NALT

Preferred term

lowest observed effect level

Topic

In a study, the lowest dose or exposure level at which a statistically or biologically significant effect is observed in the exposed population compared with an appropriate unexposed control group.

toxicity

LOAEL (lowest observed adverse effect level)
LOEC (lowest observable effect concentration)
LOEL (lowest observed effect level)
lowest observable effect concentration
lowest observed adverse effect level

Field 001 in MARC Authority Format

21844

Spanish

nivel de mínimo efecto adverso observado

URI

https://lod.nal.usda.gov/nalt/50478

Download this concept

Created 1/19/06, last modified 4/14/20