نتایج جستجو برای: by increasing arsenic level from control a1 to 90 mg kg
تعداد نتایج: 13627079 فیلتر نتایج به سال:
one very decisive factor in students’ academic destiny is the result they get at final term examinations. because of its importance, both students and teachers are curiously anxious about them. as normally it is the case, these final term tests are prepared hurriedly in short time by teachers which result in students’ dissatisfaction, complaining on how the test was different from their expecta...
the present study is an attempt to investigate the potential impact of inspirational quotes on improving english abstract vocabulary recall. to achieve this goal, a multiple choice language proficiency test of 60 items including vocabulary and grammar component was administered to a sample of 63 second-semester male and female students whose age ranged between 17 to 22 and they were studying en...
Background and Objectives: Arsenic contamination is of great environmental concern due to its toxic effects as a carcinogen. In order to assess soil arsenic contamination and its distribution patterns, surface soil samples collected from the urban areas of Arak were analyzed. Materials and Methods: Totally, 62 surface soil samples were collected from depth of 0–20 cm of different locations incl...
This paper presents results of heavy metals determination in infant foods available in Poland during a monitoring programme in 2009-13. This study investigated levels of lead, cadmium, arsenic, and mercury in infant formulae and other infant foods intended for consumption during the first 6 to 12 months of life, and an intake of heavy metals was assessed. Food consumption data based on the arti...
this study attempts to investigate the effect of peers’ revision in comparison to that of the teacher, and whether peers’ comments and teachers’ comments facilitate students’ revision? if yes, which one is more effective? also attempts have been made to see which aspects of language are more highlighted by peers versus teachers when commenting. besides, it is investigating the student’s attitud...
this study examined the effects of collaborative strategic reading and direct instruction in persuasion on iranian high school students persuasive writing and attitudes. students in three intact classes were assigned to one of three treatment conditions: collaborative strategic reading and direct instruction in persuasion or direct instruction in persuasion or a control group. treatment effects...
this study aimed to investigate the effects of listening strategy training on iranian efl learners listening comprehension and use of such strategies. this work, employing an experimental methodology, was conducted among 60 adult efl learners from a language institute in isfahan, iran, as participants. the participants, who were selected based on the results of a placement test, were assigned t...
this study was designed to evaluate pharmacokinetics of sulphadimidine in cockerels fed on subclinical dose of arsenic (100 ppm) in diet and to determine the protective efficacy following simultaneous dietary medication with piper longum (pipli) (100 ppm) in a 12-week feeding trial. pharmacokinetic parameters were determined after single i.v. dose (50 mg/kg) of sulphadimidine in cockerels i...
in this study the effects of some soil properties on uptake arsenic and cadmium by silybum marianum was studied. to this end surrounding area asphalt plant of city kalaleh, was divided to 6 pieces (a, b, c, d, e, f), with an area of approximately one hectare. plots a and d on both sides of the river, are the nearest areas asphalt plant. also a non-polluting area as a control was considered. ars...
Background: Arsenic trioxide (As2O3) has shown effectiveness in the treatment of leukemia, but it is also associated with hepatotoxicity. Given antileukemic drug-induced oxidative stress and toxicity, this study focused on the mitigatory role of eugenol, a monoterpene compound from clove oil, in the hepatic tissue of Wistar rats.Methods: Twenty-four male Wistar rats (180–250 g) were randomly di...
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