Median lethal dose

The Median Lethal Dose, commonly abbreviated as LD50, is a standard measure used in toxicology to quantify the toxicity of a substance. Specifically, it represents the dose of a substance that is expected to cause death in 50% of a defined animal population after a specified period of exposure. The LD50 is typically expressed in terms of mass of the substance per body mass of the test subjects (e.g.