background: helicobacter pylori is a common cause of chronic infection in human beings. the infection has universal prevalence and contracts all age groups. probably, these bacteria are the cause of the most common chronic bacterial infection in man and have infected approximately half of the world population. the urease of these bacteria degrades the urea in stomach’s mucosa to ammoniac which ...

background: bacillus subtilis refers to stretched and sometimes curved, gram-positive, aerobic, and catalase-positive bacilli, which has thermo-resistant endospores. it has been known as a normal flora in the human but can be pathogens in the case of opportunistic. also, it can be the pathogen of nosocomial infections such as wound among hospitalized patients. purpose of this study was to ident...

conclusions diabetes may be caused by toxoplasma gondii. presence of t. gondii in the pancreas at the same time could directly undermines the pancreas cells. when β cells are destroyed, insulin secretion would then be affected. probably the destruction of t. gondii affects nervous system and damages pancreatic cells leading to increased risk of diabetes. results the prevalence of igg antibodies...

the population response of heliothis armigera larvae to nuclear polyhedrosis virus (npv) was investigated. the virus was introduced by permitting the larvae to feed on lettuce leaves. median lethal doses (ld50) were determined. the estimated ld50 values for the first, second, third, early, and late fourth larval instars were 5, 141, 1226, 5168 and 24553 polyhedra per larva respectively. in ...

introduction: atypical infratemporal fossa infections are rare and potentially fatal.   case report: a case of an aspergillosis localized in the infratemporal fossa and another case of tuberculosis of the infratemporal fossa originating from the maxillary sinus, is described. the first patient was immunocompromised and showed symptoms of facial numbness; whereas the other was an immunocompetent...

introduction liver abscess developing during hospital stay in pediatric patients on dialysis for acute kidney injury has been previously unreported. impaired immunity, prolonged use of antibiotics, diabetes and malnutrition predispose to liver abscess in chronic hemodialysis patients. case presentation we reported a case of liver abscess developing in a 6-year-old boy admitted with sepsis and m...

conclusions despite the complications of fixation with the dhs device, it remains the most successful for treatment of intertrochanteric fractures. background according to the existing literature, the dynamic hip screw (dhs) is the preferred standard for the treatment of intertrochanteric fractures. however, some surgeons use other devices such as the locking compression plate (lcp). objectives...

toxoplasmosis is a zoonotic and usually asymptomatic infection. this study was carried out to investigate the seroepidemiology of toxoplasma infection in women referred to arak marriage consulting center during 2012-2013.in this cross-sectional study, serum samples were collected from 400 women referred to marriage consulting center in arak city, markazi province, central iran during 2012-2013....

male urogenital tract infection plays an important role in men infertility. asymptomatic bacteriospermia has been paid attention as a major cause of male infertility. the aim of this study was to microbiological investigation of semen sample of infertile men attending to infertility clinic and evaluation of the effects of bacteriospermia on semen quality. eighty eight infertile men were evaluat...

background: respiratory virus infections in children are a leading cause of morbidity and mortality worldwide. methods : a total of 897 clinical specimens were collected from february 2007 to january 2008 and transported to the na­tional influenza center. two hundred and two samples belonged to children under the age of six from 897 specimens, de­scribed above, were selected. then they were tes...