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Toxicology

A branch of biology, chemistry, and medicine concerned with the study of the adverse effects of chemicals or physical agents on living organisms, as well as the symptoms, mechanisms, treatments and detection of poisoning, especially the poisoning of people.

Contributors in Toxicology

Toxicology

critical study

Biology; Toxicology

Investigation yielding the no-observed-adverse-effect-level that is used by the USEPA as the basis of the reference dose.

pivotal study

Biology; Toxicology

Investigation yielding the no-observed-adverse-effect-level that is used by the USEPA as the basis of the reference dose.

deterministic

Biology; Toxicology

Term applied to health effects, the severity of which varies with the dose and for which a threshold is believed to exist.

bioconcentration

Biology; Toxicology

Process leading to a higher concentration of a substance in an organism than in environmental media to which it is exposed.

cometabolism

Biology; Toxicology

Process by which a normally non-biodegradable substance is biodegraded only in the presence of an additional carbon source.

critical dose

Biology; Toxicology

Dose of a substance at and above which adverse functional changes, reversible or irreversible, occur in a cell or an organ.

aphid

Biology; Toxicology

Common name for a harmful plant parasite in the family Aphididae, some species of which are vectors of plant virus diseases.

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