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

Exposure-effect relationship

Biology; Toxicology

Association between exposure concentration and the resultant magnitude of the continuously graded change produced, either in an individual or in a population.

Cytoplasm

Biology; Toxicology

Fundamental substance or matrix of the cell (within the plasma membrane) which surrounds the nucleus, endoplasmic reticulum, mitochondria and other organelles.

Antiserum

Biology; Toxicology

Serum containing antibodies to a particular antigen either because of immunisation or after an infectious disease. Note: Usually the antibodies are polyclonal.

Aphasia

Biology; Toxicology

Loss or impairment of the power of speech or writing, or of the ability to understand written or spoken language or signs, due to a brain injury or disease.

Dependence

Biology; Toxicology

1. A psychic craving for a drug or other substance which may or may not be accompanied by a physical dependency. 2. Reliance on a drug or other substance to maintain health.

Asphyxia

Biology; Toxicology

Condition resulting from insufficient intake of oxygen: symptoms include breathing difficulty, impairment of senses, and, in extreme, convulsions, unconsciousness and death.

Codex Alimentarius

Biology; Toxicology

Collection of internationally adopted food standards drawn up by the Codex Alimentarius Commission, the principal body implementing the joint FAO/WHO Food Standards Programme.