ED50 (Effective Dose 50)
Definition
The ED50 is the dose of a substance that produces a desired effect in 50% of the population or test subjects.
Related terms
LD50 (Lethal Dose 50): The LD50 is the dose of a substance that causes death in 50% of the population or test subjects.
TD50 (Toxic Dose 50): The TD50 is the dose of a substance that produces toxic effects in 50% of the population or test subjects.
EC50 (Effective Concentration 50): Similar to ED50, but refers to the concentration rather than dose, usually used for substances present in solutions.
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