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The way concept relations are shown:
Lethal Dose 50
Hierarchy: | ∟ ∟ Lethal Dose 50 21 coordinate concepts∟ ∟ ∟ Lethal Dose 50 21 coordinate conceptsX |
Broader terms: | |
Annotation: | almost never IM; do not coord with /mortal in exper studies; DF: LD 50 or LD50
X |
History note: | specific drug/toxicity (1966-1970)X |
historyNote*: | 76(71); was see under TOXICOLOGY 1975
X |
publicMeSHNote*: | 76; was see under TOXICOLOGY 1975
X |
Scope note: | The dose amount of poisonous or toxic substance or dose of ionizing radiation required to kill 50% of the tested population.
X |
activeMeSHYear*: | |
dateCreated*: | 1999-01-01X |
dateEstablished*: | 1976-01-01X |
dateRevised*: | 2000-06-22X |
recordAuthorizer*: | sjnX |
recordMaintainer*: | adpX |
recordOriginator*: | NLMX |
Type: | |
Coordinate terms: | |
URI: | |
Labels and equivalent concepts: | LD50 (fi) XTappava annos 50 (fi, replaced) Lethal dose 50 (fi, replaced) Letaalinen annos 50 (fi, replaced) Letal dos 50 (sv) Dödlig dos 50 (sv, replaced) LD50 (sv, replaced) LD50 (en, replaced) |
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