نتایج جستجو برای: bcf
تعداد نتایج: 544 فیلتر نتایج به سال:
Motivation Whole-genome sequencing (WGS) data are being generated at an unprecedented rate. Analysis of WGS data requires a flexible data format to store the different types of DNA variation. Variant call format (VCF) is a general text-based format developed to store variant genotypes and their annotations. However, VCF files are large and data retrieval is relatively slow. Here we introduce a ...
The LC(50) of compounds with a similar biological effect, at a given exposure period, is frequently plotted log-log against the octanol-water partition coefficient and a straight line is fitted for interpolation purposes. This is also frequently done for physiological properties, such as the weight-specific respiration rate, as function of the body weight of individuals. This paper focuses on t...
زمینه: فلزات سنگین غیرقابل تجزیه موجود در آبها، در ماهی بهعنوان یکی از زنجیرههای غذایی انسان تجمع مییابند. در این مطالعه، ضریب انباشتگی زیستی (BCF) فلزات سنگین کروم و کادمیوم در ماهی فلسدار کپور معمولی (C. carpio) و بدون فلس گربهماهی راهراه (P. hypophthalmus) در بافتهای کبد، پوست، آبشش، عضله و فلس تعیین و با هم مقایسه شدند. مواد و روشها: ابتدا غلظت کشنده کروم و کادمیوم طی زمان 96 ساعت ...
The heavy metal uptake of ten plant species was studied under different soil and climatic conditions. Effects of soil pH, temperature, plant species and phenophase on the heavy metal content of stems and leaves were determined in pot experiments. Plants and soil samples were collected from a lead/zinc mine ore (Gyöngyösoroszi, Hungary) and characterised by high contents of Pb, Zn, As, Cd, Cu. T...
In this study, Groenlandia densa (L.) Fourr. (opposite-leaved pondweed), was exposed to prepared stock solution of cadmium and copper with 1.0, 3.0, 5.0 and 7.0 mg L(-1) concentration in certain periods (24, 48, 72 and 96 h) and changing amount of accumulation of plants in depending on time and concentration was measured by atomic absorption spectrophotometer. The results show that under experi...
We present a phase field model for the evolution of stepped surfaces with distinct material parameters across nanoscale terraces in surface diffusion. The model aims to capture the Burton-CabreraFrank (BCF)-type theory for the motion of decorated non-interacting steps separating composite terraces. Our work forms an extension of the phase field model by Hu et al. [Physica D 241, 77 (2012)]. The...
Abstract One of the most powerful tools to operate imprecision is bipolar complex fuzzy sets (BCFSs), which an enlargement (BFSs) as well (CFSs). This paper deals with integrated MULTIMOORA (multi-objective optimization on basis ratio analysis plus full multiplicative form) framework a generalization procedure assess multi-criteria decision-making (MCDM) problems BCFSs. We develop BCF-Archimede...
BACKGROUND Heavy metals tend to bioaccumulate in living organisms, and their accumulation has been a major concern. As mammals are known to excrete heavy metals via their bile, it seems to be very promising to analyse metal burdens of parasites that infect the biliary tree such as liver flukes of the genus Fasciola. The present study was carried out to evaluate F. hepatica and F. gigantica as b...
Abstract. We consider the growth of an epitaxial thin film on a continuously supplied substrate using both the Burton-Cabrara-Frank (BCF) mean-field model and kinetic Monte-Carlo (KMC) simulation. Of particular interest are effects due to the finite size of the deposition zone, which is modeled by imposing an upand downwind adatom density equal to the adatom density on an infinite terrace in eq...
The LC50 of compounds with a similar biological effect, at a given exposure period, is frequently plotted log–log against the octanol–water partition coefficient and a straight line is fitted for interpolation purposes. This is also frequently done for physiological properties, such as the weight-specific respiration rate, as function of the body weight of individuals. This paper focuses on the...
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