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

Adduct

Biology; Toxicology

New chemical species AB, each molecular entity of which is formed by direct combination of two separate molecular entities A and B in such a way that there is change in connectivity, but no loss, of ...

Absorbance (A)

Biology; Toxicology

Logarithm of the ratio of incident to transmitted radiant power through a sample (excluding the effects of sample cell walls). Depending on the base of the logarithm, a decadic and Napierian ...

Clearance in physiology and toxicology

Biology; Toxicology

1. Volume of blood or plasma or mass of an organ effectively cleared of a substance by elimination (metabolism and excretion) divided by time of elimination. 2. (in pulmonary toxicology) Volume or ...

Dysplasia

Biology; Toxicology

Abnormal development of an organ or tissue identified by morphological examination.

Pesticide

Biology; Toxicology

A substance intended to kill pests. Note: In common usage, any substance used for controlling, preventing, or destroying animal, microbiological or plant pests.

Neurotoxic

Biology; Toxicology

Able to produce chemically an adverse effect on the nervous system: such effects may be subdivided into two types. # Central nervous system effects (including transient effects on mood or ...

Histamine

Biology; Toxicology

2-(1H-imidazol-4-yl)ethan-1-amine, an amine derived from histidine by decarboxylation and released from cells in the immune system as part of an allergic reaction: it is a powerful stimulant of ...