In toxicology, the median lethal dose, LD 50 (abbreviation for "lethal dose, 50%"), LC 50 (lethal concentration, 50%) or LCt 50 is a toxic unit that measures the lethal dose of a given …

Feb 11, 2018 · Learn the definition and limitations of the median lethal dose (LD50), a measure of a substance's toxicity. The LD50 is the dose that kills 50% of tested subjects and is used for …

The dose at which a substance is lethal for 50% of animals tested (usually mice). LD50 values provide a measure of the toxicity of a substance – the lower the LD50 value, the greater its …

Template:Toxicology In toxicology, the median lethal dose, LD50 (abbreviation for “Lethal Dose, 50%”), or LCt50 (Lethal Concentration & Time) of a toxic substance or radiation is the dose …

median lethal dose The average amount of a drug, toxin, chemical substance/mixture or microorganism capable of killing 1/2 of the test animals exposed under specific test conditions. …

Feb 1, 2017 · Median lethal dose is the amount of a lethal substance that will kill 50% of a target population over a set period of time. Median lethal dose relates to substances including …

a measure of the lethal dose of a toxin, radiation, or pathogen required to kill half of a tested population

The median toxic dose encompasses the category of toxicity that is greater than half maximum effective concentration (ED50) but less than the median lethal dose (LD 50).

the dose required to kill half the members of a tested population after a specified test duration (LC₅₀ → P2712)

Oct 10, 2018 · Answer: The LD50 stands for “Lethal Dose for 50% of subjects” or “Median Lethal dose”. In pharmacological studies of drug compounds, it is important to know the dosage of …

Mar 5, 2025 · Median lethal dose (LD 50) is a statistical measure that indicates the lethal dose of a substance expected to cause death in 50% of a test animal population, serving as a key …

Median lethal dose (LD50) is the amount of a substance required to kill 50% of a test population. It is commonly used in toxicology to assess the potency of pathogens, toxins, and chemicals.

Feb 24, 2014 · Statistically derived dose of a chemical or physical agent (radiation) expected to kill 50% of organisms in a given population under a defined set of conditions. PAC, 1993, 65, …

Medium Lethal Dose, The amount of chemical it will take, in one does, to affect half all the target organisms. Called a Sublethal dose. Study with Quizlet and memorize flashcards containing …

Three estimation techniques-Fieller's method, profile likelihood and the bootstrap-of finding confidence intervals for the median lethal dose LD50 are compared. Correcting for bias does …