer (GC) in four Provinces of Iran, namely Ardabil, Mazandaran, Golestan, and Kerman. The aim of this study was to have a p...

Rodents are mammals that comprise more than 2000 species and approximately 30 families. There are many morphological and ecological differences among them as variations in their shape, size, weight and habitat. In addition to significant economic losses, rodents have a major role in the dissemination of infectious diseases caused by viruses, bacteria, parasites or other micro-organisms. Rodents...

BACKGROUND Cancer is a major public health problem in the world. In Iran especially after a transition to a dynamic and urban community, the pattern of cancer has changed significantly. An important change occurred regarding the incidence of cancer at the southern shores of the Caspian Sea, including Gilan, Mazandaran and Golestan province. This study was designed it investigate the epidemiolog...

BACKGROUND During the last decades, the number of dentistry units increased significantly across the country. The aim of this study was to assess the efficiency of dental units of Iran provinces regarding dental health inputs and outputs using Data Envelopment Analysis approach. METHODS In this applied descriptive-analytical study, the study population included all of Iran 31 provinces. The o...

in this research, the energy flow and production energy indices of canola cultivation in trakya province of turkey, golestan and mazandaran provinces of iran were compared. diesel fuel and chemical fertilizer inputs were the highest consumer of energy in the production of canola in these three regions. the results indicated that despite the higher energy use of machinery in trakya province of t...

Distribution, biodiversity and biotechnology of Sambucus ebulus L. are not investigated yet (Caprifoliaceae family).There are 20-25 species of the genus of Sambucus L. are known in the world but in Iran, it is etermined only one species, Sambucus ebulus, that distributed in three Northern Provinces next to Caspian Sea (Golestan, Mazandaran and Gillan province). In this short paper, Distribution...

The genus Belyta Jurine, 1807 (Hymenoptera: Diapriidae) is studied in northern Iran. specimens were collected using Malaise traps the Alborz, Golestan, Gilan, Mazandaran and Qazvin Provinces during 2010–2018. seven species of are recorded from Iran for first time, abrupta Thomson, 1858, B. bicolor 1807, depressa elongata rugosicollis Kieffer, 1909, sanguinolenta Nees, 1834 validicornis 1858. Di...

1. Dept. of Traditional Persian Medicine, School of Medicine, Student Research Committe, Mazandaran University of Medical Sciences, Sari, Iran 2. Dept. of Traditional Persian Medicine, School of Medicine, Golestan University of Medical Sciences, Gorgan, Iran 3. Center for Communicable Disease Control (CDC), Ministry of Health and Medical Education, Tehran, Iran 4. Traditional and Complementary ...