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

Ionising radiation

Biology; Toxicology

Any radiation consisting of directly or indirectly ionising particles or a mixture of both or photons with energy higher than the energy of photons of ultraviolet light or a mixture of both such ...

Inert ingredient

Biology; Toxicology

Any intentionally added ingredient of a mixture which does not contribute to the desired biological effect: this definition does not include impurities and does not imply that the inert ingredient ...

Epitope

Biology; Toxicology

Any part of a molecule that acts as an antigenic determinant: a macromolecule can contain many different epitopes each capable of stimulating production of a different specific antibody.

Excipient

Biology; Toxicology

Any largely inert substance added to a drug to give suitable consistency or form to the drug.

Health hazard

Biology; Toxicology

Any factor or exposure that may adversely affect health.

Dose-effect relationship

Biology; Toxicology

Association between dose and the resulting magnitude of a continuously graded change, either in an individual or in a population.

Henry's law constant

Biology; Toxicology

At constant temperature and pressure, the ratio of the partial pressure of a gas above a liquid to its solubility in the liquid and therefore a measure of its partition between the gas phase and the ...