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

Posology

Biology; Toxicology

Pharmacological study of the choice of appropriate dose of a drug in relation to the physiological factors, such as age, that may influence its effect.

Porphyrin

Biology; Toxicology

Natural pigment containing a fundamental skeleton of four pyrrole nuclei united through the α-positions by four methine groups to form a macrocyclic structure (porphyrin is designated porphine in ...

Vulnerable

Biology; Toxicology

Describing a group of organisms more vulnerable to a given exposure than the majority of the population to which they belong. Note: Susceptibility may reflect gender, age, physiological status, or ...

Reverse mutation

Biology; Toxicology

Mutation in a mutant allele which makes it capable of producing the nonmutant phenotype; this may result from restoration of the original DNA sequence of the gene or from production of a new DNA ...

Back mutation

Biology; Toxicology

Mutation in a mutant allele which makes it capable of producing the nonmutant phenotype; this may result from restoration of the original DNA sequence of the gene or from production of a new DNA ...