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Descriptor English: Lethal Dose 50
Descriptor Spanish: Dosificación Letal Mediana
Descriptor dosis letal 50
Entry term(s) DL50
Scope note: Dosis de sustancias venenosas o tóxicas, o dosis de radiación ionizante, requeridas para matar al 50 por ciento de la población sometida a prueba.
Descriptor Portuguese: Dose Letal Mediana
Descriptor French: Dose létale 50
Entry term(s): Dose 50, Lethal
LD50
Tree number(s): E05.940.402
G07.225.500
G07.690.773.875.750
G07.690.936.500.750
SP4.046.457.743.929
SP4.102.072.092.748.519
RDF Unique Identifier: https://id.nlm.nih.gov/mesh/D007928
Scope note: The dose amount of poisonous or toxic substance or dose of ionizing radiation required to kill 50% of the tested population.
Annotation: usually NIM; do not coordinate with /mortal in experimental studies
Previous Indexing: specific drug/toxicity (1966-1970)
Public MeSH Note: 76; was see under TOXICOLOGY 1975
History Note: 76(71); was see under TOXICOLOGY 1975
Related: Permissible Limits DeCS
DeCS ID: 8106
Unique ID: D007928
Documents indexed in the Virtual Health Library (VHL): Click here to access the VHL documents
Date Established: 1976/01/01
Date of Entry: 1999/01/01
Revision Date: 2015/06/29
Lethal Dose 50 - Preferred
Concept UI M0012370
Scope note The dose amount of poisonous or toxic substance or dose of ionizing radiation required to kill 50% of the tested population.
Preferred term Lethal Dose 50
Entry term(s) Dose 50, Lethal
LD50



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