| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 1,804,585,015 visitors served. |
|
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
lethal dose 50 |
Also found in: Medical, Acronyms, Wikipedia | 0.03 sec. |
|
lethal dose 50 [′lē·thəl ¦dōs ′fif·tē] (pharmacology) The dose of a substance which is fatal to 50% of the test animals. Abbreviated LD50. Also known as median lethal dose. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
|
| ? Mentioned in | ? References in periodicals archive | |
|---|---|---|
While acknowledging that some animal tests, such as the Lethal Dose 50 Percent (LD50) and the Maximum Tolerated Dose (MTD), may yield results that are statistically invalid and difficult to extrapolate to humans, he nevertheless concludes, "Though imperfect, in most tests the mouse ramains the best model for man. |
| Encyclopedia |
| Free Tools: |
For surfers:
Free toolbar & extensions |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup | Partner with us |
|---|