نتایج جستجو برای: negative labeling
تعداد نتایج: 589302 فیلتر نتایج به سال:
background: chlorotoxin is a 36-amino acid peptide found in the venom of the leiurus quinquestriatus which blocks small-conductance chloride channels. chlorotoxin binds preferentially to glioma cells that allow development of new methods for the treatment and diagnosis of several types of cancer. thus chlorotoxin derivative was labeled with 131i for further investigation. materials and methods:...
objectives: stigma is a negative value. many behaviors are to ward stigmatized people. down syndrome is one of conditions with stigma. the aim of this study is to determine the sources of labeling in iranian down syndrome. methods: the view of 105 down syndrome families concerning stigma were conducted. all of down syndrome was under 50 years. results: a fair proportion of down syndrome familie...
Since 1990s genetically modified foods began to appear in the market place. The most common genetically modified products are soy bean, corn, cotton and canola and the most important genetically modified characteristics are herbicide tolerance and insect resistance. Worries about safety of genetically modified foods led to establishment of labeling rules. Since 1997 based on regulations of Euro...
This study reports on the molecular identification of fish species from processed products which had a priori been classified as belonging to 5 important species in Iran for human consumption. DNA barcoding using direct sequencing of an approximately 650bp of mitochondrial Cytochrome oxidase subunit I (COI) gene revealed incorrect labeling of Narrow-barred Spanish mackerel samples. High occurre...
Previous studies reported that negative stimuli induced less affect in bilinguals when stimuli were presented in bilinguals' second, weaker language (L2) than when they were presented in their native language (L1). This effect of L2 use was attributed to increased emotional distance as well as to increased levels of cognitive control during L2 use. Here we investigated how explicit (cognitive r...
Pre-embedding immunocytochemistry for the active form of glutamate decarboxylase (GAD67) and postembedding staining for gamma-aminobutyric acid (GABA) were compared as markers for central GABAergic terminals in the phrenic motor nucleus, in which phrenic motor neurons had been retrogradely labeled with cholera toxin B-horseradish peroxidase. Nerve terminals with or without GAD67 immunoreactivit...
Distant supervision, heuristically labeling a corpus using a knowledge base, has emerged as a popular choice for training relation extractors. In this paper, we show that a significant number of “negative“ examples generated by the labeling process are false negatives because the knowledge base is incomplete. Therefore the heuristic for generating negative examples has a serious flaw. Building ...
Given non-negative integers j and k, an L( j, k)-labeling of a graph G is a function f from the vertex set V (G) to the set of all non-negative integers such that | f (x) − f (y)| ≥ j if d(x, y) = 1 and | f (x) − f (y)| ≥ k if d(x, y) = 2. The L( j, k)-labeling number λ j,k is the smallest number m such that there is an L( j, k)-labeling with the largest value m and the smallest label 0. This p...
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