Examples of using Effect level in English and their translations into Arabic
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Lowest observed effect level.
You can also adjust the effect level, ranging from 0 to 100, to explore your creativity further.
Lowest observed effect level.
A no observed adverse effect level(NOAEL) of 20 mg/kg bw/day was identified since the brain cholinesterase activity was not reduced(JMPR, 1991).
Lowest observed effect level.
A no observed adverse effect level(NOAEL) of 20 mg/kg bw/day was identified as brain cholinesterase activity was not reduced(JMPR, 1991).
Lowest observed effect level Metre.
However these effect levels are underestimations because at the higher concentration the measured value declined by up to 50% of the initial concentration after 48 hours.
Lowest observed effect level.
The lowest no-observed effect level(NOEL), with regard to embryotoxicity and foetotoxicity for mice, rats and rabbits, was 1.0 mg/kg body weight(IPCS, 1990).
Lowest observed adverse effect level.
Additional effect level samples.
The risks to workers were that the estimated body burden of pentaBDE arising from occupational exposure, mainly via dermal contact,was approximately four times greater than the no observable adverse effect level derived from the rodent study(liver effects). .
A more sensible study showed“no observed adverse effect level” with a dosage the equivalent of 1636 mg in a 150 lb person.
The lowest toxic effect level identified for a pelagic freshwater aquatic species is 8.9 ug/L based on a 21-day chronic LOEC for Daphnia magna(Thompson and Madeley 1983a). The effect was for mortality of the offspring.
Cutting has high quality, high effect level, high precision;
The lowest NOAEL(no observed adverse effect level) observed in studies for noncarcinogenic renaleffects were 0.2 mg/kg bw/day(Schwetz et al. 1977, Yang et al. 1989).
Effects were seen in monkeys fed 0.012 mg/kg bw/day for 7 months before breeding and during pregnancy, the lowest effect level reported for hexabromobiphenyl in toxicology studies.
In that report, the lowest no observed adverse effect level(NOAEL) from the available mammalian toxicity data for the c-octaBDE product is determined as 2 mg/kg bw/day in a developmental study with rabbits.
The corresponding margin of safety for cholinesterase inhibition would then be 10 or less,based on the No Observed Adverse Effect Level estimated by the National Academy of Sciences(NAS; US EPA, 1988).
There is a considerable range of end points and corresponding effect levels presented in the literature and also considerable variation in how different researchers evaluate those data.
The risks to workers were that the estimated body burden of pentaBDE arising from occupational exposure, mainly via dermal contact,was approximately four times greater than the no observable adverse effect level derived from the rodent study(liver effects). .
However, when exposure levels have been in the same range as orgreater than adverse effect levels, the Committee has considered this as one line of evidence that global action is warranted in accordance with paragraph 7(a) of Article 8 of the Convention.
In the second approach, comparisons were made between exposure estimations for a pisciverous predator and for polar bear using assumptions considered by theWCC as" worst case assumptions", and effect levels derived from human Reference Dose and Tolerable Daily Intakes from USA and Canada.
In spite of important study limitations, the EU risk assessment indicated that the margin betweenexposure levels in wild birds and observed effect levels is not high, especially considering that Sifleet(2009) did not take into account potential sub-lethal effects, and that additional BDE-209 would likely have been assimilated following hatching and desorption of the remaining yolk thereby further increasing exposure.
Cutting has high quality, high effect level, high precision.
In a study in the US on the exposure of workers who mixed, loaded and applied paraquat,it was concluded that the margins of skin exposure(the no observed effect level divided by total daily dose) were unacceptable for backpack applicators and workers who used low pressure sprayers- even when they wore long pants, a long-sleeved shirt, chemical-resistant gloves and shoes with socks as PPE(Berne declaration).
In addition, PFOS has shown developmental effects inmammals at low levels(no observed adverse effect level(NOAEL) value of 0.1 mg/kg body weight/day in rats in a two-generation study)(Ref. 1);
For some organisms such as frogs and birds adverse effects levels reported for BDE-209 are close to or within the range of reported environmental levels. .