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Showing 5 results for Samavati


Volume 7, Issue 3 (12-2017)
Abstract

Talent management is defined as a system for identifying, hiring, training, promoting and retaining talented people in order to optimize organizational capacity to achieve business outcomes. This study tends to achieve a theory in the field of talent management for better understanding of this phenomenon. Research has been performed in the aviation industry of Islamic Republic of Iran in a combinatorial mode. Theoretical sampling in quality study performed using snowball method while random sampling opted for quantitative study. Community of 13 and 212 personnel have been participated in quality and quantity study respectively. The validity and reliability of research tools were desirable. Measures to keep talented employees have been achieved using data-driven approach. The results showed that the quality of talent-driven architecture plays the key role in the paradigmatic model. The conceptual model using questionnaires data in the quality phase and statistical techniques, descriptive, analytical, PLS and structural equation modeling were analyzed. Finally, the research results presented with regard to the interpretation of the combined methods

Volume 8, Issue 1 (4-2017)
Abstract

MiRNAs are known as regulatory genes in eukaryotic genomes, regulating their target genes expression. Here, we have investigated five pathogen responsive miRNAs; tae-miR156, tae-miR159, tae-miR167, tae-miR171 and tae-miR393 expression pattern in wheat Taichung 29 cultivar between day 10 to 20th of the seedling life. Since plant seedlings are mostly used for plant-pathogene interaction analysis, this research was committed to analyze the expression pattern of these miRNAs independent of pathogenesis and in 10 to 20 days old seedlings. Plants were grown in soil in greenhouse condition, and 10, 11, 13, 17 and 20 days old seedlings were harvested for RNA extraction and cDNA synthesis. QRT-PCR analysis of candidate miRNAs expression indicated that, tae-miR156 and tae-miR159 expression level has been sharply increased between day 13th to 17th and then after, decreased to the minimum level before day 20th. On the other hand, tae-miR167, tae-miR171 and tae-miR393 expression level has been gradually increased since day 13th of the growth. These data suggest that day 13th to 17th of the wheat seedling life, is crucial period of life in terms of drastic physiological changes which are affected by miRNAs expression. Since majority of the target genes of these candidate miRNAs are not known yet, their expression alterations is only suggested to be consistent with the expression of some known target genes, belong to the signaling pathway like auxin signaling. Considering sequence conservation pattern of miRNA precursors, here we suggested functional miR*s for tae-miR156, tae-miR159, and tae-miR393.

Volume 13, Issue 0 (kongore 94- 2015)
Abstract



Volume 13, Issue 60 (0-0)
Abstract



Volume 14, Issue 62 (4-2017)
Abstract

Dahi is a traditional Indian fermented milk product that is similar to plain yogurt in appearance and consistency. As compared to yogurt, dahi has lower acidity, consequently it seems to be more effective in production of probiotic or synbiotic foods. The aim of this study was optimization of the production process and evaluation of physicochemical and microbial properties of synbiotic dahi by response surface methodology (RSM) based on Box Benken Design. Inulin (0-2.5%), tragacanth gum (0-0.06%) and storage time (1-19 days) were the factors that their impacts on the dependent variables were evaluated. In order to optimize variables, three traits including firmness, syneresis and viability of probiotic Lactobacillus acidophilus (LA5) were considered as responses. Finally, the appropriate power and fit of model were indicated based on determination coefficient (R2), adjusted determination coefficient and coefficient of variation (CV). The determination coefficient (R2) for firmness, syneresis and microbial counting in synbiotic dahi was obtained 0.99, 0.91, and 0.98, respectively. The increase in the concentration of inulin and storage time led to improve of syneresis and firmness of the products. Also, the increase in concentration of tragacanth up to 0.03% increased firmness, while afterward up to 0.06% concentration caused negative effect and reduced firmness. The increase in concentration of tragacanth and inulin had positive effect on probiotic counting of the products, while storage time had deleterious effect on it. According to the results of optimization experiments, optimal conditions were 2.5% concentration of inulin with 0.03% concentration of tragacanth gum in 18-day holding period.

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