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NALT Concept Space
U.S. Department of Agriculture

NALT Full

Concept information

  1. Fields of Study
  2. biochemistry
  3. bioactive properties
  4. toxicity
  5. lethal dose
  6. lethal dose 50
  1. Fields of Study
  2. medical sciences
  3. toxicology
  4. toxicity
  5. lethal dose
  6. lethal dose 50
  1. Animals, Livestock, One Health
  2. medical sciences
  3. toxicology
  4. toxicity
  5. lethal dose
  6. lethal dose 50
  1. Fields of Study
  2. medical sciences
  3. toxicology
  4. toxicity
  5. lethal dose
  6. lethal dose 50
  1. Animals, Livestock, One Health
  2. medical sciences
  3. toxicology
  4. toxicity
  5. lethal dose
  6. lethal dose 50
  1. Research, Technology, Methods
  2. animal research
  3. toxicology
  4. toxicity
  5. lethal dose
  6. lethal dose 50

Preferred term

lethal dose 50

Type

  • Topic

Definition

  • Information The amount of a single dose of a solid or liquid substance required to kill 50% of the tested population. It is usually expressed in mg/kg (milligram of material per kilogram of body weight) and is used for all routes of exposure other than inhalation. Compare "lethal concentration 50".

    Source: NAL Thesaurus Staff

    Type: Concept definition

Broader concept

Related concepts

Synonyms

  • LD 50
  • LD-50
  • LD50
  • lethal dose-50

In other languages

URI

https://lod.nal.usda.gov/nalt/49401

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RDF/XML TURTLE JSON-LD Created 1/19/06, last modified 10/11/17