Mutations in the human hepatitis B virus (HBV) genome contribute to its escape from host immune surveillance and result in persistent infections. The aim of this study was to characterize the molecular variations of the surface gene and protein in chronically-infected patients from the southern part of Iran. The surface genes from 12 HBV chronic carriers were amplified, sequenced and subsequent...

To determine the seroprevalence of anti-Neospora caninum and anti-Toxoplasma gondii antibodies indogs in Iran and to investigate related risk factors to the infection, a study was conducted in Chaharmahal vaBakhtiari, Isfahan and Khoozestan provinces, locate in west central parts of Iran. For this, 548 serum samples were collected from dogs during an 18 month period from July 2007 to February 2...

overall 1906 adult ticks, as well as their nymphs and larvae were collected from the body surface of cattle in the animal husbandries located in north, north-east, south and south-west of ahwaz area, khoozestan, iran, during 1991-1993. the identified adult ticks were hyalomma anatolicum anatolicum (c.l.koch, 1844), hyalomma anatolicum excavatum (c.l. koch, 1844), boophilus annulatus (say, 1821)...

since wheat-rice cropping system is down in about 50000 hectare of khoozestan province and also necessity of optimum land and water utilization, this study was condulted during one year (2008-2009) in shawoor agricultural research station to compare different conservation tillage system with traditional system for wheat cultivation in paddy residue. experiment conducted in randomized complete b...

concentration of as in the muscle and liver of aspius vorax, cyprinion macrostomus, barbus luteus in karoon river and liza klunzingeri and liza macrolepis from hendijan port, persian gulf, were investigated in 2011. in this study, 30 samples of fish were collected in winter. metals were extracted from the tissues using wet the digestion method and concentration of the heavy metals were measured...

BACKGROUND Deserts are the main sources of emitted dust, and are highly responsive to wind erosion. Low content of soil moisture and lack of vegetation cover lead to fine particle's release. One of the semi-arid bare lands in Iran, located in the South-West of Iran in Khoozestan province, was selected to investigate Sand and Dust storm potential. METHODS This paper focused on the metrological...

The strategic planning of marketing and the application of marketing strategies for achieving sustainable competitive advantages are of the factors that help the survival of producers of agricultural organic products. Although, there are evidences of the growth of organic farming in Iran but, there are no useful information and proposals for making marketing strategies in organic production hol...

Background: Cutaneous leishmaniasis (CL) is a common cutaneous disease in the middle-east countries such as Iran. Khoozestan is an endemic area for it. The importance of this disease is in the formation of an ugly scar on the face, which damages beauty. There hasn’t been any effective topical treatment for this disease yet. Objective: To assess the effect of topical opium in the treatment...

Increasing of population in the world caused overusing natural resources and land destruction. Salinization and sodification are two effects of land destruction. Leaching of soil soluble salts is the most appropriate method to emend and reclaim saline and sodic soils. In this study, Examination of different leaching methods of saline from sodic soils has been evaluated in Veis Area in Khoozesta...