Author: Glossary
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Capgras’ syndrome
The delusion that impostors have replaced others or the self. The syndrome typically follows the development of negative feelings toward the other person that the subject cannot accept and attributes, instead, to the impostor. It has been reported in patients with paranoid schizophrenia and other forms of organic brain disease. A specific delusional belief in…
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Cannabis sativa
An India hemp plant from which marijuana is derived. The main psychoactive component of cannabis is delta-9-tetrahydrocannabinol (THC). Marijuana may contain 0.1%–10% THC. The marijuana plant.
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Cannabis-related disorders
In dsm-iv-tr, a group of mental disorders that includes cannabis dependence, cannabis abuse, cannabis intoxication, cannabis intoxication delirium, cannabis-induced psychotic disorder with delusions or hallucinations, and cannabisinduced anxiety disorder.
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Cannabinoid receptors
Cannabinoids are organic compounds that are present in Cannabis sativa. Two subtypes of cannabinoid receptors—CB1 and CB2—have been cloned from animal or human sources; however, the therapeutic application of these receptors remains unknown. The CB1 receptor is expressed mainly in the BRAIN. Several studies have concluded that certain cannabinoids might have the ability to prevent…
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Candidate gene studies
A research approach that focuses on testing the effects of genetic variants of a potentially contributing gene in an association study. Candidate gene studies have been conducted for mood disorders, alcoholism, and other psychiatric illnesses.
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Candidate gene
A gene, located in a specific chromosome region, thought likely to cause a disease. Once a candidate gene can be linked to a specific disease, researchers can explore variations in the gene. A gene, if mutated, that is suspected to play a causal role in a clinical syndrome. A gene that is suspected of being…
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Campral
Brand name for the alcoholism treatment drug acamprosate.
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Caffeine-induced disorders
In dsm-iv-tr, a group of mental disorders that includes caffeine intoxication, caffeine-induced anxiety disorder, and caffeine-induced sleep disorder.
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Caenorhabditis elegans
Free-living, transparent nematode, about 1 mm in length, which lives in temperate soil environments. Research into the molecular and developmental biology of C. elegans was begun in 1974 by Sydney Brenner, and C. elegans has since been used extensively as a model organism. C. elegans is one of the simplest organisms with a nervous system.…
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Butyrophenones
A subgroup of conventional antipsychotic drugs with a similar chemical structure (a piperidine ring with a three-carbon chain to which is attached a carbonyl-fluorobenzene ring). Haloperidol (haldol) is the best-known member of this class and perhaps the most widely used conventional antipsychotic medication. Powerful antipsychotic tranquilizers. Butyrophenones are a group of drugs, including haloperidol, used…