introduction: there are suspended fungal spores in the air and in the nasal mucosa of adults, especially in areas with a humid climate. several studies have revealed the role of fungi in the pathogenesis of chronic rhinosinusitis (crs) in recent years but it is a topic of controversy, especially in regions with low humidity. the aim of this study was to evaluate the prevalence of fungal species...

adult ureteroceles are generally known as simple ureteroceles with minimal obstructive effects 1 that can usually be managed endoscopically. such pathology presented with acute abdominal pain and fever in a 32-year-old man with left renal agenesia, a cranial blind left ureter and left obstructed ureterocele. the retained secretions were suppurative.

background: musculoskeletal disorders (msd) are concerned as costly health problems worldwide. rural people are more susceptible to musculoskeletal disorders. this study aimed to investigate the prevalence of musculoskeletal disorders and related factors among adult living in aq qalaian, iran. material and methods: this was a cross-sectional study which performed among 200 adult living in rural...

this research was conducted to investigate genotyp×environment interaction for grain yield of ten wheat cultivars in 8 environments (combinations of two nitrogen fertilizer treatment and four irrigation regimes). analysis of additive main effects (analysis of variance) and multiplicative interaction effects (principal component analysis) revealed that the effects of genotype, environment and ge...

in recent years, the russian wheat aphid, has been included worldwidely in the list of the important pests of cereals, particularly wheat plants. in addition to direct serious damage, the aphid is the main vector of barley yellow dwarf, barley mosaic, and sugarcane mosaic viruses. the pest was reported from east azarbaidjan province (iran) a few years ago and it is now widespread in tabriz,...

a recently described species of dysdercus, named dysdercus stehliki schaefer, 2013 (hemiptera: heteroptera: pyrrhocoridae), found in viçosa, minas gerais state, brazil, feeds upon the seeds of fallen fruits of sterculia chicha a. st. hil. (malvales: sterculiaceae). the biology and immature stages’ descriptions of d. stehliki were assessed in two environments: laboratory and field. individuals o...

nucleolar organizer regions (nor) are defined as nucleolar components containing a set of argyrophilic proteins which are selectively stained by colloidal silver nitrate staining. although studies have shown that the number of nor dots or particles is directly related to the rapidity of cell proliferation in cancer cells, prognostic or diagnostic value of nor remains controversial. the aim of t...