BACKGROUND The hospital-based stroke registry is useful for understanding diverse clinical characteristics of stroke related to geographical, racial, or environmental differences. METHODS The Khorasan Stroke Registry was established for evaluation of incidence, clinical manifestations, risk factors, topography, and etiology of ischemic stroke in Southern Khorasan, Iran, during 2001 - 2005. Co...

BACKGROUND Crimean Congo Hemorrhagic Fever (CCHF) is an acute febrile haemorrhagic disease. This study was conducted to ascertain the infection status amongst slaughterhouse workers in Iran's north-eastern provinces (Razavi and northern and southern Khorasan), so that analysis of the results could help clarification of the epidemiology of this disease in the aforementioned provinces and eastern...

objectives the present study aimed to evaluate the genotypes and prevalence of mutations in a segment of s and rt gene in hbv isolates in southern khorasan, iran. methods this was a population-based study comprising 5,235 randomized samples for hbv screening. a nested-polymerase chain reaction (pcr) test was followed by direct sequencing, and the sequences blast with present sequences of ncbi d...

Five Iranian native silkworm groups: Baghdad, Khorasan Orange, Guilan Orange, Khorasan Pink, Khorasan Lemon, and 107 and 110 commercial lines (12 families from each breed) were randomly selected and reared during 2003-2005 (five generations in spring and autumn). In each family, 30 male and 30 female cocoons were individually recorded for weight, shell weight and shell ratio. From among the nat...

BACKGROUND Stroke in young adults causes morbidity in this socioeconomically active age group. The etiologic frequency of ischemic stroke in young adults differs around the world. METHODS The study population consisted of 314,000 'young adult' residents in Southern Khorasan province in Iran. All patients with stroke are routinely admitted to the Valie Asr tertiary care hospital. Data on patie...

anomaly recognition has always been a prominent subject in preliminary geochemical explorations. among the regional geochemical data processing, there are a range of statistical and data mining techniques as well as different mapping methods, which serve as presentations of the outputs. the outlier’s values are of interest in the investigations where data are gathered under controlled condition...

tomato yellow leaf curl virus (tylcv) is considered as one of the most important tomato viruses in tropical and subtropical areas. in order to identify and investigate the presence of this virus in fields , greenhouses and cultivated tomato plants in tuneles of khorasan razavi, southern and northern khorasan provinces, during 2009 and 2011, plants which have been showed the symptoms were collec...