| lowest observed adverse effect level |
is the lowest tested dose or concentration of a substance which resulted in an observed adverse effect in exposed test organisms when all higher doses or concentrations resulted in the same or more severe effects.
Ãâó: www.setonresourcecenter.com/cfr/40CFR/P132_003.HTM
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| lowest observed adverse effect l. |
in studies of the toxicity of chemicals, the lowest dosage level at which chronic exposure to the substance shows adverse effects; usually calculated for laboratory animals.
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| lowest observed adverse effect level |
The lowest level of a stressor that causes statistically and biologically significant differences in test samples as compared to other samples subjected to no stressor.
Ãâó: www.p2pays.org/ref/01/text/0040221.htm
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| lowest observed adverse effect level |
Lowest amount or concentration of an agent, found by experiment or observation, that causes an adverse alteration of morphology, functional capacity, growth, development or life span in an organism, system or (sub)population.
Ãâó: www.fsra.net/glossary.html
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