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AAT Bioquest

How do you calculate LD50?

Posted April 9, 2021


Answer

LD50 can be calculated using the formula LD50 = ED50/3 x Wm x 10 -4. It is expressed in mg/kg bw/d or milligram of a substance per kilo of body weight administered per day.

Additional resources

The new algorithm for calculation of median lethal dose (LD 50) and effective dose fifty (ED 50) of Micrarus fulvius venom and anti-venom in mice

LD50 Calculator