BACKGROUND One of the methods used in the analysis of data related to diseases, and their underlying reasons is drawing geographical map. Mapping diseases is a valuable tool to determine the regions of high rate of infliction requiring therapeutic interventions. The objective of this study was to investigate obesity pattern in Iran by drawing geographical maps based on Bayesian spatial model to...

the following three procedures have been used to determine the sex ratio of s.sphegea. the fly is one of the two iranian species of the genus sepedon which is fairly dominant in the focus area of schistosomiasis in khuzestan (south of iran) and by far abundant in the provinces of gilan and mazandaran, north of the country. a) collection of adults in late summer of 1975, about 200 adults s.spheg...

background: beta-thalassemia patients have a high prevalence for hepatitis c virus (hcv) infection. in developing countries, hcv antibody is reported to be high in this group of patients. this study aims to determine the distribution of hcv amongst beta-thalassemia patients in northern iran. materials and methods: this study was undertaken from october 2010 to june 2011 on 245 beta-thalassemia ...

background: the effect of natural background radiation on health is still controversial. however, it is clear that it depends on the dose received by the population. the estimation of external natural background gamma rays received by the population of caspian coastal provinces in the northern part of iran was the main goal of this study. materials and methods: gamma rays was measured using cal...

pasteurellosis of cattle and buffalo named as hemorrhagic septicemia (hs) is an acute and fatal disease causes by pasteurella multocida serotypes b2 and e2 in different countries. hs is occurred in all parts of the world except australia. economic importance of disease in asia is more than africa. bovine pasteurellosis is endemic in northern areas (gilan and mazandaran), west and east azarbayja...

the members of anopheles maculipennis subgroup (diptera: culicidae) are the most important vectors of malaria in the north, west, and central plateau of iran. this study was carried out to differentiate the species composition of this subgroup based on morphometric variation seta 2-iv and v (antepalmate hair) among 149 larval specimens that were deposited at the medical arthropods museum, the s...

Leptospirosis is one of the most significant common diseases between human and live stock created by the various species of Pathogenic Leptospira. Pathogenic Leptospiras are shed in the environment through urine of the infected animals, including rodents or domestic animals (Dog, Cow, Sheep and Pig) and cause disease in human through direct and indirect contact with contaminated environment. Th...

To determine the most prevalent biovar responsible for brucellosis in sheep and goat populations of Iran, a cross-sectional study was carried out over 2 years in six provinces selected based on geography and disease prevalence. Specimens obtained from referred aborted sheep and goat fetuses were cultured on Brucella selective media for microbiological isolation. Brucellae were isolated from 265...

Clostridium botulinum has long been recognized as an etiological agent of food borne botulism and has been reported as an important food safety hazard. The aim of this study was to obtain information about C. botulinum distribution in north areas sediments of Iran in order to ascertain the risks associated with consumption and processing of fish from these waters. Two hundred and seventy sample...