Toxicology

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.

Industry: Biology; Chemistry

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Toxicology

Carrier protein

Biology; Toxicology

1. Protein to which a specific ligand or hapten is conjugated 2. Unlabeled protein introduced into an assay at relatively high concentrations which distributes in a fractionation process in the same ...

Confounding in data analysis

Biology; Toxicology

1. Situation in which the effects of two processes are not distinguishable from one another: the distortion of the apparent effect of an exposure on risk brought about by the association of other ...

Absorption in biology

Biology; Toxicology

Uptake Penetration of a substance into an organism and its cells by various processes, some specialized, some involving expenditure of energy (active transport), some involving a carrier system, and ...

Action level

Biology; Toxicology

1. Concentration of a substance in air, soil, water or other defined medium at which specified emergency counter-measures, such as the seizure and destruction of contaminated materials, evacuation of ...

Eutrophication

Biology; Toxicology

Adverse change in the chemical and biological status of a body of water following depletion of the oxygen content caused by decay of organic matter resulting from high primary production as a result ...

Fixed dose procedure

Biology; Toxicology

Acute toxicity test in which a substance is tested initially at a small number (3 or 4) predefined doses to identify which produces evident toxicity without lethality: the test may be repeated at one ...