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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


two-compartment model

Biology; Toxicology

Product of compartmental analysis requiring two compartments.

traceability (in metrology)

Biology; Toxicology

Property of a measurement result whereby the result can be related to a stated reference through a documented unbroken chain of calibrations, each contributing to the measurement uncertainty.


Biology; Toxicology

Property of genes which reside on the same chromosome.


Biology; Toxicology

Proportion of an exposed population with a defined effect or the proportion of a group of individuals that demonstrates a defined effect in a given time at a given dose rate.

proportional mortality rate

Biology; Toxicology

Proportion of observed deaths from a specified condition in a defined population divided by the proportion of deaths expected from this condition in a standard population, expressed either

specificity of a screening test

Biology; Toxicology

Proportion of truly non-diseased persons who are identified by the screening test.

tumor necrosis factor (TNF)

Biology; Toxicology

Protein produced by several of the body's cell types, such as white blood cells, red blood cells, and other cells that line the blood vessels; it promotes the destruction of some types of cancer ...

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