نتایج جستجو برای: frequency of distribution genotype
تعداد نتایج: 21227494 فیلتر نتایج به سال:
multiple sclerosis (ms) is a chronic inflammatory disorder of the central nervous system, with a complex etiology that includes a strong genetic component. the chromosome 19q 13 region surrounding the apolipoprotein e (apoe) gene has shown consistent evidence of involvement in ms. in a cross-sectional study, to show the apoe genotype and allele frequency in the ms population of iran in comparis...
background hepatitis delta virus (hdv) is dependent on the hepatitis b virus for transmission and propagation. based on isolated hdv sequences from different parts of the world, at least three major different genotypes with different geographic distributions are suggested. studies have shown that genotype 1 is the predominant genotype of hdv in different parts of iran; however, the genotype dis...
efl/esl textbooks have been regarded as essential language teaching materials with which the learners spend about 70 up to 90 percent of their class time. the important role they play and their vast use make them not only influential in learning the language but also in shaping values and attitudes. put it another way, textbooks socialize learners using their contents (i.e. texts, illustrations...
Background and Objective: Prostate cancer is among the five common cancers in males. It is second cancer in terms of the age-standardized rate (ASR) (ASR=16.6) in Iran. The rs2735839 G/A, an intergenic polymorphism is located on chromosome 19q13.33 at 600 base pairs of the KLK3 gene untranslatable region. This gene which codes prostate-specific antigen (PSA) is used in the screening and diagnos...
Background: High level of perceived stress in nurses is due to a genetic predisposition and environmental stressors. The aim of NURSE (Nursing Unacquainted Related Stress Etiologies) study was to investigate the association of C677T MTHFR gene polymorphism and stress perception among nurses. Methods: In this comprehensive study, 216 female nurses were recruited. Perceived stress w...
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employees always concern about losing their job , or in other word , losing their income resources. for this purpose, every government requires strong system for covering these concerns. the unemployment insurance (ui) program’s can be used for achieving this goal. in this thesis, we price ui based on the insurance history of employee and the duration of being unemployed. we use the weibull dis...
the purpose of this study was to investigate the relationship between family functioning and marital adjustment humor couples are due to the nature and objectives of the research and application of methods for its implementation correlation was used. the study population consisted of all the couples in the city who uses random cluster sampling of 200 students were selected as sample. data from ...
background: hepatitis c is a disease with significant global impact. the distribution of hepatitis c virus (hcv) genotypes in mashhad (the northeast and the biggest city after the capital of iran) is unknown. the purpose of this study was to determine the prevalence of hcv genotypes among hcv seropositive patients, and to study the relationship between types, virologic and demographic features ...
the purpose of this two-phase, sequential mixed methods study was to find out whether there were any decencies between male and female ma students’ theses regarding the common features of academic writing such as syntactic complexity, means of integrating cited information, and organizing arguments. i chose 10 male written theses and 15 female written theses in tefl and linguistics. in the firs...
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