نتایج جستجو برای: northern iran back calculation
تعداد نتایج: 463830 فیلتر نتایج به سال:
AIM There is little information about the prevalence of Corynosoma caspicum in fish particularly Gasterosteus aculeatus in Iran and the world. The aim of the present study was to find out the prevalence of acanthocephalan infection in Babolsar district, southern coastal of Caspian Sea, Northern Iran. MATERIALS AND METHODS Between September 2012 and August 2014, a total of 360 G. aculeatus fis...
Objective: Aflatoxin G1 and G2, are highly toxic and carcinogenic secondary metabolites produced by Aspergillus flavus and Aspergillus parasiticus fungi sampling was done according to "CBS" instructions from indoor and outdoor stations. Methods: In HPLC measuring, we first purified our sample of all Aflatoxins, We used imonoaffinty columns, Fina...
The genus Belyta Jurine, 1807 (Hymenoptera: Diapriidae) is studied in northern Iran. specimens were collected using Malaise traps the Alborz, Golestan, Gilan, Mazandaran and Qazvin Provinces during 2010–2018. seven species of are recorded from Iran for first time, abrupta Thomson, 1858, B. bicolor 1807, depressa elongata rugosicollis Kieffer, 1909, sanguinolenta Nees, 1834 validicornis 1858. Di...
BACKGROUND Cutaneous leishmaniasis (CL) is a widespread tropical infection which has a high incidence rate in Iran. The aim of this study was to determine some epidemiological aspects of disease in Northern Khorasan Province, Iran. METHODS From 2005 to 2008, data concerning 1453 patients with CL were collected and analyzed from the different districts of health service registry of the provinc...
UNLABELLED Background Several studies have examined the effects of folic acid fortification on the occurrence of orofacial clefts. This study was carried out to evaluate the impact of flour fortification with folic acid on oral clefts in Northern Iran. METHODS In this hospital based study from March 2006 to September 2009, we screened the total number of live births at all hospitals in Golest...
BACKGROUND Recurrent pregnancy loss (RPL) is caused by different factors, including genetics and thrombophilia. Beside Factor V Leiden, another nucleotide change in a factor V (FV) gene (A4070G; His1299Arg) has been identified linking to hereditary thrombophilia. Also, two proposed MTHFR polymorphisms, C677T and A1298C (Glu429A) are linked with RPL. OBJECTIVE In this study, the effect of two ...
Artemisia species, which are medically beneficial, are widespread in temperate regions of both Northern and Southern hemispheres among which Iran is located. About 35 species of Artemisia are indigenous in Iran among them some are widespread in all or most provinces, yet some are restricted to some specific regions. In this review paper, initially, GC-Mass results of some experiments done in di...
Growth rates within and among sea turtles are highly variable, and gaining an understanding of this variability is difficult using traditional means, such as mark–recapture. Skeletochronology is becoming a standard technique for the assessment of individual growth rates in sea turtles. Here we present an analysis of the relationship between humerus diameter and somatic growth in loggerhead sea ...
OBJECTIVES The semiprivate health system in Iran has created an opportunity for unnecessary uses of advanced medical equipments including magnetic resonance imaging (MRI). This study aimed to evaluate the evidence for MRI overuse in private diagnostic imaging centers in Tehran, Iran. The objectives of this study were to determine the frequency of use of MRI scans for different complaints and to...
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