Background: Melasma is a pattern of facial pigmentation that affects upper lip, cheeks, forehead and chin. The disease is seen mainly in 30-55 year old women, and may be regarded as a physiological change in pregnancy. Its etiologic nature is still unknown. Objective: To determine the prevalence of melasma in women in Ardebil city. Patients and Methods: The study was cross sectional-descr...

background: geothermal waters could be suitable niches for thermophilic free living amoebae includ­ing naegleria and hartmannella . ardebil province, northwest iran is popular for having many hot springs for recreational and health purposes activity. the present research is the first molecular based investigation regarding the presence of naegleria and hartmannella in the hot springs of ardebil...

six belonolaim species were collected from grasslands of sabalan region. the found species belong to genera amplimerlinius, merlinius, nagelus, neodolichorhynchus, paramerlinius and tylenchorhynchus. among the found species, neodolichorhynchus judithae is reported for the first time from iran and is characterized byhaving offset head, cuticule with 16 longitudinal ridges, delicate stylet 21-23 ...

to study the effect of planting pattern and water quantity on potato yields under drip irrigation, this research was conducted using a split plot based on a randomized complete block design with four replications in three regions (mashhad, ardebil and damavand, iran) during 2003-2004. nine treatments were used. the main-plots were three levels of irrigation: 100%(i1), 80%(i2), and 60%(i3) of cr...

The expansion and growth of cities is a remarkable phenomenon in urban planning literature,so that unpredictable developments have become more evident in recent decades, especially in cities that haveundergone changes in their physical structure following the promotion of their political role. The present paper seeksto identify the factors driving growth in the developed areas of Ardebil city a...

The aim of the study of the Assessment and evaluation of citizen's views on the impact of commercial television advertising on consumer behavior (Case Study: Ardebil city). This research will be done by a descriptive- Scrolling method and In terms of purpose, it is an applied type. The instrument for collecting data was A researcher-made questionnaire that includes elements of cultural factors,...

background: the distribution and ecological preferences of ticks of domestic animals in north of iran were studied four times a year from 2002 to 2005. methods: a total of 1720 tick specimens were collected from cattle, sheep and goats from different localities of caspian sea areas consisting of guilan, mazandaran, golestan and ardebil provinces, iran. results: fourteen tick species were identi...