释义 |
minimal lethal dose TranslationsEncyclopediaSeeminimum lethal doseminimal lethal dose
min·i·mal le·thal dose (MLD, mld), 1. the minimal dose of a toxic substance or infectious agent that is lethal, as assayed in various experimental animals (for example, the least amount of diphtheria toxin that, on an average, kills a 250-g guinea pig within 96 hours after subcutaneous inoculation); when followed by a subscript (generally "MLD50"), denotes the minimal dose that is lethal to a certain percentage (for example, 50%) of animals so assayed. 2. lD05. min·i·mal le·thal dose (MLD) (min'i-măl lē'thăl dōs) 1. The smallest amount of a toxic substance or infectious agent that is lethal, as assayed in various experimental animals; when followed by a subscript (generally "MLD50"), denotes the minimal dose that is lethal to a certain percentage (e.g., 50%) of animals so assayed. 2. LD50. See: lethal dosemin·i·mal le·thal dose(MLD) (min'i-măl lē'thăl dōs) Lowest dose of a toxic substance or infectious agent that will cause death, as assayed in various experimental animals. |