endoscopic esophageal cancer survey in the western part of the caspian littoral

The Iranian population includes several ethnic groups scattered throughout Iran, which differ with regard to their rates for cancer. An infamous 'Asian esophageal cancer belt'stretches to the east from the Caspian littoral in Iran via Turkmenistan to the Northern provinces of China. Apart from the eastern part of the Caspian littoral area of Iran which has the highest incidence of esophageal ca...

a case of isospora hominis infection was revealed by stool examination using formol- ether concentration technique. the patient was a 26 year-old female from rural area of babol, caspian sea littoral, with complaints of abdominal discomfort.

after the soviet union fragmentation, the attentions of regional and international countries have turned to this region for oil and gas discovery in the caspian basin. after that, this region enjoys more geopolitical importance increasingly. therefore, the main question is:” what factors can influence the new geopolitics of the caspian basin?” it seems that, some issues such as the lack of a...

background: irritable bowel syndrome (ibs) is one of the most prevalent gastrointestinal disorders, characterized by non-specific symptoms such as abdominal pain and altered bowel habit without any organic pathology. its prevalence varies in human communities. we performed this study to determine the prevalence of ibs in medical students of gilan university of medical sciences (gums). materials...

The Caspian Sea is the world’s largest inland sea. Physiographically it is unique. It is the most productive body of water in the world1 and the only one that preserves the geno-fund of the sturgeon, the source of almost all the black caviar produced. About 10 million people live around the Caspian Sea and the occupations of many of them are connected with the sea, and first of all with fishing...

Over the past decades the invasive Ponto-Caspian gammarid Dikerogammarus villosus spread throughout large rivers of central Europe, thereby rapidly displacing most of the native gammarid species. In 2003, D. villosus was fi rst observed in Lake Constance and was predicted to out-compete the native Gammarus roeselii. However, today the two species coexist at several sites. We hypothesized that a...