esters of phthalates, mainly applied as plasticizer, cause several human health and environment    hazards. phthalates are widely used in pharmaceutical products, cosmetics, as well as other plastic commercial products, and can penetrate in foods, water dusts, and air leading to ingestion and inhalation exposure followed by skin absorption for human. these compounds cause serious adverse effect...

This paper presents a novel, multi-objective mixed-integer nonlinear programming (MINLP) model for a cell formation problem (CFP) with alternative means. Due to existing contradiction among objectives, three are considered: 1) Minimizing the total cost consisting of; intercellular movements, purchasing, operation, and maintenance; 2) maximizing the utilization of machines in the system; 3) mini...

this paper initially examines theories proposed by feenberg abouttechnical systems and alternative modernity, analyzes his thoughts, andconcludes that a framework of values needs to be provided in shapingtechnical systems. in a society like iran, where policy makers are looking forthe realization of islamic values, this framework of values is derived fromislam. to explain the relationship betwe...

vascular endothelial growth factor (vegf-a) is one of the most important regulatory factors in pathological and physiological angiogenesis. alternative splicing is a complicated molecular process in vegf-a gene expression which adds complexity to vegf-a biology. among all vegf-a exons, alternative splicing of exon 8 is the key determinant of isoform switching from pro-angiogenic vegf-xxx to ant...

objectives: self-assessment, as one type of alternative assessment, with the increased attention to learner-centered curricula, needs analysis, and learner autonomy has gained popularity in recent years. the aim of this study was to investigate the effect of self-assessment on javanroodian foreign language (kordestan) learners’ oral performance ability. methods: the assessment program involved ...